diff --git a/app/main.cpp b/app/main.cpp index 5d66a1eea..4421a4478 100644 --- a/app/main.cpp +++ b/app/main.cpp @@ -148,7 +148,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo #endif #ifdef ANDROID - // Default sized sliders can be hard to move using touch GUIs, so increase szie + // Default sized sliders can be hard to move using touch GUIs, so increase size // FIXME: How can we do a double border around the handle, as Fusion style seems to use? // Dialog borders are hard to see as is (perhaps as Android doesn't have a title bar), so use same color as for MDI qApp->setStyleSheet("QSlider {min-height: 20px; } " @@ -189,7 +189,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo { // Disable log on console, so we can more easily see device list logger->setConsoleMinMessageLevel(QtFatalMsg); - // Don't pass logger to MainWindow, otherwise it can reenable log output + // Don't pass logger to MainWindow, otherwise it can re-enable log output logger = nullptr; } @@ -217,7 +217,7 @@ int main(int argc, char* argv[]) // Request OpenGL 3.3 context, needed for glspectrum and 3D Map feature // Note that Mac only supports CoreProfile, so any deprecated OpenGL 2 features // will not work. Because of this, we have two versions of the shaders: - // OpenGL 2 versions for compatiblity with older drivers and OpenGL 3.3 + // OpenGL 2 versions for compatibility with older drivers and OpenGL 3.3 // versions for newer drivers #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0)) QGLFormat fmt; diff --git a/appsrv/main.cpp b/appsrv/main.cpp index ef2950011..849f4f76e 100644 --- a/appsrv/main.cpp +++ b/appsrv/main.cpp @@ -100,7 +100,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo { // Disable log on console, so we can more easily see device list logger->setConsoleMinMessageLevel(QtFatalMsg); - // Don't pass logger to MainServer, otherwise it can reenable log output + // Don't pass logger to MainServer, otherwise it can re-enable log output logger = nullptr; } diff --git a/devices/usrp/deviceusrpparam.cpp b/devices/usrp/deviceusrpparam.cpp index f4e344a75..c8c2f875a 100644 --- a/devices/usrp/deviceusrpparam.cpp +++ b/devices/usrp/deviceusrpparam.cpp @@ -40,7 +40,7 @@ bool DeviceUSRPParams::open(const QString &deviceStr, bool channelNumOnly) qDebug() << "DeviceUSRPParams::open: m_nbRxChannels: " << m_nbRxChannels << " m_nbTxChannels: " << m_nbTxChannels; // Speed up program initialisation, by not getting all properties - // If we could find out number of channles without ::make ing the device + // If we could find out number of channels without ::make ing the device // that would be even better if (!channelNumOnly) { diff --git a/fcdhid/fcdhid.h b/fcdhid/fcdhid.h index 39e6ee6f4..baa4991da 100644 --- a/fcdhid/fcdhid.h +++ b/fcdhid/fcdhid.h @@ -81,7 +81,7 @@ void fcdClose(hid_device *phd); FCD_MODE_ENUM fcdGetMode(hid_device *phd); /** \brief Get FCD firmware version as string. - * \param str The returned vesion number as a 0 terminated string (must be pre-allocated) + * \param str The returned version number as a 0 terminated string (must be pre-allocated) * \return The current FCD mode. * \sa FCD_MODE_ENUM */ @@ -183,7 +183,7 @@ FCD_MODE_ENUM fcdBlWriteFirmware(hid_device *phd, char *pc, int64_t n64Size); /** \brief Verify firmware in FCd flash. * \param pc Pointer to firmware data to verify against. * \param n64Size Size of the data in pc. - * \return The FCD_MODE_BL if verification was succesful. + * \return The FCD_MODE_BL if verification was successful. * * This function verifies the firmware currently in the FCd flash against the firmware * image pointed to by pc. The function return FCD_MODE_BL if the verification is OK and diff --git a/ft8/ft8.cpp b/ft8/ft8.cpp index a3c6a8397..d0b96478b 100644 --- a/ft8/ft8.cpp +++ b/ft8/ft8.cpp @@ -652,7 +652,7 @@ void FT8::go(int npasses) // in fractions of bins in off and hz. // - // just do this once, re-use for every fractional fft_shift + // just do this once, reuse for every fractional fft_shift // and down_v7_f() to 200 sps. std::vector> bins = fftEngine_->one_fft( samples_, 0, samples_.size()); @@ -2273,7 +2273,7 @@ std::vector FT8::extract_bits(const std::vector &syms, const std::ve return bits; } -// decode successive pairs of symbols. exploits the likelyhood +// decode successive pairs of symbols. exploits the likelihood // that they have the same phase, by summing the complex // correlations for each possible pair and using the max. void FT8::soft_decode_pairs( @@ -2573,7 +2573,7 @@ void FT8::soft_decode_triples( } // -// given log likelyhood for each bit, try LDPC and OSD decoders. +// given log likelihood for each bit, try LDPC and OSD decoders. // on success, puts corrected 174 bits into a174[]. // int FT8::decode(const float ll174[], int a174[], FT8Params& _params, int use_osd, std::string &comment) diff --git a/ft8/ft8.h b/ft8/ft8.h index d381d6d0c..326edc5f2 100644 --- a/ft8/ft8.h +++ b/ft8/ft8.h @@ -264,14 +264,14 @@ public: FT8Params& getParams() { return params; } // - // given log likelyhood for each bit, try LDPC and OSD decoders. + // given log likelihood for each bit, try LDPC and OSD decoders. // on success, puts corrected 174 bits into a174[]. // static int decode(const float ll174[], int a174[], FT8Params& params, int use_osd, std::string &comment); // encode a 77 bit message into a 174 bit payload // adds the 14 bit CRC to obtain 91 bits // apply (174, 91) generator mastrix to obtain the 83 parity bits - // append the 83 bits to the 91 bits messag e+ crc to obbain the 174 bit payload + // append the 83 bits to the 91 bits message e+ crc to obtain the 174 bit payload static void encode(int a174[], int s77[]); // @@ -490,7 +490,7 @@ private: // scaled by str. // std::vector extract_bits(const std::vector &syms, const std::vector str); - // decode successive pairs of symbols. exploits the likelyhood + // decode successive pairs of symbols. exploits the likelihood // that they have the same phase, by summing the complex // correlations for each possible pair and using the max. void soft_decode_pairs( diff --git a/ft8/osd.h b/ft8/osd.h index 0c3f46da9..1cc3df8c1 100644 --- a/ft8/osd.h +++ b/ft8/osd.h @@ -36,7 +36,7 @@ public: static int osd_decode(float codeword[174], int depth, int out[91], int *out_depth); }; -} // namepsace FT8 +} // namespace FT8 #endif // osd_h diff --git a/ft8/packing.cpp b/ft8/packing.cpp index 84585792e..30f5ea783 100644 --- a/ft8/packing.cpp +++ b/ft8/packing.cpp @@ -388,7 +388,7 @@ std::string Packing::unpack_5(int a77[], std::string& call1str, std::string& cal hashes_mu.unlock(); call2str = std::string(ocall); - // mext bit is alway for R + // mext bit is always for R int i = 12+ 22 +1; // r3 int rst = un64(a77, i, 3); diff --git a/httpserver/httpconnectionhandler.cpp b/httpserver/httpconnectionhandler.cpp index d4c852dd5..272458010 100644 --- a/httpserver/httpconnectionhandler.cpp +++ b/httpserver/httpconnectionhandler.cpp @@ -249,7 +249,7 @@ void HttpConnectionHandler::read() } // In case of HTTP 1.0 protocol add the Connection:close header. - // This ensures that the HttpResponse does not activate chunked mode, which is not spported by HTTP 1.0. + // This ensures that the HttpResponse does not activate chunked mode, which is not supported by HTTP 1.0. else { bool http1_0=QString::compare(currentRequest->getVersion(),"HTTP/1.0",Qt::CaseInsensitive)==0; diff --git a/httpserver/httplistener.cpp b/httpserver/httplistener.cpp index ac06011b2..25ba539b0 100644 --- a/httpserver/httplistener.cpp +++ b/httpserver/httplistener.cpp @@ -19,7 +19,7 @@ HttpListener::HttpListener(QSettings* settings, HttpRequestHandler* requestHandl pool = 0; this->settings = settings; this->requestHandler = requestHandler; - // Reqister type of socketDescriptor for signal/slot handling + // Register type of socketDescriptor for signal/slot handling qRegisterMetaType("tSocketDescriptor"); // Start listening listen(); @@ -33,7 +33,7 @@ HttpListener::HttpListener(const HttpListenerSettings& settings, HttpRequestHand this->settings = 0; listenerSettings = settings; this->requestHandler = requestHandler; - // Reqister type of socketDescriptor for signal/slot handling + // Register type of socketDescriptor for signal/slot handling qRegisterMetaType("tSocketDescriptor"); // Start listening listen(); diff --git a/httpserver/httplistener.h b/httpserver/httplistener.h index c10951ef6..6e4eb958a 100644 --- a/httpserver/httplistener.h +++ b/httpserver/httplistener.h @@ -73,7 +73,7 @@ public: virtual ~HttpListener(); /** - Restart listeing after close(). + Restart listening after close(). */ void listen(); @@ -108,7 +108,7 @@ private: /** Configuration settings for the HTTP server as a structure */ HttpListenerSettings listenerSettings; - /** Point to the reuqest handler which processes all HTTP requests */ + /** Point to the request handler which processes all HTTP requests */ HttpRequestHandler* requestHandler; /** Pool of connection handlers */ diff --git a/httpserver/httprequest.cpp b/httpserver/httprequest.cpp index 856f4f008..3c8181423 100644 --- a/httpserver/httprequest.cpp +++ b/httpserver/httprequest.cpp @@ -425,7 +425,7 @@ void HttpRequest::parseMultiPartFile() while (!tempFile->atEnd() && !finished && !tempFile->error()) { #ifdef SUPERVERBOSE - qDebug("HttpRequest::parseMultiPartFile: reading multpart headers"); + qDebug("HttpRequest::parseMultiPartFile: reading multipart headers"); #endif QByteArray fieldName; QByteArray fileName; @@ -464,7 +464,7 @@ void HttpRequest::parseMultiPartFile() } #ifdef SUPERVERBOSE - qDebug("HttpRequest::parseMultiPartFile: reading multpart data"); + qDebug("HttpRequest::parseMultiPartFile: reading multipart data"); #endif QTemporaryFile* uploadedFile=0; QByteArray fieldValue; diff --git a/httpserver/httprequest.h b/httpserver/httprequest.h index e35f6a65e..0a84ca51a 100644 --- a/httpserver/httprequest.h +++ b/httpserver/httprequest.h @@ -26,7 +26,7 @@ namespace qtwebapp { from a TCP socket and provides getters for the individual parts of the request.

- The follwing config settings are required: + The following config settings are required: 

   maxRequestSize=16000
   maxMultiPartSize=1000000
@@ -73,7 +73,7 @@ public:
     void readFromSocket(QTcpSocket* socket);
 
     /**
-      Get the status of this reqeust.
+      Get the status of this request.
       @see RequestStatus
     */
     RequestStatus getStatus() const;
diff --git a/logging/filelogger.h b/logging/filelogger.h
index 1304ac896..49f20c558 100644
--- a/logging/filelogger.h
+++ b/logging/filelogger.h
@@ -48,7 +48,7 @@ namespace qtwebapp {
 
   @see set() describes how to set logger variables
   @see LogMessage for a description of the message decoration.
-  @see Logger for a descrition of the buffer.
+  @see Logger for a description of the buffer.
 */
 
 class LOGGING_API FileLogger : public Logger {
diff --git a/logging/logger.h b/logging/logger.h
index 83a9840d4..bf90c6f40 100644
--- a/logging/logger.h
+++ b/logging/logger.h
@@ -66,7 +66,7 @@ public:
       Constructor.
       @param msgFormat Format of the decoration, e.g. "{timestamp} {type} thread={thread}: {msg}"
       @param timestampFormat Format of timestamp, e.g. "yyyy-MM-dd HH:mm:ss.zzz"
-      @param minLevel Minimum severity that genertes an output (0=debug, 1=warning, 2=critical, 3=fatal).
+      @param minLevel Minimum severity that generates an output (0=debug, 1=warning, 2=critical, 3=fatal).
       @param bufferSize Size of the backtrace buffer, number of messages per thread. 0=disabled.
       @param parent Parent object
       @see LogMessage for a description of the message decoration.
diff --git a/modemm17/M17Demodulator.cpp b/modemm17/M17Demodulator.cpp
index 138907ad7..c81aa0f53 100644
--- a/modemm17/M17Demodulator.cpp
+++ b/modemm17/M17Demodulator.cpp
@@ -38,7 +38,7 @@ namespace modemm17 {
 //     0.001661182944400927,    0.002699564567597445,   0.0031468394550958484,  0.0029364388513841593,  0.0
 // };
 
-// Generated using scikit-commpy N = 150, aplha = 0.5, Ts = 1/4800 s, Fs = 48000 Hz
+// Generated using scikit-commpy N = 150, alpha = 0.5, Ts = 1/4800 s, Fs = 48000 Hz
 const std::array M17Demodulator::rrc_taps = std::array{
     -8.434122e-04, +3.898184e-04, +1.628891e-03, +2.576674e-03, +2.987740e-03,
     +2.729505e-03, +1.820181e-03, +4.333001e-04, -1.134215e-03, -2.525029e-03,
diff --git a/modemm17/M17Modulator.cpp b/modemm17/M17Modulator.cpp
index 032e35841..65f36e599 100644
--- a/modemm17/M17Modulator.cpp
+++ b/modemm17/M17Modulator.cpp
@@ -50,7 +50,7 @@ const std::array M17Modulator::EOT_SYNC         = {0x55, 0x5D}; // ?
 //      0.001661182944400927,   0.002699564567597445,   0.0031468394550958484,  0.0029364388513841593,  0.0                     // 150
 // };
 
-// Generated using scikit-commpy N = 150, aplha = 0.5, Ts = 1/4800 s, Fs = 48000 Hz
+// Generated using scikit-commpy N = 150, alpha = 0.5, Ts = 1/4800 s, Fs = 48000 Hz
 /*
     import sys
     import commpy.filters
diff --git a/modemm17/SlidingDFT.h b/modemm17/SlidingDFT.h
index 1582bb0f6..db8052bc5 100644
--- a/modemm17/SlidingDFT.h
+++ b/modemm17/SlidingDFT.h
@@ -71,7 +71,7 @@ public:
 
     /**
      * Construct the DFT with an array of frequencies.  These frequencies
-     * should be less than @tparam SampleRate / 2 and a mulitple of
+     * should be less than @tparam SampleRate / 2 and a multiple of
      * @tparam SampleRate / @tparam N.  No validation is performed on
      * these frequencies passed to the constructor.
      */
diff --git a/plugins/channelmimo/doa2/doa2compass.h b/plugins/channelmimo/doa2/doa2compass.h
index dfc9f0a2b..2002242d0 100644
--- a/plugins/channelmimo/doa2/doa2compass.h
+++ b/plugins/channelmimo/doa2/doa2compass.h
@@ -32,7 +32,7 @@ public:
     /// \brief Set all data (yaw, alt, height)
     ///
     /// \param azPos - forward (positive angles side relative to antennas direction) azimuth (in degrees)
-    /// \param azNeg - reverse (negatve angles side relative to antennas direction) azimuth (in degrees)
+    /// \param azNeg - reverse (negative angles side relative to antennas direction) azimuth (in degrees)
     /// \param azAnt - antennas azimuth from 1 (connected to stream 0) to 2 (connected to stream 1)
     ///
     void setData(double azPos, double azNeg, double azAnt) {
diff --git a/plugins/channelrx/demodadsb/adsbdemodbaseband.cpp b/plugins/channelrx/demodadsb/adsbdemodbaseband.cpp
index b3b8229d7..0db76f974 100644
--- a/plugins/channelrx/demodadsb/adsbdemodbaseband.cpp
+++ b/plugins/channelrx/demodadsb/adsbdemodbaseband.cpp
@@ -126,7 +126,7 @@ bool ADSBDemodBaseband::handleMessage(const Message& cmd)
         QMutexLocker mutexLocker(&m_mutex);
         DSPSignalNotification& notif = (DSPSignalNotification&) cmd;
         qDebug() << "ADSBDemodBaseband::handleMessage: DSPSignalNotification: basebandSampleRate: " << notif.getSampleRate();
-        m_sampleFifo.setSize(SampleSinkFifo::getSizePolicy(8*notif.getSampleRate()));  // Need a large FIFO otherwise we get overflows - revist after better upsampling
+        m_sampleFifo.setSize(SampleSinkFifo::getSizePolicy(8*notif.getSampleRate()));  // Need a large FIFO otherwise we get overflows - revisit after better upsampling
         m_channelizer->setBasebandSampleRate(notif.getSampleRate());
         m_sink.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
 
diff --git a/plugins/channelrx/demodadsb/adsbdemodgui.cpp b/plugins/channelrx/demodadsb/adsbdemodgui.cpp
index 9b1a4308f..342e8f5c8 100644
--- a/plugins/channelrx/demodadsb/adsbdemodgui.cpp
+++ b/plugins/channelrx/demodadsb/adsbdemodgui.cpp
@@ -1231,7 +1231,7 @@ void ADSBDemodGUI::callsignToFlight(Aircraft *aircraft)
     if (!aircraft->m_callsign.isEmpty())
     {
         QRegularExpression flightNoExp("^[A-Z]{2,3}[0-9]{1,4}$");
-        // Airlines line BA add a single charater suffix that can be stripped
+        // Airlines line BA add a single character suffix that can be stripped
         // If the suffix is two characters, then it typically means a digit
         // has been replaced which I don't know how to guess
         // E.g Easyjet might use callsign EZY67JQ for flight EZY6267
@@ -1424,7 +1424,7 @@ void ADSBDemodGUI::handleADSB(
 
             if (wasOnSurface != aircraft->m_onSurface)
             {
-                // Can't mix CPR values used on surface and those that are airbourne
+                // Can't mix CPR values used on surface and those that are airborne
                 aircraft->m_cprValid[0] = false;
                 aircraft->m_cprValid[1] = false;
             }
@@ -1516,7 +1516,7 @@ void ADSBDemodGUI::handleADSB(
             }
             else if (((tc >= 9) && (tc <= 18)) || ((tc >= 20) && (tc <= 22)))
             {
-                // Airbourne position (9-18 baro, 20-22 GNSS)
+                // Airborne position (9-18 baro, 20-22 GNSS)
                 int alt = ((data[5] & 0xff) << 4) | ((data[6] >> 4) & 0xf); // Altitude
                 int q = (alt & 0x10) != 0;
                 int n = ((alt >> 1) & 0x7f0) | (alt & 0xf);  // Remove Q-bit
@@ -1631,9 +1631,9 @@ void ADSBDemodGUI::handleADSB(
             else
             {
                 // Local decode using a single aircraft position + location of receiver
-                // Only valid if airbourne within 180nm/333km (C.2.6.4) or 45nm for surface
+                // Only valid if airborne within 180nm/333km (C.2.6.4) or 45nm for surface
 
-                // Caclulate latitude
+                // Calculate latitude
                 const double maxDeg = aircraft->m_onSurface ? 90.0 : 360.0;
                 const double dLatEven = maxDeg/60.0;
                 const double dLatOdd = maxDeg/59.0;
@@ -1643,7 +1643,7 @@ void ADSBDemodGUI::handleADSB(
                 int j = std::floor(m_azEl.getLocationSpherical().m_latitude/dLat) + std::floor(modulus(m_azEl.getLocationSpherical().m_latitude, dLat)/dLat - aircraft->m_cprLat[f] + 0.5);
                 latitude = dLat * (j + aircraft->m_cprLat[f]);
 
-                // Caclulate longitude
+                // Calculate longitude
                 double dLong;
                 int latNL = cprNL(latitude);
                 if (f == 0)
@@ -1678,7 +1678,7 @@ void ADSBDemodGUI::handleADSB(
         }
         else if (tc == 19)
         {
-            // Airbourne velocity - BDS 0,9
+            // Airborne velocity - BDS 0,9
             int st = data[4] & 0x7;   // Subtype
             if ((st == 1) || (st == 2))
             {
@@ -1874,7 +1874,7 @@ void ADSBDemodGUI::handleADSB(
 
             if (resetAnimation)
             {
-                // Wait until after model has changed before reseting
+                // Wait until after model has changed before resetting
                 // otherwise animation might play on old model
                 aircraft->m_gearDown = false;
                 aircraft->m_flaps = 0.0;
@@ -1924,7 +1924,7 @@ void ADSBDemodGUI::decodeModeS(const QByteArray data, int df, Aircraft *aircraft
     }
     if (wasOnSurface != aircraft->m_onSurface)
     {
-        // Can't mix CPR values used on surface and those that are airbourne
+        // Can't mix CPR values used on surface and those that are airborne
         aircraft->m_cprValid[0] = false;
         aircraft->m_cprValid[1] = false;
     }
@@ -1985,7 +1985,7 @@ void ADSBDemodGUI::decodeModeS(const QByteArray data, int df, Aircraft *aircraft
 
 void ADSBDemodGUI::decodeCommB(const QByteArray data, const QDateTime dateTime, int df, Aircraft *aircraft, bool &updatedCallsign)
 {
-    // We only see downlink messages, so do not know the data format, so have to decode all posibilities
+    // We only see downlink messages, so do not know the data format, so have to decode all possibilities
     // and then see which have legal values and values that are consistent with ADS-B data
 
     // All IFR aircraft should support ELS (Elementary Surveillance) which includes BDS 1,0 1,7 2,0 3,0
@@ -2247,7 +2247,7 @@ void ADSBDemodGUI::decodeCommB(const QByteArray data, const QDateTime dateTime,
         int windSpeedFix = ((data[4] & 0x7) << 6) | ((data[5] >> 2) & 0x3f);
         int windSpeed = windSpeedFix; // knots
         int windDirectionFix = ((data[5] & 0x3) << 6) | ((data[6] >> 2) & 0x3f);
-        int windDirection = windDirectionFix * 180.0f / 256.0f; // Degreees
+        int windDirection = windDirectionFix * 180.0f / 256.0f; // Degrees
         bool windSpeedInconsistent = (windSpeed > 250.0f) || (!windSpeedStatus && ((windSpeedFix != 0) || (windDirectionFix != 0)));
 
         int staticAirTemperatureFix = ((data[6] & 0x1) << 10) | ((data[7] & 0xff) << 2) | ((data[8] >> 6) & 0x3);
@@ -2884,7 +2884,7 @@ QList * ADSBDemodGUI::animate(QDateTime dateTime
     bool debug = false;
 
     // Landing gear should be down when on surface
-    // Check speed in case we get a mixture of surface and airbourne positions
+    // Check speed in case we get a mixture of surface and airborne positions
     // during take-off
     if (   aircraft->m_onSurface
         && !aircraft->m_gearDown
@@ -3591,7 +3591,7 @@ void ADSBDemodGUI::on_flightInfo_clicked()
     }
 }
 
-// Find highlighed aircraft on Map Feature
+// Find highlighted aircraft on Map Feature
 void ADSBDemodGUI::on_findOnMapFeature_clicked()
 {
     QModelIndexList indexList = ui->adsbData->selectionModel()->selectedRows();
@@ -3972,7 +3972,7 @@ void ADSBDemodGUI::updateChannelList()
 
     ui->amDemod->blockSignals(false);
 
-    // If no current settting, select first channel
+    // If no current setting, select first channel
     if (m_settings.m_amDemod.isEmpty())
     {
         ui->amDemod->setCurrentIndex(0);
@@ -5564,7 +5564,7 @@ void ADSBDemodGUI::on_logOpen_clicked()
                                     crc.calculate((const uint8_t *)bytes.data(), bytes.size()-3);
                                     crcCalc = crc.get();
                                 }
-                                //qDebug() << "bytes.szie " << bytes.size() << " crc " << Qt::hex <<  crcCalc;
+                                //qDebug() << "bytes.size " << bytes.size() << " crc " << Qt::hex <<  crcCalc;
                                 handleADSB(bytes, dateTime, correlation, correlation, crcCalc, false);
                                 if ((count > 0) && (count % 100000 == 0))
                                 {
diff --git a/plugins/channelrx/demodadsb/adsbdemodgui.h b/plugins/channelrx/demodadsb/adsbdemodgui.h
index cb98b56e7..a05e829bc 100644
--- a/plugins/channelrx/demodadsb/adsbdemodgui.h
+++ b/plugins/channelrx/demodadsb/adsbdemodgui.h
@@ -92,7 +92,7 @@ struct Aircraft {
     Real m_latitude;            // Latitude in decimal degrees
     Real m_longitude;           // Longitude in decimal degrees
     int m_altitude;             // Altitude in feet
-    bool m_onSurface;           // Indicates if on surface or airbourne
+    bool m_onSurface;           // Indicates if on surface or airborne
     bool m_altitudeGNSS;        // Altitude is GNSS HAE (Height above WGS-84 ellipsoid) rather than barometric alitute (relative to 29.92 Hg)
     float m_heading;            // Heading or track in degrees
     int m_verticalRate;         // Vertical climb rate in ft/min
@@ -101,7 +101,7 @@ struct Aircraft {
     int m_squawk;               // Mode-A code
     Real m_range;               // Distance from station to aircraft
     Real m_azimuth;             // Azimuth from station to aircraft
-    Real m_elevation;           // Elevation from station to aicraft
+    Real m_elevation;           // Elevation from station to aircraft
     QDateTime m_time;           // When last updated
 
     int m_selAltitude;          // Selected altitude in MCP/FCU or FMS in feet
@@ -144,7 +144,7 @@ struct Aircraft {
     float m_correlation;
     MovingAverageUtil m_correlationAvg;
 
-    bool m_isTarget;            // Are we targetting this aircraft (sending az/el to rotator)
+    bool m_isTarget;            // Are we targeting this aircraft (sending az/el to rotator)
     bool m_isHighlighted;       // Are we highlighting this aircraft in the table and map
     bool m_showAll;
 
diff --git a/plugins/channelrx/demodadsb/adsbdemodnotificationdialog.cpp b/plugins/channelrx/demodadsb/adsbdemodnotificationdialog.cpp
index 99845f293..d5a1c31c6 100644
--- a/plugins/channelrx/demodadsb/adsbdemodnotificationdialog.cpp
+++ b/plugins/channelrx/demodadsb/adsbdemodnotificationdialog.cpp
@@ -23,7 +23,7 @@
 
 #include "adsbdemodnotificationdialog.h"
 
-// Map main ADS-B table column numbers to combo box indicies
+// Map main ADS-B table column numbers to combo box indices
 std::vector ADSBDemodNotificationDialog::m_columnMap = {
     ADSB_COL_ICAO, ADSB_COL_CALLSIGN, ADSB_COL_MODEL,
     ADSB_COL_ALTITUDE, ADSB_COL_GROUND_SPEED, ADSB_COL_RANGE,
diff --git a/plugins/channelrx/demodadsb/adsbdemodsink.cpp b/plugins/channelrx/demodadsb/adsbdemodsink.cpp
index 6079c45a1..eeeaa15ab 100644
--- a/plugins/channelrx/demodadsb/adsbdemodsink.cpp
+++ b/plugins/channelrx/demodadsb/adsbdemodsink.cpp
@@ -175,7 +175,7 @@ void ADSBDemodSink::stopWorker()
         }
         m_worker.wait();
         // If this is called from ADSBDemod, we need to also
-        // make sure baseband sink thread isnt blocked in processOneSample
+        // make sure baseband sink thread isn't blocked in processOneSample
         for (int i = 0; i < m_buffers; i++)
         {
             if (m_bufferWrite[i].available() == 0)
diff --git a/plugins/channelrx/demodadsb/adsbdemodsink.h b/plugins/channelrx/demodadsb/adsbdemodsink.h
index bba83279e..623412b2f 100644
--- a/plugins/channelrx/demodadsb/adsbdemodsink.h
+++ b/plugins/channelrx/demodadsb/adsbdemodsink.h
@@ -93,8 +93,8 @@ private:
     const int m_buffers = 3;
     const int m_bufferSize = 200000;
     Real *m_sampleBuffer[3];            //!< Each buffer is m_bufferSize samples
-    QSemaphore m_bufferWrite[3];        //!< Sempahore to control write access to the buffers
-    QSemaphore m_bufferRead[3];         //!< Sempahore to control read access from the buffers
+    QSemaphore m_bufferWrite[3];        //!< Semaphore to control write access to the buffers
+    QSemaphore m_bufferRead[3];         //!< Semaphore to control read access from the buffers
     QDateTime m_bufferFirstSampleDateTime[3];  //!< Time for first sample in the buffer
     bool m_bufferDateTimeValid[3];
     ADSBDemodSinkWorker m_worker;       //!< Worker thread that does the actual demodulation
diff --git a/plugins/channelrx/demodadsb/adsbdemodsinkworker.cpp b/plugins/channelrx/demodadsb/adsbdemodsinkworker.cpp
index b08e13ab6..4a6060a76 100644
--- a/plugins/channelrx/demodadsb/adsbdemodsinkworker.cpp
+++ b/plugins/channelrx/demodadsb/adsbdemodsinkworker.cpp
@@ -127,7 +127,7 @@ void ADSBDemodSinkWorker::run()
         // (E.g: it's quite possible to receive multiple frames simultaneously, so we don't
         // want a maximum threshold for the zeros, as a weaker signal may transmit 1s in
         // a stronger signals 0 chip position. Similarly a strong signal in an adjacent
-        // channel may casue AGC to reduce gain, reducing the ampltiude of an otherwise
+        // channel may cause AGC to reduce gain, reducing the ampltiude of an otherwise
         // strong signal, as well as the noise floor)
         // The threshold accounts for the different number of zeros and ones in the preamble
         // If the sum of ones is exactly 0, it's probably no signal
@@ -253,7 +253,7 @@ void ADSBDemodSinkWorker::run()
                             crc ^= icao;
                         }
                     }
-                    // For DF11, the last 7 bits may have an address/interogration indentifier (II)
+                    // For DF11, the last 7 bits may have an address/interogration identifier (II)
                     // XORed in, so we ignore those bits
                     if ((parity == crc) || ((df == 11) && ((parity & 0xffff80) == (crc & 0xffff80))))
                     {
diff --git a/plugins/channelrx/demodais/aisdemodsettings.h b/plugins/channelrx/demodais/aisdemodsettings.h
index 43e17dc22..e9572ae05 100644
--- a/plugins/channelrx/demodais/aisdemodsettings.h
+++ b/plugins/channelrx/demodais/aisdemodsettings.h
@@ -70,7 +70,7 @@ struct AISDemodSettings
     int m_messageColumnIndexes[AISDEMOD_MESSAGE_COLUMNS];//!< How the columns are ordered in the table
     int m_messageColumnSizes[AISDEMOD_MESSAGE_COLUMNS];  //!< Size of the columns in the table
 
-    static const int AISDEMOD_CHANNEL_SAMPLE_RATE = 57600; //!< 6x 9600 baud rate (use even multiple so Gausian filter has odd number of taps)
+    static const int AISDEMOD_CHANNEL_SAMPLE_RATE = 57600; //!< 6x 9600 baud rate (use even multiple so Gaussian filter has odd number of taps)
     static const int m_scopeStreams = 9;
 
     AISDemodSettings();
diff --git a/plugins/channelrx/demodais/aisdemodsink.cpp b/plugins/channelrx/demodais/aisdemodsink.cpp
index 19bfd735d..a961201be 100644
--- a/plugins/channelrx/demodais/aisdemodsink.cpp
+++ b/plugins/channelrx/demodais/aisdemodsink.cpp
@@ -349,7 +349,7 @@ void AISDemodSink::processOneSample(Complex &ci)
     // Select signals to feed to scope
     sampleToScope(ci / SDR_RX_SCALEF, magsq, fmDemod, filt, m_rxBuf[m_rxBufIdx], corr / 100.0, thresholdMet, dcOffset, scopeCRCValid ? 1.0 : (scopeCRCInvalid ? -1.0 : 0));
 
-    // Send demod signal to Demod Analzyer feature
+    // Send demod signal to Demod Analyzer feature
     m_demodBuffer[m_demodBufferFill++] = fmDemod * std::numeric_limits::max();
 
     if (m_demodBufferFill >= m_demodBuffer.size())
@@ -422,7 +422,7 @@ void AISDemodSink::applySettings(const AISDemodSettings& settings, bool force)
         qDebug() << "AISDemodSink::applySettings: m_samplesPerSymbol: " << m_samplesPerSymbol << " baud " << settings.m_baud;
         m_pulseShape.create(0.5, 3, m_samplesPerSymbol);
 
-        // Recieve buffer, long enough for one max length message
+        // Receive buffer, long enough for one max length message
         delete[] m_rxBuf;
         m_rxBufLength = AISDEMOD_MAX_BYTES*8*m_samplesPerSymbol;
         m_rxBuf = new Real[m_rxBufLength];
diff --git a/plugins/channelrx/demodais/aisdemodsink.h b/plugins/channelrx/demodais/aisdemodsink.h
index 741cdf5d0..aec5f10a0 100644
--- a/plugins/channelrx/demodais/aisdemodsink.h
+++ b/plugins/channelrx/demodais/aisdemodsink.h
@@ -113,7 +113,7 @@ private:
 
     PhaseDiscriminators m_phaseDiscri;  // FM demodulator
     Gaussian m_pulseShape;        // Pulse shaping filter
-    Real *m_rxBuf;                      // Receive sample buffer, large enough for one max length messsage
+    Real *m_rxBuf;                      // Receive sample buffer, large enough for one max length message
     int m_rxBufLength;                  // Size in elements in m_rxBuf
     int m_rxBufIdx;                     // Index in to circular buffer
     int m_rxBufCnt;                     // Number of valid samples in buffer
diff --git a/plugins/channelrx/demodapt/aptdemodgui.cpp b/plugins/channelrx/demodapt/aptdemodgui.cpp
index 079600216..c018ae69c 100644
--- a/plugins/channelrx/demodapt/aptdemodgui.cpp
+++ b/plugins/channelrx/demodapt/aptdemodgui.cpp
@@ -202,7 +202,7 @@ bool APTDemodGUI::handleMessage(const Message& message)
         }
         else
         {
-            m_image = m_image.copy(0, 0, m_image.width(), m_image.height()+1); // Add a line at tne bottom
+            m_image = m_image.copy(0, 0, m_image.width(), m_image.height()+1); // Add a line at the bottom
 
             if (m_settings.m_flip)
             {
diff --git a/plugins/channelrx/demodapt/aptdemodimageworker.cpp b/plugins/channelrx/demodapt/aptdemodimageworker.cpp
index 1b22c662d..ee5a29fbe 100644
--- a/plugins/channelrx/demodapt/aptdemodimageworker.cpp
+++ b/plugins/channelrx/demodapt/aptdemodimageworker.cpp
@@ -314,7 +314,7 @@ void APTDemodImageWorker::calcPixelCoords(CoordGeodetic centreCoord, double head
     }
 }
 
-// Recalculate all pixel coordiantes as satTimeOffset or satYaw has changed
+// Recalculate all pixel coordinates as satTimeOffset or satYaw has changed
 void APTDemodImageWorker::recalcCoords()
 {
     if (m_sgp4)
@@ -381,7 +381,7 @@ void APTDemodImageWorker::calcCoord(int row)
         QStringList elements = m_settings.m_tle.trimmed().split("\n");
         if (elements.size() == 3)
         {
-            // Initalise SGP4
+            // Initialise SGP4
             Tle tle(elements[0].toStdString(), elements[1].toStdString(), elements[2].toStdString());
             m_sgp4 = new SGP4(tle);
 
@@ -559,7 +559,7 @@ void APTDemodImageWorker::calcBoundingBox(double &east, double &south, double &w
     //fclose(f);
 }
 
-// Project satellite image to equidistant cyclindrical projection (Plate Carree) for use on 3D Map
+// Project satellite image to equidistant cylindrical projection (Plate Carree) for use on 3D Map
 // We've previously computed lat and lon for each pixel in satellite image
 // so we just work through coords in projected image, trying to find closest pixel in satellite image
 // FIXME: How do we handle sat going over the poles?
diff --git a/plugins/channelrx/demodapt/aptdemodsettings.h b/plugins/channelrx/demodapt/aptdemodsettings.h
index 1e4806b21..c45165b7f 100644
--- a/plugins/channelrx/demodapt/aptdemodsettings.h
+++ b/plugins/channelrx/demodapt/aptdemodsettings.h
@@ -71,7 +71,7 @@ struct APTDemodSettings
     bool m_hidden;
 
     // The following are really working state, rather than settings
-    QString m_tle;                              // Satelite two-line elements, from satellite tracker
+    QString m_tle;                              // Satellite two-line elements, from satellite tracker
     QDateTime m_aosDateTime;                    // When decoder was started (may not be current time, if replaying old file)
     bool m_northToSouth;                        // Separate from flip, in case user changes it
 
diff --git a/plugins/channelrx/demodatv/atvdemodsink.cpp b/plugins/channelrx/demodatv/atvdemodsink.cpp
index 1763b72e4..faf36930f 100644
--- a/plugins/channelrx/demodatv/atvdemodsink.cpp
+++ b/plugins/channelrx/demodatv/atvdemodsink.cpp
@@ -121,7 +121,7 @@ void ATVDemodSink::demod(Complex& c)
         int n_out;
         Complex *filtered;
 
-        n_out = m_DSBFilter->runAsym(c, &filtered, m_settings.m_atvModulation != ATVDemodSettings::ATV_LSB); // all usb except explicitely lsb
+        n_out = m_DSBFilter->runAsym(c, &filtered, m_settings.m_atvModulation != ATVDemodSettings::ATV_LSB); // all usb except explicitly lsb
 
         if (n_out > 0)
         {
diff --git a/plugins/channelrx/demodatv/atvdemodsink.h b/plugins/channelrx/demodatv/atvdemodsink.h
index 221fd6932..a6b47f024 100644
--- a/plugins/channelrx/demodatv/atvdemodsink.h
+++ b/plugins/channelrx/demodatv/atvdemodsink.h
@@ -100,7 +100,7 @@ private:
 
     int m_channelSampleRate;
 	int m_channelFrequencyOffset;
-    int m_samplesPerLine;       //!< number of samples per complete line (includes sync signals) - adusted value
+    int m_samplesPerLine;       //!< number of samples per complete line (includes sync signals) - adjusted value
 	float m_samplesPerLineFrac; //!< number of samples per complete line (includes sync signals), fractional part
 	ATVDemodSettings m_settings;
     int m_videoTabIndex;
diff --git a/plugins/channelrx/demodbfm/rdsdecoder.cpp b/plugins/channelrx/demodbfm/rdsdecoder.cpp
index 601fee0ae..5a3d285db 100644
--- a/plugins/channelrx/demodbfm/rdsdecoder.cpp
+++ b/plugins/channelrx/demodbfm/rdsdecoder.cpp
@@ -215,7 +215,7 @@ bool RDSDecoder::frameSync(bool bit)
 	return group_ready;
 }
 
-////////////////////////// HELPER FUNTIONS /////////////////////////
+////////////////////////// HELPER FUNCTIONS /////////////////////////
 
 void RDSDecoder::enter_sync(unsigned int sync_block_number)
 {
diff --git a/plugins/channelrx/demodchirpchat/chirpchatdemodsettings.h b/plugins/channelrx/demodchirpchat/chirpchatdemodsettings.h
index f66f1ef58..2f21bc48d 100644
--- a/plugins/channelrx/demodchirpchat/chirpchatdemodsettings.h
+++ b/plugins/channelrx/demodchirpchat/chirpchatdemodsettings.h
@@ -52,13 +52,13 @@ struct ChirpChatDemodSettings
     int m_inputFrequencyOffset;
     int m_bandwidthIndex;
     int m_spreadFactor;
-    int m_deBits;            //!< Low data rate optmize (DE) bits
+    int m_deBits;            //!< Low data rate optimize (DE) bits
     FFTWindow::Function m_fftWindow;
     CodingScheme m_codingScheme;
     bool m_decodeActive;
     int m_eomSquelchTenths;        //!< Squelch factor to trigger end of message (/10)
     unsigned int m_nbSymbolsMax;   //!< Maximum number of symbols in a payload
-    bool m_autoNbSymbolsMax;       //!< Set maximum number of symbols in a payload automatically using last messag value
+    bool m_autoNbSymbolsMax;       //!< Set maximum number of symbols in a payload automatically using last message value
     unsigned int m_preambleChirps; //!< Number of expected preamble chirps
     int m_nbParityBits;            //!< Hamming parity bits (LoRa)
     int m_packetLength;            //!< Payload packet length in bytes or characters (LoRa)
diff --git a/plugins/channelrx/demoddatv/ldpctool/testbench.h b/plugins/channelrx/demoddatv/ldpctool/testbench.h
index 5dd036c43..29628c3fe 100644
--- a/plugins/channelrx/demoddatv/ldpctool/testbench.h
+++ b/plugins/channelrx/demoddatv/ldpctool/testbench.h
@@ -54,4 +54,4 @@ const int SIMD_WIDTH = SIZEOF_SIMD / sizeof(code_type);
 typedef SIMD simd_type;
 #endif
 
-} // namepsace ldpctool
+} // namespace ldpctool
diff --git a/plugins/channelrx/demoddatv/leansdr/convolutional.h b/plugins/channelrx/demoddatv/leansdr/convolutional.h
index aaccceff9..4db41ff50 100644
--- a/plugins/channelrx/demoddatv/leansdr/convolutional.h
+++ b/plugins/channelrx/demoddatv/leansdr/convolutional.h
@@ -94,7 +94,7 @@ struct deconvol_poly2
 {
     typedef u8 hardsymbol;
 
-    // Support instanciation of template with soft of float input
+    // Support instantiation of template with soft of float input
     inline u8 SYMVAL(const hardsymbol *s) { return *s; }
     inline u8 SYMVAL(const softsymbol *s) { return s->symbol; }
 
diff --git a/plugins/channelrx/demoddatv/leansdr/dvb.h b/plugins/channelrx/demoddatv/leansdr/dvb.h
index 4c8964147..5c25d547b 100644
--- a/plugins/channelrx/demoddatv/leansdr/dvb.h
+++ b/plugins/channelrx/demoddatv/leansdr/dvb.h
@@ -979,7 +979,7 @@ struct mpeg_sync : runnable
         {
             if (resync_phase == 0)
             {
-                // Try all bit alighments
+                // Try all bit alignments
                 for (bitphase = 0; bitphase <= 7; ++bitphase)
                 {
                     if (search_sync())
@@ -1770,7 +1770,7 @@ struct viterbi_sync : runnable
 
     inline TUS update_sync(int s, eucl_ss *pin, TPM *discr)
     {
-        // Read one FEC ouput block
+        // Read one FEC output block
         pin += syncs[s].shift;
         TCS cs = 0;
         TBM cost = 0;
diff --git a/plugins/channelrx/demoddatv/leansdr/dvbs2.h b/plugins/channelrx/demoddatv/leansdr/dvbs2.h
index 9484b975e..47c2acf60 100644
--- a/plugins/channelrx/demoddatv/leansdr/dvbs2.h
+++ b/plugins/channelrx/demoddatv/leansdr/dvbs2.h
@@ -581,7 +581,7 @@ struct s2_frame_receiver : runnable
     bool strongpls;      // PL symbols at max amplitude (default: RMS)
     uint32_t modcods;    // Bitmask of desired modcods
     uint8_t framesizes;  // Bitmask of desired frame sizes
-    bool fastlock;       // Synchronize more agressively
+    bool fastlock;       // Synchronize more aggressively
     bool fastdrift;      // Carrier drift faster than pilots
     float freq_tol;      // Tolerance on carrier frequency
     float sr_tol;        // Tolerance on symbol rate
@@ -755,7 +755,7 @@ struct s2_frame_receiver : runnable
         }
     }
 
-    // State transtion
+    // State transition
     void enter_frame_detect()
     {
         state = FRAME_DETECT;
diff --git a/plugins/channelrx/demoddatv/leansdr/framework.h b/plugins/channelrx/demoddatv/leansdr/framework.h
index 233a166f8..ffa7a5559 100644
--- a/plugins/channelrx/demoddatv/leansdr/framework.h
+++ b/plugins/channelrx/demoddatv/leansdr/framework.h
@@ -494,7 +494,7 @@ T max(const T &x, const T &y) {
     return (x < y) ? y : x;
 }
 
-// Abreviations for integer types
+// Abbreviations for integer types
 
 typedef unsigned char u8;
 typedef unsigned short u16;
diff --git a/plugins/channelrx/demoddatv/leansdr/rs.h b/plugins/channelrx/demoddatv/leansdr/rs.h
index 38e25621d..77070e75a 100644
--- a/plugins/channelrx/demoddatv/leansdr/rs.h
+++ b/plugins/channelrx/demoddatv/leansdr/rs.h
@@ -357,7 +357,7 @@ struct rs_engine
                     u8 e = gf.div(num, den);
 
                     // Subtract e from coefficient of degree loc.
-                    // Note: Coeffients listed by decreasing degree in pin[] and pout[].
+                    // Note: Coefficients listed by decreasing degree in pin[] and pout[].
                     if (bits_corrected) {
                         *bits_corrected += hamming_weight(e);
                     }
diff --git a/plugins/channelrx/demoddatv/leansdr/sdr.h b/plugins/channelrx/demoddatv/leansdr/sdr.h
index c5e744a2a..314f587c3 100644
--- a/plugins/channelrx/demoddatv/leansdr/sdr.h
+++ b/plugins/channelrx/demoddatv/leansdr/sdr.h
@@ -473,7 +473,7 @@ void to_softsymb(const full_ss *fss, hard_ss *ss);
 void softsymb_harden(hard_ss *ss);
 uint8_t softsymb_to_dump(const hard_ss &ss, int bit);
 
-// Euclidian QPSK soft-symbols.
+// Euclidean QPSK soft-symbols.
 // Additive metric suitable for Viterbi.
 // Backward-compatible with simplified Viterbi (TBD remove)
 struct eucl_ss
@@ -1381,7 +1381,7 @@ struct cstln_receiver : runnable
                 est_ep = ev_power * kest + est_ep * (1 - kest);
             }
 
-            // This is best done periodically ouside the inner loop,
+            // This is best done periodically outside the inner loop,
             // but will cause non-deterministic output.
 
             if (!allow_drift)
@@ -1655,7 +1655,7 @@ struct fast_qpsk_receiver : runnable
                 cstln_out->write(s);
             }
 
-            // This is best done periodically ouside the inner loop,
+            // This is best done periodically outside the inner loop,
             // but will cause non-deterministic output.
 
             if (!allow_drift)
diff --git a/plugins/channelrx/demoddsc/dscdemodsink.cpp b/plugins/channelrx/demoddsc/dscdemodsink.cpp
index 23687f1d3..88ac70b0a 100644
--- a/plugins/channelrx/demoddsc/dscdemodsink.cpp
+++ b/plugins/channelrx/demoddsc/dscdemodsink.cpp
@@ -163,7 +163,7 @@ void DSCDemodSink::processOneSample(Complex &ci)
 
     // Save current data for edge detection
     m_dataPrev = m_data;
-    // Set data according to stongest correlation
+    // Set data according to strongest correlation
     m_data = biasedData > 0;
 
     // Calculate timing error (we expect clockCount to be 0 when data changes), and add a proportion of it
diff --git a/plugins/channelrx/demodendoftrain/endoftraindemodsink.cpp b/plugins/channelrx/demodendoftrain/endoftraindemodsink.cpp
index d950a574a..079ff6b10 100644
--- a/plugins/channelrx/demodendoftrain/endoftraindemodsink.cpp
+++ b/plugins/channelrx/demodendoftrain/endoftraindemodsink.cpp
@@ -259,7 +259,7 @@ void EndOfTrainDemodSink::processOneSample(Complex &ci)
     // Select signals to feed to scope
     sampleToScope(ci / SDR_RX_SCALEF, magsq, fmDemod, f0Filt, f1Filt, diff, sample, bit, m_gotSOP);
 
-    // Send demod signal to Demod Analzyer feature
+    // Send demod signal to Demod Analyzer feature
     m_demodBuffer[m_demodBufferFill++] = fmDemod * std::numeric_limits::max();
 
     if (m_demodBufferFill >= m_demodBuffer.size())
diff --git a/plugins/channelrx/demodnavtex/navtexdemodsink.cpp b/plugins/channelrx/demodnavtex/navtexdemodsink.cpp
index ba91b870e..f10c8e6ab 100644
--- a/plugins/channelrx/demodnavtex/navtexdemodsink.cpp
+++ b/plugins/channelrx/demodnavtex/navtexdemodsink.cpp
@@ -161,7 +161,7 @@ void NavtexDemodSink::processOneSample(Complex &ci)
 
     // Save current data for edge detection
     m_dataPrev = m_data;
-    // Set data according to stongest correlation
+    // Set data according to strongest correlation
     m_data = biasedData < 0;
 
     // Generate sampling clock by aligning to correlator zero-crossing
diff --git a/plugins/channelrx/demodpager/pagerdemodsink.cpp b/plugins/channelrx/demodpager/pagerdemodsink.cpp
index cc6918fba..71cb3a62e 100644
--- a/plugins/channelrx/demodpager/pagerdemodsink.cpp
+++ b/plugins/channelrx/demodpager/pagerdemodsink.cpp
@@ -156,7 +156,7 @@ quint32 PagerDemodSink::bchEncode(const quint32 cw)
 }
 
 // Use BCH decoding to try to fix any bit errors
-// Returns true if able to be decode/repair successfull
+// Returns true if able to be decode/repair successful
 // See: https://www.eevblog.com/forum/microcontrollers/practical-guides-to-bch-fec/
 bool PagerDemodSink::bchDecode(const quint32 cw, quint32& correctedCW)
 {
@@ -585,7 +585,7 @@ void PagerDemodSink::processOneSample(Complex &ci)
 
     sampleToScope(scopeSample);
 
-    // Send demod signal to Demod Analzyer feature
+    // Send demod signal to Demod Analyzer feature
     m_demodBuffer[m_demodBufferFill++] = fmDemod * std::numeric_limits::max();
 
     if (m_demodBufferFill >= m_demodBuffer.size())
diff --git a/plugins/channelrx/demodradiosonde/radiosondedemodsettings.h b/plugins/channelrx/demodradiosonde/radiosondedemodsettings.h
index 519c95793..a79a1199d 100644
--- a/plugins/channelrx/demodradiosonde/radiosondedemodsettings.h
+++ b/plugins/channelrx/demodradiosonde/radiosondedemodsettings.h
@@ -67,7 +67,7 @@ struct RadiosondeDemodSettings
     int m_frameColumnIndexes[RADIOSONDEDEMOD_FRAME_COLUMNS];//!< How the columns are ordered in the table
     int m_frameColumnSizes[RADIOSONDEDEMOD_FRAME_COLUMNS];  //!< Size of the columns in the table
 
-    static const int RADIOSONDEDEMOD_CHANNEL_SAMPLE_RATE = 57600; //!< 12x 4800 baud rate (use even multiple so Gausian filter has odd number of taps)
+    static const int RADIOSONDEDEMOD_CHANNEL_SAMPLE_RATE = 57600; //!< 12x 4800 baud rate (use even multiple so Gaussian filter has odd number of taps)
 
     RadiosondeDemodSettings();
     void resetToDefaults();
diff --git a/plugins/channelrx/demodradiosonde/radiosondedemodsink.cpp b/plugins/channelrx/demodradiosonde/radiosondedemodsink.cpp
index 8c709c1fa..a7d5cd0ff 100644
--- a/plugins/channelrx/demodradiosonde/radiosondedemodsink.cpp
+++ b/plugins/channelrx/demodradiosonde/radiosondedemodsink.cpp
@@ -274,7 +274,7 @@ void RadiosondeDemodSink::processOneSample(Complex &ci)
                     }
                     if (sampleIdx >= 16 * 8 * m_samplesPerSymbol)
                     {
-                        // Too many bits without receving header
+                        // Too many bits without receiving header
                         break;
                     }
                 }
@@ -359,7 +359,7 @@ void RadiosondeDemodSink::processOneSample(Complex &ci)
     }
     sampleToScope(scopeSample);
 
-    // Send demod signal to Demod Analzyer feature
+    // Send demod signal to Demod Analyzer feature
     m_demodBuffer[m_demodBufferFill++] = fmDemod * std::numeric_limits::max();
 
     if (m_demodBufferFill >= m_demodBuffer.size())
@@ -550,7 +550,7 @@ void RadiosondeDemodSink::applySettings(const RadiosondeDemodSettings& settings,
         // What value to use for BT? RFIC is Si4032 - its datasheet only appears to support 0.5
         m_pulseShape.create(0.5, 3, m_samplesPerSymbol);
 
-        // Recieve buffer, long enough for one max length message
+        // Receive buffer, long enough for one max length message
         delete[] m_rxBuf;
         m_rxBufLength = RADIOSONDEDEMOD_MAX_BYTES*8*m_samplesPerSymbol;
         m_rxBuf = new Real[m_rxBufLength];
diff --git a/plugins/channelrx/demodradiosonde/radiosondedemodsink.h b/plugins/channelrx/demodradiosonde/radiosondedemodsink.h
index 72549b1d9..9b8021967 100644
--- a/plugins/channelrx/demodradiosonde/radiosondedemodsink.h
+++ b/plugins/channelrx/demodradiosonde/radiosondedemodsink.h
@@ -112,7 +112,7 @@ private:
     Lowpass m_lowpass;         // RF input filter
     PhaseDiscriminators m_phaseDiscri;  // FM demodulator
     Gaussian m_pulseShape;        // Pulse shaping filter
-    Real *m_rxBuf;                      // Receive sample buffer, large enough for one max length messsage
+    Real *m_rxBuf;                      // Receive sample buffer, large enough for one max length message
     int m_rxBufLength;                  // Size in elements in m_rxBuf
     int m_rxBufIdx;                     // Index in to circular buffer
     int m_rxBufCnt;                     // Number of valid samples in buffer
diff --git a/plugins/channelrx/demodrtty/rttydemodsink.cpp b/plugins/channelrx/demodrtty/rttydemodsink.cpp
index 0130afd19..f0864bcde 100644
--- a/plugins/channelrx/demodrtty/rttydemodsink.cpp
+++ b/plugins/channelrx/demodrtty/rttydemodsink.cpp
@@ -219,7 +219,7 @@ void RttyDemodSink::processOneSample(Complex &ci)
 
     // Save current data for edge detection
     m_dataPrev = m_data;
-    // Set data according to stongest correlation
+    // Set data according to strongest correlation
     if (m_settings.m_spaceHigh) {
         m_data = m_settings.m_atc ? biasedData < 0 : unbiasedData < 0;
     } else {
diff --git a/plugins/channelrx/demodssb/ssbdemodsink.h b/plugins/channelrx/demodssb/ssbdemodsink.h
index e2f36c3cd..9a407acea 100644
--- a/plugins/channelrx/demodssb/ssbdemodsink.h
+++ b/plugins/channelrx/demodssb/ssbdemodsink.h
@@ -108,7 +108,7 @@ private:
     bool m_agcClamping;
     int m_agcNbSamples;         //!< number of audio (48 kHz) samples for AGC averaging
     double m_agcPowerThreshold; //!< AGC power threshold (linear)
-    int m_agcThresholdGate;     //!< Gate length in number of samples befor threshold triggers
+    int m_agcThresholdGate;     //!< Gate length in number of samples before threshold triggers
     DoubleBufferFIFO m_squelchDelayLine;
     bool m_audioActive;         //!< True if an audio signal is produced (no AGC or AGC and above threshold)
     Lowpass m_lowpassI;
diff --git a/plugins/channelrx/demodvor/vordemodgui.cpp b/plugins/channelrx/demodvor/vordemodgui.cpp
index 4de437e5b..e6bbb5841 100644
--- a/plugins/channelrx/demodvor/vordemodgui.cpp
+++ b/plugins/channelrx/demodvor/vordemodgui.cpp
@@ -143,7 +143,7 @@ bool VORDemodGUI::handleMessage(const Message& message)
         ui->morseText->setText(Morse::toSpacedUnicode(ident));
 
         // Idents should only be two or three characters, so filter anything else
-        // other than TEST which indicates a VOR is under maintainance (may also be TST)
+        // other than TEST which indicates a VOR is under maintenance (may also be TST)
         if (((identString.size() >= 2) && (identString.size() <= 3)) || (identString == "TEST"))
         {
             ui->identText->setStyleSheet("QLabel { color: white }");
diff --git a/plugins/channelrx/demodvormc/vordemodmcgui.cpp b/plugins/channelrx/demodvormc/vordemodmcgui.cpp
index 7d91478b8..93a126c3f 100644
--- a/plugins/channelrx/demodvormc/vordemodmcgui.cpp
+++ b/plugins/channelrx/demodvormc/vordemodmcgui.cpp
@@ -835,7 +835,7 @@ bool VORDemodMCGUI::handleMessage(const Message& message)
         // Convert Morse to a string
         QString identString = Morse::toString(ident);
         // Idents should only be two or three characters, so filter anything else
-        // other than TEST which indicates a VOR is under maintainance (may also be TST)
+        // other than TEST which indicates a VOR is under maintenance (may also be TST)
         if (((identString.size() >= 2) && (identString.size() <= 3)) || (identString == "TEST"))
         {
             vorGUI->m_rxIdentItem->setText(identString);
diff --git a/plugins/channelrx/demodvormc/vordemodmcsink.cpp b/plugins/channelrx/demodvormc/vordemodmcsink.cpp
index f7debaf10..dc9be4af7 100644
--- a/plugins/channelrx/demodvormc/vordemodmcsink.cpp
+++ b/plugins/channelrx/demodvormc/vordemodmcsink.cpp
@@ -269,7 +269,7 @@ void VORDemodMCSink::processOneSample(Complex &ci)
     m_movingAverageIdent(c2.real());
     Real mav = m_movingAverageIdent.asFloat();
 
-    // Caclulate noise floor
+    // Calculate noise floor
     if (mav > m_identMaxs[m_binCnt])
         m_identMaxs[m_binCnt] = mav;
     m_binSampleCnt++;
diff --git a/plugins/channelrx/freqscanner/freqscannersettings.h b/plugins/channelrx/freqscanner/freqscannersettings.h
index a1ec26b0b..bcd669e97 100644
--- a/plugins/channelrx/freqscanner/freqscannersettings.h
+++ b/plugins/channelrx/freqscanner/freqscannersettings.h
@@ -44,9 +44,9 @@ struct FreqScannerSettings
         bool deserialize(const QByteArray& data);
     };
 
-    qint32 m_inputFrequencyOffset;  //!< Not modifable in GUI
+    qint32 m_inputFrequencyOffset;  //!< Not modifiable in GUI
     qint32 m_channelBandwidth;      //!< Channel bandwidth
-    qint32 m_channelFrequencyOffset;//!< Minium DC offset of tuned channel
+    qint32 m_channelFrequencyOffset;//!< Minimum DC offset of tuned channel
     Real m_threshold;               //!< Power threshold in dB
     QString m_channel;              //!< Channel (E.g: R1:4) to tune to active frequency
     QList m_frequencySettings; //!< Frequencies to scan and corresponding settings
diff --git a/plugins/channelrx/heatmap/heatmapgui.cpp b/plugins/channelrx/heatmap/heatmapgui.cpp
index 1cef5d381..d18b3a9de 100644
--- a/plugins/channelrx/heatmap/heatmapgui.cpp
+++ b/plugins/channelrx/heatmap/heatmapgui.cpp
@@ -1426,7 +1426,7 @@ void HeatMapGUI::resizeMap(int x, int y)
         }
         catch (std::bad_alloc&)
         {
-            // Detete partially allocated memory
+            // Delete partially allocated memory
             delete[] powerAverage;
             delete[] powerPulseAverage;
             delete[] powerMaxPeak;
diff --git a/plugins/channelrx/radioastronomy/radioastronomygui.cpp b/plugins/channelrx/radioastronomy/radioastronomygui.cpp
index e5c9f1f28..185bfd384 100644
--- a/plugins/channelrx/radioastronomy/radioastronomygui.cpp
+++ b/plugins/channelrx/radioastronomy/radioastronomygui.cpp
@@ -920,7 +920,7 @@ bool RadioAstronomyGUI::deserialize(const QByteArray& data)
 
 void RadioAstronomyGUI::updateAvailableFeatures(const AvailableChannelOrFeatureList& availableFeatures, const QStringList& renameFrom, const QStringList& renameTo)
 {
-    // Update starTracker settting if it has been renamed
+    // Update starTracker setting if it has been renamed
     if (renameFrom.contains(m_settings.m_starTracker))
     {
         m_settings.m_starTracker = renameTo[renameFrom.indexOf(m_settings.m_starTracker)];
@@ -1446,7 +1446,7 @@ void RadioAstronomyGUI::calcCalTrx()
     }
 }
 
-// Estimate spillover temperature (This is typically very Az/El depenedent as ground noise will vary)
+// Estimate spillover temperature (This is typically very Az/El dependent as ground noise will vary)
 void RadioAstronomyGUI::calcCalTsp()
 {
     if (!ui->calTrx->text().isEmpty() && !ui->calTsky->text().isEmpty() && !ui->calYFactor->text().isEmpty())
@@ -2610,7 +2610,7 @@ void RadioAstronomyGUI::tick()
 
 void RadioAstronomyGUI::updateRotatorList(const AvailableChannelOrFeatureList& rotators, const QStringList& renameFrom, const QStringList& renameTo)
 {
-    // Update rotator settting if it has been renamed
+    // Update rotator setting if it has been renamed
     if (renameFrom.contains(m_settings.m_rotator))
     {
         m_settings.m_rotator = renameTo[renameFrom.indexOf(m_settings.m_rotator)];
@@ -2983,7 +2983,7 @@ void RadioAstronomyGUI::updateSpectrumChartWidgetsVisibility()
     getRollupContents()->arrangeRollups();
 }
 
-// Calulate mean, RMS and standard deviation
+// Calculate mean, RMS and standard deviation
 // Currently this is for all data - but could make it only for visible data
 void RadioAstronomyGUI::calcAverages()
 {
@@ -4091,7 +4091,7 @@ static double lineDopplerVelocity(double centre, double f)
     return Astronomy::dopplerToVelocity(f, centre) / 1000.0f;
 }
 
-// Convert frequency shift to velocity (+ve receeding - which seems to be the astronomical convention)
+// Convert frequency shift to velocity (+ve receding - which seems to be the astronomical convention)
 double RadioAstronomyGUI::dopplerToVelocity(double centre, double f, FFTMeasurement *fft)
 {
     double v = lineDopplerVelocity(centre, f);
@@ -4107,7 +4107,7 @@ double RadioAstronomyGUI::dopplerToVelocity(double centre, double f, FFTMeasurem
     default:
         break;
     }
-    // Make +ve receeding
+    // Make +ve receding
     return -v;
 }
 
@@ -4645,7 +4645,7 @@ void RadioAstronomyGUI::calcFFTTotalTemperature(FFTMeasurement* fft)
         fft->m_totalPowerdBm = Astronomy::noisePowerdBm(tempSum, bw);
         fft->m_tSys = tempSum/fft->m_fftSize;
 
-        // Esimate source temperature
+        // Estimate source temperature
         fft->m_tSource = calcTSource(fft);
 
         // Calculate error due to thermal noise and gain variation
@@ -5473,7 +5473,7 @@ void RadioAstronomyGUI::on_spectrumShowLAB_toggled(bool checked)
     applySettings();
     m_fftLABSeries->setVisible(m_settings.m_spectrumLAB);
     if (m_settings.m_spectrumLAB) {
-        plotLAB(); // Replot incase data needs to be downloaded
+        plotLAB(); // Replot in case data needs to be downloaded
     }
     spectrumAutoscale();
 }
@@ -6094,7 +6094,7 @@ void RadioAstronomyGUI::downloadFinished(const QString& filename, bool success)
                 }
                 else
                 {
-                    // Try ploting for current FFT (as we only allow one download at a time, so may have been skipped)
+                    // Try plotting for current FFT (as we only allow one download at a time, so may have been skipped)
                     m_downloadingLAB = false;
                     plotLAB(fft->m_l, fft->m_b, m_beamWidth);
                     // Don't clear m_downloadingLAB after this point
diff --git a/plugins/channelrx/radioclock/radioclocksink.cpp b/plugins/channelrx/radioclock/radioclocksink.cpp
index d937bde16..5b449c43b 100644
--- a/plugins/channelrx/radioclock/radioclocksink.cpp
+++ b/plugins/channelrx/radioclock/radioclocksink.cpp
@@ -636,7 +636,7 @@ void RadioClockSink::wwvb()
     m_threshold = m_thresholdMovingAverage.asDouble() * m_linearThreshold; // xdB below average
     m_data = m_magsq > m_threshold;
 
-    // Look for minute marker - two consequtive markers
+    // Look for minute marker - two consecutive markers
     if ((m_data == 0) && (m_prevData == 1))
     {
         if (   (m_highCount <= RadioClockSettings::RADIOCLOCK_CHANNEL_SAMPLE_RATE * 0.3)
@@ -803,7 +803,7 @@ void RadioClockSink::jjy()
     m_threshold = m_thresholdMovingAverage.asDouble() * m_linearThreshold; // xdB below average
     m_data = m_magsq > m_threshold;
 
-    // Look for minute marker - two consequtive markers
+    // Look for minute marker - two consecutive markers
     if ((m_data == 1) && (m_prevData == 0))
     {
         if (   (m_highCount <= RadioClockSettings::RADIOCLOCK_CHANNEL_SAMPLE_RATE * 0.3)
diff --git a/plugins/channelrx/remotetcpsink/remotetcpprotocol.h b/plugins/channelrx/remotetcpsink/remotetcpprotocol.h
index 9c2abc754..4803a2190 100644
--- a/plugins/channelrx/remotetcpsink/remotetcpprotocol.h
+++ b/plugins/channelrx/remotetcpsink/remotetcpprotocol.h
@@ -66,7 +66,7 @@ public:
     };
 
     enum Command {
-        // These are compatbile with osmocom rtl_tcp: https://github.com/osmocom/rtl-sdr/blob/master/src/rtl_tcp.c
+        // These are compatible with osmocom rtl_tcp: https://github.com/osmocom/rtl-sdr/blob/master/src/rtl_tcp.c
         // and Android https://github.com/signalwareltd/rtl_tcp_andro-/blob/master/rtlsdr/src/main/cpp/src/tcp_commands.h
         setCenterFrequency = 0x1,           // rtlsdr_set_center_freq
         setSampleRate = 0x2,                // rtlsdr_set_sample_rate
diff --git a/plugins/channeltx/modais/aismodsettings.h b/plugins/channeltx/modais/aismodsettings.h
index 44d485945..e8cc2f35c 100644
--- a/plugins/channeltx/modais/aismodsettings.h
+++ b/plugins/channeltx/modais/aismodsettings.h
@@ -93,7 +93,7 @@ struct AISModSettings
     QByteArray m_geometryBytes;
     bool m_hidden;
 
-    // Sample rate is multiple of 9600 baud rate (use even multiple so Gausian filter has odd number of taps)
+    // Sample rate is multiple of 9600 baud rate (use even multiple so Gaussian filter has odd number of taps)
     // Is there any benefit to having this higher?
     static const int AISMOD_SAMPLE_RATE = (9600*6);
 
diff --git a/plugins/channeltx/modatv/atvmodsettings.h b/plugins/channeltx/modatv/atvmodsettings.h
index 07276d9de..bece85709 100644
--- a/plugins/channeltx/modatv/atvmodsettings.h
+++ b/plugins/channeltx/modatv/atvmodsettings.h
@@ -32,7 +32,7 @@ struct ATVModSettings
         ATVStdPAL625,          //!< standard 625 lines B, D, G, H, I, K, K1 and N
         ATVStdPAL525,          //!< standard 525 lines M
         ATVStd819,             //!< standard 819 lines F (Belgium)
-        ATVStdShortInterlaced, //!< non-standard with mimimal vertical sync sequences permitted by SDR technology
+        ATVStdShortInterlaced, //!< non-standard with minimal vertical sync sequences permitted by SDR technology
         ATVStdShort,           //!< same as above
         ATVStdHSkip            //!< first introduced vertical sync by skipping horizontal sync to indicate start of image
     } ATVStd;
diff --git a/plugins/channeltx/modatv/atvmodsource.h b/plugins/channeltx/modatv/atvmodsource.h
index c28f9d712..48d465d21 100644
--- a/plugins/channeltx/modatv/atvmodsource.h
+++ b/plugins/channeltx/modatv/atvmodsource.h
@@ -90,8 +90,8 @@ private:
         int m_videoHeight;            //!< camera frame height
         float m_videoFx;              //!< camera horizontal scaling factor
         float m_videoFy;              //!< camera vertictal scaling factor
-        float m_videoFPSq;            //!< camera FPS sacaling factor
-        float m_videoFPSqManual;      //!< camera FPS sacaling factor manually set
+        float m_videoFPSq;            //!< camera FPS scaling factor
+        float m_videoFPSqManual;      //!< camera FPS scaling factor manually set
         float m_videoFPSCount;        //!< camera FPS fractional counter
         int m_videoPrevFPSCount;      //!< camera FPS previous integer counter
 
@@ -201,7 +201,7 @@ private:
     int m_videoHeight;           //!< current video frame height
     float m_videoFx;             //!< current video horizontal scaling factor
     float m_videoFy;             //!< current video vertictal scaling factor
-    float m_videoFPSq;           //!< current video FPS sacaling factor
+    float m_videoFPSq;           //!< current video FPS scaling factor
     float m_videoFPSCount;       //!< current video FPS fractional counter
     int m_videoPrevFPSCount;     //!< current video FPS previous integer counter
     int m_videoLength;           //!< current video length in frames
diff --git a/plugins/channeltx/modchirpchat/chirpchatmodsettings.h b/plugins/channeltx/modchirpchat/chirpchatmodsettings.h
index 884f5716b..a5c4de741 100644
--- a/plugins/channeltx/modchirpchat/chirpchatmodsettings.h
+++ b/plugins/channeltx/modchirpchat/chirpchatmodsettings.h
@@ -56,7 +56,7 @@ struct ChirpChatModSettings
     int m_inputFrequencyOffset;
     int m_bandwidthIndex;
     int m_spreadFactor;
-    int m_deBits;                  //!< Low data rate optmize (DE) bits
+    int m_deBits;                  //!< Low data rate optimize (DE) bits
     unsigned int m_preambleChirps; //!< Number of preamble chirps
     int m_quietMillis;             //!< Number of milliseconds to pause between transmissions
     int m_nbParityBits;            //!< Hamming parity bits (LoRa)
diff --git a/plugins/channeltx/modchirpchat/chirpchatmodsource.h b/plugins/channeltx/modchirpchat/chirpchatmodsource.h
index aa1e6a983..755f3e4cf 100644
--- a/plugins/channeltx/modchirpchat/chirpchatmodsource.h
+++ b/plugins/channeltx/modchirpchat/chirpchatmodsource.h
@@ -55,7 +55,7 @@ private:
     {
         ChirpChatStateIdle,       //!< Quiet time
         ChirpChatStatePreamble,   //!< Transmit preamble
-        ChirpChatStateSyncWord,   //!< Tramsmit sync word
+        ChirpChatStateSyncWord,   //!< Transmit sync word
         ChirpChatStateSFD,        //!< Transmit SFD
         ChirpChatStatePayload     //!< Tramsmoit payload
     };
@@ -77,7 +77,7 @@ private:
     unsigned int m_quietSamples;   //!< number of samples during quiet period
     unsigned int m_quarterSamples; //!< number of samples in a quarter chirp
     unsigned int m_repeatCount;    //!< message repetition counter
-    bool m_active;                 //!< modulator is in a sending sequence (icluding periodic quiet times)
+    bool m_active;                 //!< modulator is in a sending sequence (including periodic quiet times)
 
     NCO m_carrierNco;
     double m_modPhasor; //!< baseband modulator phasor
diff --git a/plugins/channeltx/moddatv/datvmodgui.cpp b/plugins/channeltx/moddatv/datvmodgui.cpp
index 6190f4938..035be57a9 100644
--- a/plugins/channeltx/moddatv/datvmodgui.cpp
+++ b/plugins/channeltx/moddatv/datvmodgui.cpp
@@ -625,7 +625,7 @@ void DATVModGUI::tick()
     m_channelPowerDbAvg(powDb);
     ui->channelPower->setText(tr("%1 dB").arg(m_channelPowerDbAvg.asDouble(), 0, 'f', 1));
 
-    // Use m_tickMsgOutstanding to prevent queuing lots of messsages while stopped/paused
+    // Use m_tickMsgOutstanding to prevent queuing lots of messages while stopped/paused
     if (((++m_tickCount & 0xf) == 0) && !m_tickMsgOutstanding)
     {
         if (ui->inputSelect->currentIndex() == (int) DATVModSettings::SourceFile)
diff --git a/plugins/channeltx/moddatv/datvmodsource.h b/plugins/channeltx/moddatv/datvmodsource.h
index 8864c84dc..41e45e602 100644
--- a/plugins/channeltx/moddatv/datvmodsource.h
+++ b/plugins/channeltx/moddatv/datvmodsource.h
@@ -100,7 +100,7 @@ private:
 
     QUdpSocket *m_udpSocket;                                    //!< UDP socket to receive MPEG transport stream via
     int m_udpByteCount;                                         //!< Count of bytes received via UDP for bitrate calculation
-    int64_t m_udpAbsByteCount;                                  //!< Count of bytes received via UDP since the begining
+    int64_t m_udpAbsByteCount;                                  //!< Count of bytes received via UDP since the beginning
     boost::chrono::steady_clock::time_point m_udpTimingStart;   //!< When we last started counting UDP bytes
     uint8_t m_udpBuffer[188*10];
     int m_udpBufferIdx;                                         //!< TS frame index into buffer
diff --git a/plugins/channeltx/moddatv/dvb-s/dvb-s.cpp b/plugins/channeltx/moddatv/dvb-s/dvb-s.cpp
index 640d27e57..813b5ee3b 100644
--- a/plugins/channeltx/moddatv/dvb-s/dvb-s.cpp
+++ b/plugins/channeltx/moddatv/dvb-s/dvb-s.cpp
@@ -56,8 +56,8 @@ DVBS::~DVBS()
     delete[] m_packet;
 }
 
-// Scramble input packet (except for sync bytes) with psuedo random binary sequence
-// Initiliase PRBS sequence every 8 packets and invert sync byte
+// Scramble input packet (except for sync bytes) with pseudo random binary sequence
+// Initialise PRBS sequence every 8 packets and invert sync byte
 void DVBS::scramble(const uint8_t *packetIn, uint8_t *packetOut)
 {
     if (m_prbsPacketCount == 0)
diff --git a/plugins/channeltx/moddatv/dvb-s2/DVB2.cpp b/plugins/channeltx/moddatv/dvb-s2/DVB2.cpp
index beabedda6..bf12f2a3e 100644
--- a/plugins/channeltx/moddatv/dvb-s2/DVB2.cpp
+++ b/plugins/channeltx/moddatv/dvb-s2/DVB2.cpp
@@ -44,7 +44,7 @@ int DVB2::set_configure( DVB2FrameFormat *f )
 
     if( f->broadcasting )
     {
-        // Set standard parametrs for broadcasting
+        // Set standard parameters for broadcasting
         f->frame_type        = FRAME_NORMAL;
         f->bb_header.ts_gs   = TS_GS_TRANSPORT;
         f->bb_header.sis_mis = SIS_MIS_SINGLE;
@@ -200,7 +200,7 @@ int DVB2::set_configure( DVB2FrameFormat *f )
         f->kldpc = f->kbch + bch_bits;
         // Number of padding bits required (not used)
         f->padding_bits = 0;
-        // Number of useable data bits (not used)
+        // Number of usable data bits (not used)
         f->useable_data_bits = f->kbch - 80;
         // Save the configuration, will be updated on next frame
         m_format[1] = *f;
@@ -278,7 +278,7 @@ DVB2::DVB2(void)
     init_bb_randomiser();
     bch_poly_build_tables();
     build_crc8_table();
-    m_dnp   = 0;// No delted null packets
+    m_dnp   = 0;// No deleted null packets
     m_frame_offset_bits = 0;
     m_params_changed = 1;
 }
diff --git a/plugins/channeltx/moddatv/dvb-s2/DVB2.h b/plugins/channeltx/moddatv/dvb-s2/DVB2.h
index 0d71b00c1..587ee8f78 100644
--- a/plugins/channeltx/moddatv/dvb-s2/DVB2.h
+++ b/plugins/channeltx/moddatv/dvb-s2/DVB2.h
@@ -24,7 +24,7 @@
 typedef unsigned int u32;
 typedef unsigned char u8;
 
-// BB HEADER fileds
+// BB HEADER fields
 #define TS_GS_TRANSPORT 3
 #define TS_GS_GENERIC_PACKETIZED 0
 #define TS_GS_GENERIC_CONTINUOUS 1
@@ -67,7 +67,7 @@ typedef struct{
 
 typedef int Bit;
 
-// The number of useable and stuff bits in a frame
+// The number of usable and stuff bits in a frame
 typedef struct{
     int data_bits;
     int stuff_bits;
diff --git a/plugins/channeltx/moddatv/dvb-s2/DVBS2.cpp b/plugins/channeltx/moddatv/dvb-s2/DVBS2.cpp
index 9d0ec765e..b1b94f0d1 100644
--- a/plugins/channeltx/moddatv/dvb-s2/DVBS2.cpp
+++ b/plugins/channeltx/moddatv/dvb-s2/DVBS2.cpp
@@ -105,15 +105,15 @@ void DVBS2::calc_efficiency( void )
     a = a*m;
     // Take into account pilot symbols
     // TBD
-    // Now calculate the useable data as percentage of the frame
+    // Now calculate the usable data as percentage of the frame
     b = ((double)m_format[1].useable_data_bits)/p;
     // Now calculate the efficiency by multiplying the
-    // useable bits efficiency by the modulation efficiency
+    // usable bits efficiency by the modulation efficiency
     m_efficiency = b*a;
 }
 //
 // Multiply the efficiency value by the symbol rate
-// to get the useable bitrate
+// to get the usable bitrate
 //
 double DVBS2::s2_get_efficiency( void )
 {
diff --git a/plugins/channeltx/moddatv/dvb-s2/dvb2_bch.cpp b/plugins/channeltx/moddatv/dvb-s2/dvb2_bch.cpp
index 4be67b6f5..92edbbff6 100644
--- a/plugins/channeltx/moddatv/dvb-s2/dvb2_bch.cpp
+++ b/plugins/channeltx/moddatv/dvb-s2/dvb2_bch.cpp
@@ -419,6 +419,6 @@ void DVB2::bch_poly_build_tables( void )
     }
 
 //  display_poly( polyout[0], len );//12
-//  display_poly_pack( m_poly_s_12, 168 );// Wont work because of shift register length
+//  display_poly_pack( m_poly_s_12, 168 );// Won't work because of shift register length
 */
 }
diff --git a/plugins/channeltx/moddatv/readme.md b/plugins/channeltx/moddatv/readme.md
index 1241dcebb..f2fda1bf2 100644
--- a/plugins/channeltx/moddatv/readme.md
+++ b/plugins/channeltx/moddatv/readme.md
@@ -125,7 +125,7 @@ This slider can be used to randomly set the current position in the file when fi
 
 
Creating an MPEG transport stream

 
-An MPEG transport stream file can be created from a video file using ffpmeg:
+An MPEG transport stream file can be created from a video file using ffmpeg:
 
     ffmpeg -i input.avi -pix_fmt yuv420p -r 25 -s 720x576 -aspect 4:3 -c:v hevc -c:a libopus -b:v 500k -b:a 64k -maxrate 600k -bufsize 50k -f mpegts -mpegts_original_network_id 1 -mpegts_transport_stream_id 1 -mpegts_service_id 1  -mpegts_pmt_start_pid 4096 -streamid 0:289 -streamid 1:337 -metadata service_provider="SDRangel"  -metadata service_name="SDRangel TV" -y mpeg.ts
 
diff --git a/plugins/channeltx/modm17/m17modprocessor.cpp b/plugins/channeltx/modm17/m17modprocessor.cpp
index 79da4e6b5..96e1dae3a 100644
--- a/plugins/channeltx/modm17/m17modprocessor.cpp
+++ b/plugins/channeltx/modm17/m17modprocessor.cpp
@@ -333,7 +333,7 @@ QString M17ModProcessor::formatAPRSPosition()
     int latDeg, latMin, latFrac, latNorth;
     int longDeg, longMin, longFrac, longEast;
 
-    // Convert decimal latitude to degrees, min and hundreths of a minute
+    // Convert decimal latitude to degrees, min and hundredths of a minute
     latNorth = latitude >= 0.0f;
     latitude = abs(latitude);
     latDeg = (int) latitude;
diff --git a/plugins/channeltx/modpacket/packetmodgui.cpp b/plugins/channeltx/modpacket/packetmodgui.cpp
index 6db20b8df..15fbc27d3 100644
--- a/plugins/channeltx/modpacket/packetmodgui.cpp
+++ b/plugins/channeltx/modpacket/packetmodgui.cpp
@@ -235,7 +235,7 @@ void PacketModGUI::on_insertPosition_clicked()
     char latBuf[40];
     char longBuf[40];
 
-    // Convert decimal latitude to degrees, min and hundreths of a minute
+    // Convert decimal latitude to degrees, min and hundredths of a minute
     latNorth = latitude >= 0.0f;
     latitude = abs(latitude);
     latDeg = (int)latitude;
diff --git a/plugins/feature/ambe/ambeengine.cpp b/plugins/feature/ambe/ambeengine.cpp
index b81854ba7..8f0211b85 100644
--- a/plugins/feature/ambe/ambeengine.cpp
+++ b/plugins/feature/ambe/ambeengine.cpp
@@ -152,7 +152,7 @@ void AMBEEngine::register_comport(
         //std::cerr << "register_comport: dir: "<< dir << " driver: " << driver << std::endl;
         std::string devfile = std::string("/dev/") + basename((char *) dir.c_str());
 
-        // Put serial8250-devices in a seperate list
+        // Put serial8250-devices in a separate list
         if (driver == "serial8250") {
             comList8250.push_back(devfile);
         } else {
diff --git a/plugins/feature/aprs/aprsgui.h b/plugins/feature/aprs/aprsgui.h
index abc301ac8..0d22b3e1c 100644
--- a/plugins/feature/aprs/aprsgui.h
+++ b/plugins/feature/aprs/aprsgui.h
@@ -131,7 +131,7 @@ private:
     QTimer m_statusTimer;
     int m_lastFeatureState;
 
-    QHash m_stations;    // All stations we've recieved packets for. Hashed on callsign
+    QHash m_stations;    // All stations we've received packets for. Hashed on callsign
 
     QMenu *packetsTableMenu;                    // Column select context menus
     QMenu *weatherTableMenu;
diff --git a/plugins/feature/gs232controller/dfmprotocol.cpp b/plugins/feature/gs232controller/dfmprotocol.cpp
index 497bbd601..7476d3879 100644
--- a/plugins/feature/gs232controller/dfmprotocol.cpp
+++ b/plugins/feature/gs232controller/dfmprotocol.cpp
@@ -172,7 +172,7 @@ void DFMProtocol::parseLCUResponse(const QString& packet)
     float el = aa.alt;
     reportAzEl(az, el);
 
-    // If this is the second LCU packet, we send a commmand
+    // If this is the second LCU packet, we send a command
     m_packetCnt++;
     if (m_packetCnt == 2)
     {
diff --git a/plugins/feature/gs232controller/gs232controllergui.cpp b/plugins/feature/gs232controller/gs232controllergui.cpp
index 2f1eb4410..5b8c544be 100644
--- a/plugins/feature/gs232controller/gs232controllergui.cpp
+++ b/plugins/feature/gs232controller/gs232controllergui.cpp
@@ -540,7 +540,7 @@ void GS232ControllerGUI::updateSerialPortList(const QStringList& serialPorts)
 
 void GS232ControllerGUI::updatePipeList(const AvailableChannelOrFeatureList& sources, const QStringList& renameFrom, const QStringList& renameTo)
 {
-    // Update source settting if it has been renamed
+    // Update source setting if it has been renamed
     if (renameFrom.contains(m_settings.m_source))
     {
         m_settings.m_source = renameTo[renameFrom.indexOf(m_settings.m_source)];
@@ -576,7 +576,7 @@ void GS232ControllerGUI::updatePipeList(const AvailableChannelOrFeatureList& sou
 
     ui->sources->blockSignals(false);
 
-    // If no current settting, select first available
+    // If no current setting, select first available
     if (m_settings.m_source.isEmpty() && (ui->sources->count() > 0))
     {
         ui->sources->setCurrentIndex(0);
diff --git a/plugins/feature/limerfe/limerfe.cpp b/plugins/feature/limerfe/limerfe.cpp
index 3815eec1d..93d49ad7c 100644
--- a/plugins/feature/limerfe/limerfe.cpp
+++ b/plugins/feature/limerfe/limerfe.cpp
@@ -44,8 +44,8 @@ const std::map LimeRFE::m_errorCodesMap = {
     {-3, "Non-configurable GPIO pin specified. Only pins 4 and 5 are configurable."},
     {-2, "Problem with .ini configuration file"},
     {-1, "Communication error"},
-    { 1, "Wrong TX connector - not possible to route TX of the selecrted channel to the specified port"},
-    { 2, "Wrong RX connector - not possible to route RX of the selecrted channel to the specified port"},
+    { 1, "Wrong TX connector - not possible to route TX of the selected channel to the specified port"},
+    { 2, "Wrong RX connector - not possible to route RX of the selected channel to the specified port"},
     { 3, "Mode TXRX not allowed - when the same port is selected for RX and TX, it is not allowed to use mode RX & TX"},
     { 4, "Wrong mode for cellular channel - Cellular FDD bands (1, 2, 3, and 7) are only allowed mode RX & TX, while TDD band 38 is allowed only RX or TX mode"},
     { 5, "Cellular channels must be the same both for RX and TX"},
diff --git a/plugins/feature/map/mapibpbeacondialog.cpp b/plugins/feature/map/mapibpbeacondialog.cpp
index 01bc0d9cd..ed3ae947e 100644
--- a/plugins/feature/map/mapibpbeacondialog.cpp
+++ b/plugins/feature/map/mapibpbeacondialog.cpp
@@ -70,7 +70,7 @@ void MapIBPBeaconDialog::updateTable(QTime time)
 {
     AzEl azEl = *m_gui->getAzEl();
 
-    // Repeat from begining every 3 minutes
+    // Repeat from beginning every 3 minutes
     int index = ((time.minute() * 60 + time.second()) % 180) / IBPBeacon::m_period;
 
     for (int row = 0; row < IBPBeacon::m_frequencies.size(); row++)
diff --git a/plugins/feature/map/maptileserver.h b/plugins/feature/map/maptileserver.h
index 736f0bd89..f1b4caf22 100644
--- a/plugins/feature/map/maptileserver.h
+++ b/plugins/feature/map/maptileserver.h
@@ -346,7 +346,7 @@ private slots:
     {
         QMutexLocker locker(&m_mutex);
         //QString url = reply->url().toEncoded().constData();
-        QString url = reply->request().url().toEncoded().constData(); // reply->url() may differ if redirection occured, so use requested
+        QString url = reply->request().url().toEncoded().constData(); // reply->url() may differ if redirection occurred, so use requested
 
         if (!isHttpRedirect(reply))
         {
diff --git a/plugins/feature/morsedecoder/readme.md b/plugins/feature/morsedecoder/readme.md
index 15b876a28..c3b097ba8 100644
--- a/plugins/feature/morsedecoder/readme.md
+++ b/plugins/feature/morsedecoder/readme.md
@@ -96,7 +96,7 @@ This scope display shows waveforms related to the decoding with GGMorse.
     * When the show decoder threshold is set (11a) it shows the threshold level being used in GGMorse for decoding. It is not necessary on the same scale as the Goertzel output.
     * When the show decoder threshold is not set (11a) a constant 0.0316227766017 is applied which corresponds to a power of -30 dB.
 
-The elemetary trace length is 3 seconds. This is the time window used by GGMorse thus a new trace appears every 3 seconds. The actual traces are interpolated to fit in the 4800 samples of the elementary trace. Thus the sample rate is a fixed 1.6 kS/s.
+The elementary trace length is 3 seconds. This is the time window used by GGMorse thus a new trace appears every 3 seconds. The actual traces are interpolated to fit in the 4800 samples of the elementary trace. Thus the sample rate is a fixed 1.6 kS/s.
 
 The best settings to visualize the Goertzel waveform is the following:
 
diff --git a/plugins/feature/radiosonde/radiosondegui.cpp b/plugins/feature/radiosonde/radiosondegui.cpp
index 5cd6a9a43..c8c1169a4 100644
--- a/plugins/feature/radiosonde/radiosondegui.cpp
+++ b/plugins/feature/radiosonde/radiosondegui.cpp
@@ -158,7 +158,7 @@ RadiosondeGUI::RadiosondeGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet, F
 
     m_sondeHub = SondeHub::create();
 
-    // Intialise chart
+    // Initialise chart
     ui->chart->setRenderHint(QPainter::Antialiasing);
 
     // Resize the table using dummy data
diff --git a/plugins/feature/rigctlserver/rigctlserverworker.cpp b/plugins/feature/rigctlserver/rigctlserverworker.cpp
index 92ed422a8..d772226b1 100644
--- a/plugins/feature/rigctlserver/rigctlserverworker.cpp
+++ b/plugins/feature/rigctlserver/rigctlserverworker.cpp
@@ -483,7 +483,7 @@ bool RigCtlServerWorker::getFrequency(double& frequency, rig_errcode_e& rigCtlRC
     if (WebAPIUtils::getSubObjectDouble(*jsonObj, "centerFrequency", deviceFreq))
     {
         SWGSDRangel::SWGChannelSettings channelSettingsResponse;
-        // Get channel settings containg inputFrequencyOffset, so we can patch them
+        // Get channel settings containing inputFrequencyOffset, so we can patch them
         httpRC = m_webAPIAdapterInterface->devicesetChannelSettingsGet(
             m_settings.m_deviceIndex,
             m_settings.m_channelIndex,
@@ -683,7 +683,7 @@ bool RigCtlServerWorker::getMode(const char **mode, double& passband, rig_errcod
     SWGSDRangel::SWGErrorResponse errorResponse;
     int httpRC;
 
-    // Get channel settings containg inputFrequencyOffset, so we can patch them
+    // Get channel settings containing inputFrequencyOffset, so we can patch them
     httpRC = m_webAPIAdapterInterface->devicesetChannelSettingsGet(
         m_settings.m_deviceIndex,
         m_settings.m_channelIndex,
diff --git a/plugins/feature/satellitetracker/satellitetrackergui.cpp b/plugins/feature/satellitetracker/satellitetrackergui.cpp
index 807f1d5ed..34d02bdf4 100644
--- a/plugins/feature/satellitetracker/satellitetrackergui.cpp
+++ b/plugins/feature/satellitetracker/satellitetrackergui.cpp
@@ -305,7 +305,7 @@ SatelliteTrackerGUI::SatelliteTrackerGUI(PluginAPI* pluginAPI, FeatureUISet *fea
 
     connect(&m_redrawTimer, &QTimer::timeout, this, &SatelliteTrackerGUI::plotChart);
 
-    // Intialise charts
+    // Initialise charts
     m_emptyChart.layout()->setContentsMargins(0, 0, 0, 0);
     m_emptyChart.setMargins(QMargins(1, 1, 1, 1));
     ui->passChart->setChart(&m_emptyChart);
diff --git a/plugins/feature/satellitetracker/satellitetrackerreport.h b/plugins/feature/satellitetracker/satellitetrackerreport.h
index fd282047c..d4c120330 100644
--- a/plugins/feature/satellitetracker/satellitetrackerreport.h
+++ b/plugins/feature/satellitetracker/satellitetrackerreport.h
@@ -75,7 +75,7 @@ public:
         }
     };
 
-    // Sent from worker to GUI to indicaite LOS
+    // Sent from worker to GUI to indicate LOS
     class MsgReportLOS : public Message {
         MESSAGE_CLASS_DECLARATION
 
diff --git a/plugins/feature/satellitetracker/satellitetrackersettingsdialog.cpp b/plugins/feature/satellitetracker/satellitetrackersettingsdialog.cpp
index 29ace8179..ba1659fd6 100644
--- a/plugins/feature/satellitetracker/satellitetrackersettingsdialog.cpp
+++ b/plugins/feature/satellitetracker/satellitetrackersettingsdialog.cpp
@@ -88,7 +88,7 @@ void SatelliteTrackerSettingsDialog::on_removeTle_clicked()
 void SatelliteTrackerSettingsDialog::on_defaultTles_clicked()
 {
     QMessageBox::StandardButton reply;
-    reply = QMessageBox::question(this, "Confirm ovewrite", "Replace the current TLE list with the default?", QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
+    reply = QMessageBox::question(this, "Confirm overwrite", "Replace the current TLE list with the default?", QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
     if (reply == QMessageBox::Yes) {
         ui->tles->clear();
         updateTleWidget(DEFAULT_TLES);
diff --git a/plugins/feature/satellitetracker/satellitetrackersgp4.cpp b/plugins/feature/satellitetracker/satellitetrackersgp4.cpp
index 2856d3946..c8d650348 100644
--- a/plugins/feature/satellitetracker/satellitetrackersgp4.cpp
+++ b/plugins/feature/satellitetracker/satellitetrackersgp4.cpp
@@ -176,7 +176,7 @@ void getPassAzEl(QLineSeries* azimuth, QLineSeries* elevation, QLineSeries* pola
     }
 }
 
-// Get whether a pass passes through 0 degreees
+// Get whether a pass passes through 0 degrees
 bool getPassesThrough0Deg(const QString& tle0, const QString& tle1, const QString& tle2,
                           double latitude, double longitude, double altitude,
                           QDateTime& aos, QDateTime& los)
@@ -321,7 +321,7 @@ static DateTime findCrossingPoint(Observer& obs, SGP4& sgp4, const DateTime& ini
     return middleTime;
 }
 
-// Find when AOS occured, by stepping backwards
+// Find when AOS occurred, by stepping backwards
 static DateTime findAOSBackwards(Observer& obs, SGP4& sgp4, DateTime& startTime,
                                 int predictionPeriod, double minElevation, bool& aosUnknown)
 {
@@ -366,7 +366,7 @@ bool inPassWindow(DateTime dateTime, QTime passStartTime, QTime passEndTime, boo
 }
 
 // Create a list of satellite passes, between the given start and end times, that exceed the specified minimum elevation
-// We return an uninitalised QDateTime if AOS or LOS is outside of predictionPeriod
+// We return an uninitialised QDateTime if AOS or LOS is outside of predictionPeriod
 static QList createPassList(Observer& obs, SGP4& sgp4, DateTime& startTime,
                                             int predictionPeriod, double minAOSElevation, double minPassElevationDeg,
                                             QTime passStartTime, QTime passEndTime, bool utc,
diff --git a/plugins/feature/satellitetracker/satellitetrackerworker.cpp b/plugins/feature/satellitetracker/satellitetrackerworker.cpp
index bf03c2a4a..680af0440 100644
--- a/plugins/feature/satellitetracker/satellitetrackerworker.cpp
+++ b/plugins/feature/satellitetracker/satellitetrackerworker.cpp
@@ -398,7 +398,7 @@ void SatelliteTrackerWorker::update()
                                 if (satWorkerState->m_losTimer.isActive()) {
                                     qDebug() << "SatelliteTrackerWorker::update m_losTimer.remainingTime: " << satWorkerState->m_losTimer.remainingTime();
                                 }
-                                // We can detect a new AOS for a satellite, a little bit before the LOS has occured
+                                // We can detect a new AOS for a satellite, a little bit before the LOS has occurred
                                 // Allow for 5s here (1s doesn't appear to be enough in some cases)
                                 if (satWorkerState->m_losTimer.isActive() && (satWorkerState->m_losTimer.remainingTime() <= 5000))
                                 {
diff --git a/plugins/feature/sid/sidaddchannelsdialog.cpp b/plugins/feature/sid/sidaddchannelsdialog.cpp
index 6e3eb226a..bdd6663fb 100644
--- a/plugins/feature/sid/sidaddchannelsdialog.cpp
+++ b/plugins/feature/sid/sidaddchannelsdialog.cpp
@@ -149,7 +149,7 @@ void SIDAddChannelsDialog::channelAdded(int deviceSetIndex, ChannelAPI *channel)
     ChannelWebAPIUtils::patchChannelSetting(channel, "rfBandwidth", 300);
     ChannelWebAPIUtils::patchChannelSetting(channel, "averagePeriodUS", 10000000);
 
-    // Update setings if they are created by SIDGUI before this slot is called
+    // Update settings if they are created by SIDGUI before this slot is called
     if (m_count < m_settings->m_channelSettings.size()) {
         m_settings->m_channelSettings[m_count].m_label = transmitter->m_callsign;
     }
diff --git a/plugins/feature/sid/sidgui.cpp b/plugins/feature/sid/sidgui.cpp
index eb49eeb13..6c7c0d581 100644
--- a/plugins/feature/sid/sidgui.cpp
+++ b/plugins/feature/sid/sidgui.cpp
@@ -184,7 +184,7 @@ SIDGUI::SIDGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet, Feature *featur
     ui->startDateTime->blockSignals(false);
     ui->endDateTime->blockSignals(false);
 
-    // Intialise chart
+    // Initialise chart
     ui->chart->setRenderHint(QPainter::Antialiasing);
     ui->xRayChart->setRenderHint(QPainter::Antialiasing);
 
@@ -207,7 +207,7 @@ SIDGUI::SIDGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet, Feature *featur
     applyAllSettings();
     m_resizer.enableChildMouseTracking();
 
-    // Intialisation for Solar Dynamics Observatory image/video display
+    // Initialisation for Solar Dynamics Observatory image/video display
     ui->sdoEnabled->setChecked(true);
     ui->sdoProgressBar->setVisible(false);
     ui->sdoImage->setStyleSheet("background-color: black;");
@@ -236,7 +236,7 @@ SIDGUI::SIDGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet, Feature *featur
         m_settings.m_sdoData = ui->sdoData->currentText();
     }
 
-    // Intialisation for GOES X-Ray data
+    // Initialisation for GOES X-Ray data
     m_goesXRay = GOESXRay::create();
     if (m_goesXRay)
     {
diff --git a/plugins/feature/skymap/skymapgui.cpp b/plugins/feature/skymap/skymapgui.cpp
index 52b02bd23..f81472316 100644
--- a/plugins/feature/skymap/skymapgui.cpp
+++ b/plugins/feature/skymap/skymapgui.cpp
@@ -1054,7 +1054,7 @@ void SkyMapGUI::updateSourceList(const QStringList& renameFrom, const QStringLis
 {
     m_availableChannelOrFeatures = m_availableChannelOrFeatureHandler.getAvailableChannelOrFeatureList();
 
-    // Update source settting if it has been renamed
+    // Update source setting if it has been renamed
     if (renameFrom.contains(m_settings.m_source))
     {
         m_settings.m_source = renameTo[renameFrom.indexOf(m_settings.m_source)];
@@ -1092,7 +1092,7 @@ void SkyMapGUI::updateSourceList(const QStringList& renameFrom, const QStringLis
 
     ui->source->blockSignals(false);
 
-    // If no current settting, select first available
+    // If no current setting, select first available
     if (m_settings.m_source.isEmpty() && (ui->source->count() > 0))
     {
         ui->source->setCurrentIndex(0);
diff --git a/plugins/feature/startracker/startracker.cpp b/plugins/feature/startracker/startracker.cpp
index 2f2b258d4..d7a156a27 100644
--- a/plugins/feature/startracker/startracker.cpp
+++ b/plugins/feature/startracker/startracker.cpp
@@ -680,7 +680,7 @@ double StarTracker::applyBeam(const FITS *fits, double beamwidth, double ra, dou
     // (Essentially the same as Gaussian of exp(-4*ln(theta^2/beamwidth^2))
     // (See a2 in https://arxiv.org/pdf/1812.10084.pdf for Elliptical equivalent))
     // We have gain of 0dB (1) at 0 degrees, and -3dB (~0.5) at half-beamwidth degrees
-    // Find exponent that correponds to -3dB at that angle
+    // Find exponent that corresponds to -3dB at that angle
     double minus3dBLinear = pow(10.0, -3.0/10.0);
     double p = log(minus3dBLinear)/log(cos(Units::degreesToRadians(halfBeamwidth)));
     // Create an matrix with gain as a function of angle
@@ -791,7 +791,7 @@ bool StarTracker::calcSkyTemperature(double frequency, double beamwidth, double
             // LFmap: https://www.faculty.ece.vt.edu/swe/lwa/memo/lwa0111.pdf
             double iso408 = 50 * pow(150e6/408e6, 2.75);                 // Extra-galactic isotropic in reference map at 408MHz
             double isoT = 50 * pow(150e6/frequency, 2.75);  // Extra-galactic isotropic at target frequency
-            double cmbT = 2.725; // Cosmic microwave backgroud;
+            double cmbT = 2.725; // Cosmic microwave background;
             double spectralIndex;
             const FITS *spectralIndexFITS = getSpectralIndexFITS();
             if (spectralIndexFITS && spectralIndexFITS->valid())
diff --git a/plugins/feature/startracker/startrackergui.cpp b/plugins/feature/startracker/startrackergui.cpp
index cf3f5f755..da419dfb2 100644
--- a/plugins/feature/startracker/startrackergui.cpp
+++ b/plugins/feature/startracker/startrackergui.cpp
@@ -361,7 +361,7 @@ StarTrackerGUI::StarTrackerGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet,
     ui->galacticLatitude->setText("");
     ui->galacticLongitude->setText("");
 
-    // Intialise chart
+    // Initialise chart
     m_chart.legend()->hide();
     ui->chart->setChart(&m_chart);
     ui->chart->setRenderHint(QPainter::Antialiasing);
diff --git a/plugins/feature/vorlocalizer/vorlocalizergui.cpp b/plugins/feature/vorlocalizer/vorlocalizergui.cpp
index 23c8352bb..a1b20aa99 100644
--- a/plugins/feature/vorlocalizer/vorlocalizergui.cpp
+++ b/plugins/feature/vorlocalizer/vorlocalizergui.cpp
@@ -784,7 +784,7 @@ bool VORLocalizerGUI::handleMessage(const Message& message)
             // Convert Morse to a string
             QString identString = Morse::toString(ident);
             // Idents should only be two or three characters, so filter anything else
-            // other than TEST which indicates a VOR is under maintainance (may also be TST)
+            // other than TEST which indicates a VOR is under maintenance (may also be TST)
 
             if (((identString.size() >= 2) && (identString.size() <= 3)) || (identString == "TEST"))
             {
diff --git a/plugins/feature/vorlocalizer/vorlocalizerworker.cpp b/plugins/feature/vorlocalizer/vorlocalizerworker.cpp
index c1920f82f..f2deb09a3 100644
--- a/plugins/feature/vorlocalizer/vorlocalizerworker.cpp
+++ b/plugins/feature/vorlocalizer/vorlocalizerworker.cpp
@@ -469,7 +469,7 @@ void VorLocalizerWorker::setChannelShift(int deviceIndex, int channelIndex, doub
     SWGSDRangel::SWGErrorResponse errorResponse;
     int httpRC;
 
-    // Get channel settings containg inputFrequencyOffset, so we can patch them
+    // Get channel settings containing inputFrequencyOffset, so we can patch them
     httpRC = m_webAPIAdapterInterface->devicesetChannelSettingsGet(
         deviceIndex,
         channelIndex,
@@ -547,7 +547,7 @@ void VorLocalizerWorker::setAudioMute(int vorNavId, bool audioMute)
     int deviceIndex = m_channelAllocations[vorNavId].m_deviceIndex;
     int channelIndex = m_channelAllocations[vorNavId].m_channelIndex;
 
-    // Get channel settings containg inputFrequencyOffset, so we can patch them
+    // Get channel settings containing inputFrequencyOffset, so we can patch them
     httpRC = m_webAPIAdapterInterface->devicesetChannelSettingsGet(
         deviceIndex,
         channelIndex,
diff --git a/plugins/samplesink/plutosdroutput/plutosdroutputthread.h b/plugins/samplesink/plutosdroutput/plutosdroutputthread.h
index 339881dc0..4aabd067e 100644
--- a/plugins/samplesink/plutosdroutput/plutosdroutputthread.h
+++ b/plugins/samplesink/plutosdroutput/plutosdroutputthread.h
@@ -51,7 +51,7 @@ private:
     bool m_running;
 
     DevicePlutoSDRBox *m_plutoBox;
-    int16_t *m_buf;                 //!< holds I+Q values of each sample from devce
+    int16_t *m_buf;                 //!< holds I+Q values of each sample from device
 //    int16_t *m_bufConv;             //!< holds I+Q values of each sample converted to host format via iio_channel_convert
     uint32_t m_blockSizeSamples;    //!< buffer sizes in number of (I,Q) samples
     SampleSourceFifo* m_sampleFifo; //!< DSP sample FIFO (I,Q)
diff --git a/plugins/samplesource/aaroniartsainput/aaroniartsainputworker.cpp b/plugins/samplesource/aaroniartsainput/aaroniartsainputworker.cpp
index ce92b3841..3a79d5eaf 100644
--- a/plugins/samplesource/aaroniartsainput/aaroniartsainputworker.cpp
+++ b/plugins/samplesource/aaroniartsainput/aaroniartsainputworker.cpp
@@ -223,7 +223,7 @@ void AaroniaRTSAInputWorker::onReadyRead()
 	qint64 done = mReply->read(mBuffer.data() + bs, n);
 	mBuffer.resize(bs + done);
 
-	// intialize parsing
+	// initialize parsing
 	int	offset = 0;
 	int	avail = mBuffer.size();
 
diff --git a/plugins/samplesource/bladerf2input/bladerf2inputthread.h b/plugins/samplesource/bladerf2input/bladerf2inputthread.h
index 30801945d..0ebdd74ef 100644
--- a/plugins/samplesource/bladerf2input/bladerf2inputthread.h
+++ b/plugins/samplesource/bladerf2input/bladerf2inputthread.h
@@ -21,7 +21,7 @@
 // BladerRF2 is a SISO/MIMO device with a single stream supporting one or two Rx
 // Therefore only one thread can be allocated for the Rx side
 // All FIFOs must be registered before calling startWork() else SISO/MIMO switch will not work properly
-// with unpredicatable results
+// with unpredictable results
 
 #include 
 #include 
diff --git a/plugins/samplesource/fcdpro/fcdprogui.h b/plugins/samplesource/fcdpro/fcdprogui.h
index 663c5f342..fb2bb6d4c 100644
--- a/plugins/samplesource/fcdpro/fcdprogui.h
+++ b/plugins/samplesource/fcdpro/fcdprogui.h
@@ -80,7 +80,7 @@ private slots:
 	void on_ppm_valueChanged(int value);
 	void on_dcOffset_toggled(bool checked);
 	void on_iqImbalance_toggled(bool checked);
-	// TOOD: defaults push button
+	// TODO: defaults push button
 	void on_lnaGain_currentIndexChanged(int index);
 	void on_rfFilter_currentIndexChanged(int index);
 	void on_lnaEnhance_currentIndexChanged(int index);
diff --git a/plugins/samplesource/fcdpro/fcdproinput.cpp b/plugins/samplesource/fcdpro/fcdproinput.cpp
index 599acaf3c..6d4e9ca63 100644
--- a/plugins/samplesource/fcdpro/fcdproinput.cpp
+++ b/plugins/samplesource/fcdpro/fcdproinput.cpp
@@ -523,7 +523,7 @@ void FCDProInput::set_center_freq(double freq)
 
 	if (fcdAppSetFreq(m_dev, freq) == FCD_MODE_NONE)
 	{
-		qDebug("No FCD HID found for frquency change");
+		qDebug("No FCD HID found for frequency change");
 	}
 
 }
diff --git a/plugins/samplesource/fcdproplus/fcdproplusinput.cpp b/plugins/samplesource/fcdproplus/fcdproplusinput.cpp
index f6b9a69f5..7ab4119b2 100644
--- a/plugins/samplesource/fcdproplus/fcdproplusinput.cpp
+++ b/plugins/samplesource/fcdproplus/fcdproplusinput.cpp
@@ -455,7 +455,7 @@ void FCDProPlusInput::set_center_freq(double freq)
 
 	if (fcdAppSetFreq(m_dev, freq) == FCD_MODE_NONE)
 	{
-		qDebug("No FCD HID found for frquency change");
+		qDebug("No FCD HID found for frequency change");
 	}
 }
 
diff --git a/plugins/samplesource/plutosdrinput/plutosdrinputthread.h b/plugins/samplesource/plutosdrinput/plutosdrinputthread.h
index 8f212ef93..c6edbd668 100644
--- a/plugins/samplesource/plutosdrinput/plutosdrinputthread.h
+++ b/plugins/samplesource/plutosdrinput/plutosdrinputthread.h
@@ -53,7 +53,7 @@ private:
     bool m_running;
 
     DevicePlutoSDRBox *m_plutoBox;
-    int16_t *m_buf;               //!< holds I+Q values of each sample from devce
+    int16_t *m_buf;               //!< holds I+Q values of each sample from device
     int16_t *m_bufConv;           //!< holds I+Q values of each sample converted to host format via iio_channel_convert
     uint32_t m_blockSizeSamples;  //!< buffer sizes in number of (I,Q) samples
     SampleVector m_convertBuffer; //!< vector of (I,Q) samples used for decimation and scaling conversion
diff --git a/plugins/samplesource/remoteinput/remoteinputbuffer.cpp b/plugins/samplesource/remoteinput/remoteinputbuffer.cpp
index 7a696954d..1e147176e 100644
--- a/plugins/samplesource/remoteinput/remoteinputbuffer.cpp
+++ b/plugins/samplesource/remoteinput/remoteinputbuffer.cpp
@@ -367,7 +367,7 @@ uint8_t *RemoteInputBuffer::readData(int32_t length)
 
     m_nbReads++;
 
-    // SEGFAULT FIX: arbitratily truncate so that it does not exceed buffer length
+    // SEGFAULT FIX: arbitrarily truncate so that it does not exceed buffer length
     if (length > m_framesSize) {
         length = m_framesSize;
     }
diff --git a/plugins/samplesource/remotetcpinput/remotetcpinputtcphandler.cpp b/plugins/samplesource/remotetcpinput/remotetcpinputtcphandler.cpp
index 62236edb4..9eaf92038 100644
--- a/plugins/samplesource/remotetcpinput/remotetcpinputtcphandler.cpp
+++ b/plugins/samplesource/remotetcpinput/remotetcpinputtcphandler.cpp
@@ -1013,7 +1013,7 @@ void RemoteTCPInputTCPHandler::processSpyServerData(int requiredBytes, bool clea
     }
 }
 
-// QTimer::timeout isn't guarenteed to be called on every timeout, so we need to look at the system clock
+// QTimer::timeout isn't guaranteed to be called on every timeout, so we need to look at the system clock
 void RemoteTCPInputTCPHandler::processData()
 {
     QMutexLocker mutexLocker(&m_mutex);
diff --git a/plugins/samplesource/rtlsdr/rtlsdrgui.cpp b/plugins/samplesource/rtlsdr/rtlsdrgui.cpp
index ee9890166..e640ec5e0 100644
--- a/plugins/samplesource/rtlsdr/rtlsdrgui.cpp
+++ b/plugins/samplesource/rtlsdr/rtlsdrgui.cpp
@@ -74,7 +74,7 @@ RTLSDRGui::RTLSDRGui(DeviceUISet *deviceUISet, QWidget* parent) :
 	displayGains();
 
     rtlsdr_tuner tunerType = m_sampleSource->getTunerType();
-    // Disable widgets not relevent for this tuner
+    // Disable widgets not relevant for this tuner
     bool offsetTuningEnabled = (tunerType != RTLSDR_TUNER_R820T) && (tunerType != RTLSDR_TUNER_R828D);
     if (!offsetTuningEnabled) {
         ui->offsetTuning->setEnabled(false);
diff --git a/plugins/samplesource/rtlsdr/rtlsdrinput.cpp b/plugins/samplesource/rtlsdr/rtlsdrinput.cpp
index 6edccc2c9..20cf56e01 100644
--- a/plugins/samplesource/rtlsdr/rtlsdrinput.cpp
+++ b/plugins/samplesource/rtlsdr/rtlsdrinput.cpp
@@ -542,7 +542,7 @@ bool RTLSDRInput::applySettings(const RTLSDRSettings& settings, const QListGetReceiveTime(), 0, &stored)) < 0)
                     {
                         if (!stored)
diff --git a/sdrbase/audio/audiocompressor.cpp b/sdrbase/audio/audiocompressor.cpp
index cdb7a9284..52e3b560a 100644
--- a/sdrbase/audio/audiocompressor.cpp
+++ b/sdrbase/audio/audiocompressor.cpp
@@ -167,7 +167,7 @@ int8_t AudioCompressor::ALaw_Encode(int16_t number)
  * variable will be initialized with 12 instead of 11. In order to make sure that there will be
  * no number without a 1 bit in the first 12-5 positions, a bias value is added to the number
  * (in this case 33). So, since there is no special case (numbers who do not have a 1 bit in
- * the first 12-5 positions), this makes the algorithm less complex by eliminating some condtions.
+ * the first 12-5 positions), this makes the algorithm less complex by eliminating some conditions.
  *
  * Also in the end all bits are complemented, not just the even ones.
  */
diff --git a/sdrbase/audio/audiocompressorsnd.cpp b/sdrbase/audio/audiocompressorsnd.cpp
index 9ca215ab1..d95893e64 100644
--- a/sdrbase/audio/audiocompressorsnd.cpp
+++ b/sdrbase/audio/audiocompressorsnd.cpp
@@ -145,7 +145,7 @@ void AudioCompressorSnd::CompressorState::sf_advancecomp(
 
 	// calculate the adaptive release curve parameters
 	// solve a,b,c,d in `y = a*x^3 + b*x^2 + c*x + d`
-	// interescting points (0, y1), (1, y2), (2, y3), (3, y4)
+	// intersecting points (0, y1), (1, y2), (2, y3), (3, y4)
 	float y1 = releasesamples * releasezone1;
 	float y2 = releasesamples * releasezone2;
 	float y3 = releasesamples * releasezone3;
diff --git a/sdrbase/audio/audiooutputdevice.cpp b/sdrbase/audio/audiooutputdevice.cpp
index b886165fb..c168b1f3c 100644
--- a/sdrbase/audio/audiooutputdevice.cpp
+++ b/sdrbase/audio/audiooutputdevice.cpp
@@ -556,7 +556,7 @@ qint64 AudioOutputDevice::bytesAvailable() const
     // when readData is called, that will output silence
     if (available == 0)
     {
-        // Use a small value, so padding is minimized, but not too small, we get underflow again straightaway
+        // Use a small value, so padding is minimized, but not too small, we get underflow again straight away
         // Could make this a function of sample rate
         available = 512;
     }
diff --git a/sdrbase/device/deviceapi.h b/sdrbase/device/deviceapi.h
index 26d21eaaf..351816c9e 100644
--- a/sdrbase/device/deviceapi.h
+++ b/sdrbase/device/deviceapi.h
@@ -74,7 +74,7 @@ public:
     void addChannelSource(BasebandSampleSource* sink, int streamIndex = 0);            //!< Add a channel source (Tx)
     void removeChannelSource(BasebandSampleSource* sink, int streamIndex = 0);         //!< Remove a channel source (Tx)
     void addMIMOChannel(MIMOChannel* channel);   //!< Add a MIMO channel (n Rx and m Tx combination)
-    void removeMIMOChannel(MIMOChannel* channe); //!< Remove a MIMO channel (n Rx and m Tx combination)
+    void removeMIMOChannel(MIMOChannel* channel); //!< Remove a MIMO channel (n Rx and m Tx combination)
 
     void addChannelSinkAPI(ChannelAPI* channelAPI);
     void removeChannelSinkAPI(ChannelAPI* channelAPI);
diff --git a/sdrbase/device/deviceenumerator.cpp b/sdrbase/device/deviceenumerator.cpp
index 27097dedf..e18d57879 100644
--- a/sdrbase/device/deviceenumerator.cpp
+++ b/sdrbase/device/deviceenumerator.cpp
@@ -254,7 +254,7 @@ void DeviceEnumerator::enumerateDevices(std::initializer_list m_identMaxs[m_binCnt])
         m_identMaxs[m_binCnt] = mav;
     m_binSampleCnt++;
diff --git a/sdrbase/dsp/phasediscri.h b/sdrbase/dsp/phasediscri.h
index e7ed26a4c..2d589ebd3 100644
--- a/sdrbase/dsp/phasediscri.h
+++ b/sdrbase/dsp/phasediscri.h
@@ -92,7 +92,7 @@ public:
     }
 
 	/**
-	 * Alternative without atan at the expense of a slight distorsion on very wideband signals
+	 * Alternative without atan at the expense of a slight distortion on very wideband signals
 	 * http://www.embedded.com/design/configurable-systems/4212086/DSP-Tricks--Frequency-demodulation-algorithms-
 	 * in addition it needs scaling by instantaneous magnitude squared and volume (0..10) adjustment factor
 	 */
diff --git a/sdrbase/dsp/projector.cpp b/sdrbase/dsp/projector.cpp
index e0845b80f..135d8b6e8 100644
--- a/sdrbase/dsp/projector.cpp
+++ b/sdrbase/dsp/projector.cpp
@@ -84,14 +84,14 @@ Real Projector::run(const Sample& s)
         {
             // calculate phase. Assume phase difference between two sources at half wavelength distance with sources axis as reference (positive side)
             // cos(theta) = phi / 2*pi*k
-            Real p = std::atan2((float) s.m_imag, (float) s.m_real); // do not mormalize phi (phi in -pi..+pi)
+            Real p = std::atan2((float) s.m_imag, (float) s.m_real); // do not normalize phi (phi in -pi..+pi)
             v = acos(p/M_PI) / M_PI; // normalize theta
         }
             break;
         case ProjectionDOAN:
         {
             // calculate phase. Assume phase difference between two sources at half wavelength distance with sources axis as reference (negative source)
-            Real p = std::atan2((float) s.m_imag, (float) s.m_real); // do not mormalize phi (phi in -pi..+pi)
+            Real p = std::atan2((float) s.m_imag, (float) s.m_real); // do not normalize phi (phi in -pi..+pi)
             v = -acos(p/M_PI) / M_PI; // normalize theta
         }
             break;
@@ -264,14 +264,14 @@ Real Projector::run(const std::complex& s)
         {
             // calculate phase. Assume phase difference between two sources at half wavelength distance with sources axis as reference (positive side)
             // cos(theta) = phi / 2*pi*k
-            Real p = std::arg(s); // do not mormalize phi (phi in -pi..+pi)
+            Real p = std::arg(s); // do not normalize phi (phi in -pi..+pi)
             v = acos(p/M_PI) / M_PI; // normalize theta
         }
             break;
         case ProjectionDOAN:
         {
             // calculate phase. Assume phase difference between two sources at half wavelength distance with sources axis as reference (negative source)
-            Real p = std::arg(s); // do not mormalize phi (phi in -pi..+pi)
+            Real p = std::arg(s); // do not normalize phi (phi in -pi..+pi)
             v = -acos(p/M_PI) / M_PI; // normalize theta
         }
             break;
diff --git a/sdrbase/dsp/scopevis.h b/sdrbase/dsp/scopevis.h
index 2d52e6731..da1023c78 100644
--- a/sdrbase/dsp/scopevis.h
+++ b/sdrbase/dsp/scopevis.h
@@ -1267,7 +1267,7 @@ private:
     /**
      * Moves on to the next trigger if any or increments trigger count if in repeat mode
      * - If not final it returns true
-     * - If final i.e. signal is actually triggerd it returns false
+     * - If final i.e. signal is actually triggered it returns false
      */
     bool nextTrigger(); //!< Returns true if not final
 
diff --git a/sdrbase/dsp/spectrumvis.cpp b/sdrbase/dsp/spectrumvis.cpp
index 71eff9b82..761d44a5f 100644
--- a/sdrbase/dsp/spectrumvis.cpp
+++ b/sdrbase/dsp/spectrumvis.cpp
@@ -344,7 +344,7 @@ void SpectrumVis::feed(const ComplexVector::const_iterator& cbegin, const Comple
             processFFT(positiveOnly);
 
 			// advance buffer respecting the fft overlap factor
-			// undefined bahavior if the memory regions overlap, valid code for 50% overlap
+			// undefined behavior if the memory regions overlap, valid code for 50% overlap
 			std::copy(m_fftBuffer.begin() + m_refillSize, m_fftBuffer.end(), m_fftBuffer.begin());
 
 			// start over
@@ -398,7 +398,7 @@ void SpectrumVis::feed(const SampleVector::const_iterator& cbegin, const SampleV
             processFFT(positiveOnly);
 
 			// advance buffer respecting the fft overlap factor
-			// undefined bahavior if the memory regions overlap, valid code for 50% overlap
+			// undefined behavior if the memory regions overlap, valid code for 50% overlap
 			std::copy(m_fftBuffer.begin() + m_refillSize, m_fftBuffer.end(), m_fftBuffer.begin());
 
 			// start over
diff --git a/sdrbase/dsp/vkfftengine.cpp b/sdrbase/dsp/vkfftengine.cpp
index e9c4dc15b..d3f97cfe5 100644
--- a/sdrbase/dsp/vkfftengine.cpp
+++ b/sdrbase/dsp/vkfftengine.cpp
@@ -63,7 +63,7 @@ void vkFFTEngine::configure(int n, bool inverse)
 
     VkFFTResult resFFT;
 
-    // Allocate and intialise plan
+    // Allocate and initialise plan
     m_currentPlan->m_configuration = new VkFFTConfiguration();
     memset(m_currentPlan->m_configuration, 0, sizeof(VkFFTConfiguration));
     m_currentPlan->m_app = new VkFFTApplication();
diff --git a/sdrbase/util/ais.cpp b/sdrbase/util/ais.cpp
index 1163c1103..3a2f67474 100644
--- a/sdrbase/util/ais.cpp
+++ b/sdrbase/util/ais.cpp
@@ -264,7 +264,7 @@ QString AISMessage::getString(const QByteArray ba, int byteIdx, int bitsLeft, in
     }
     // Remove leading/trailing spaces
     s = s.trimmed();
-    // Remave @s, which indiciate no character
+    // Remove @s, which indicate no character
     while (s.endsWith("@")) {
         s = s.left(s.length() - 1);
     }
diff --git a/sdrbase/util/ais.h b/sdrbase/util/ais.h
index 4a0af4f7c..dc041319d 100644
--- a/sdrbase/util/ais.h
+++ b/sdrbase/util/ais.h
@@ -108,7 +108,7 @@ public:
         if (m_id == 4)
             return "Base station report";
         else
-            return "UTC and data reponse";
+            return "UTC and data response";
     }
     virtual bool hasPosition() { return m_latitudeAvailable && m_longitudeAvailable; }
     virtual float getLatitude() { return m_latitude; }
diff --git a/sdrbase/util/aprs.cpp b/sdrbase/util/aprs.cpp
index 36b954c40..c0dc12d5c 100644
--- a/sdrbase/util/aprs.cpp
+++ b/sdrbase/util/aprs.cpp
@@ -1121,7 +1121,7 @@ bool APRSPacket::parseMicE(QString& info, int& idx, QString& dest)
     // Mic-E Data is encoded in ASCII Characters
     if (inRange(38, 127, charToIntAscii(info, idx))       // 0: Longitude Degrees, 0-360
         && inRange(38, 97, charToIntAscii(info, idx+1))   // 1: Longitude Minutes, 0-59
-        && inRange(28, 127, charToIntAscii(info, idx+2))  // 2: Longitude Hundreths of a minute, 0-99
+        && inRange(28, 127, charToIntAscii(info, idx+2))  // 2: Longitude Hundredths of a minute, 0-99
         && inRange(28, 127, charToIntAscii(info, idx+3))  // 3: Speed (tens), 0-800
         && inRange(28, 125, charToIntAscii(info, idx+4))  // 4: Speed (ones), 0-9, and Course (hundreds), {0, 100, 200, 300}
         && inRange(28, 127, charToIntAscii(info, idx+5))  // 5: Course, 0-99 degrees
diff --git a/sdrbase/util/aprs.h b/sdrbase/util/aprs.h
index d4cfc4bd3..97fe59ad8 100644
--- a/sdrbase/util/aprs.h
+++ b/sdrbase/util/aprs.h
@@ -94,7 +94,7 @@ struct SDRBASE_API APRSPacket {
     bool m_hasGust;
     int m_temp;                 // Fahrenheit, can be negative down to -99
     bool m_hasTemp;
-    int m_rainLastHr;           // Hundreths of an inch
+    int m_rainLastHr;           // Hundredths of an inch
     bool m_hasRainLastHr;
     int m_rainLast24Hrs;
     bool m_hasRainLast24Hrs;
diff --git a/sdrbase/util/astronomy.cpp b/sdrbase/util/astronomy.cpp
index 927088b87..b64a69bb4 100644
--- a/sdrbase/util/astronomy.cpp
+++ b/sdrbase/util/astronomy.cpp
@@ -488,7 +488,7 @@ void Astronomy::sunPosition(AzAlt& aa, RADec& rd, double latitude, double longit
     double jd = julianDate(dt);
     double n = (jd - jd_j2000()); // Days since J2000 epoch (including fraction)
 
-    double l = 280.461 + 0.9856474 * n; // Mean longitude of the Sun, corrected for the abberation of light
+    double l = 280.461 + 0.9856474 * n; // Mean longitude of the Sun, corrected for the aberration of light
     double g = 357.5291 + 0.98560028 * n; // Mean anomaly of the Sun - how far around orbit from perihlion, in degrees
 
     l = modulo(l, 360.0);
@@ -498,7 +498,7 @@ void Astronomy::sunPosition(AzAlt& aa, RADec& rd, double latitude, double longit
 
     double la = l + 1.9148 * sin(gr) + 0.0200 * sin(2.0*gr) + 0.0003 * sin(3.0*gr); // Ecliptic longitude (Ecliptic latitude b set to 0)
 
-    // Convert la, b=0, which give the position of the Sun in the ecliptic coordinate sytem, to
+    // Convert la, b=0, which give the position of the Sun in the ecliptic coordinate system, to
     // equatorial coordinates
 
     double e = 23.4393 - 3.563E-7 * n; // Obliquity of the ecliptic - tilt of Earth's axis of rotation
@@ -611,7 +611,7 @@ void Astronomy::moonPosition(AzAlt& aa, RADec& rd, double latitude, double longi
     double yg = yh;
     double zg = zh;
 
-    // Convert to equatorial cordinates
+    // Convert to equatorial coordinates
     double xe = xg;
     double ye = yg * cos(ecl) - zg * sin(ecl);
     double ze = yg * sin(ecl) + zg * cos(ecl);
@@ -658,7 +658,7 @@ void Astronomy::moonPosition(AzAlt& aa, RADec& rd, double latitude, double longi
 // See: https://en.wikipedia.org/wiki/Atmospheric_refraction#Calculating_refraction
 // Alt is in degrees. 90 = Zenith gives a factor of 0.
 // Pressure in millibars
-// Temperature in Celsuis
+// Temperature in Celsius
 // We divide by 60.0 to get a value in degrees (as original formula is in arcminutes)
 double Astronomy::refractionSaemundsson(double alt, double pressure, double temperature)
 {
@@ -673,7 +673,7 @@ double Astronomy::refractionSaemundsson(double alt, double pressure, double temp
 // See: https://github.com/Starlink/pal
 // Alt is in degrees. 90 = Zenith gives a factor of 0.
 // Pressure in millibars
-// Temperature in Celsuis
+// Temperature in Celsius
 // Humdity in %
 // Frequency in Hertz
 // Latitude in decimal degrees
@@ -801,7 +801,7 @@ double Astronomy::velocityToDoppler(double v, double f0)
 // Adapted from palRverot
 double Astronomy::earthRotationVelocity(RADec rd, double latitude, double longitude, QDateTime dt)
 {
-    const double earthSpeed = 0.4655; // km/s (Earth's circumference / seconds in one sideral day)
+    const double earthSpeed = 0.4655; // km/s (Earth's circumference / seconds in one sidereal day)
     double latRad = Units::degreesToRadians(latitude);
     double raRad = Units::degreesToRadians(rd.ra * (360.0/24.0));
     double decRad = Units::degreesToRadians(rd.dec);
diff --git a/sdrbase/util/aviationweather.h b/sdrbase/util/aviationweather.h
index b073f20bb..4fa06f7ef 100644
--- a/sdrbase/util/aviationweather.h
+++ b/sdrbase/util/aviationweather.h
@@ -49,7 +49,7 @@ public:
         QStringList m_conditions;       // Weather conditions (Rain, snow)
         float m_ceiling;                // Ceiling in feet
         QStringList m_clouds;           // Cloud types and altitudes
-        float m_temperature;            // Air temperature in Celsuis
+        float m_temperature;            // Air temperature in Celsius
         float m_dewpoint;               // Dewpoint in Celsuius
         float m_pressure;               // Air pressure in hPa/mb
         float m_humidity;               // Humidity in %
diff --git a/sdrbase/util/dsc.cpp b/sdrbase/util/dsc.cpp
index 89c3fd4db..827aec5df 100644
--- a/sdrbase/util/dsc.cpp
+++ b/sdrbase/util/dsc.cpp
@@ -471,7 +471,7 @@ void DSCMessage::decode(const QByteArray& data)
             }
             else if (m_formatSpecifier == GEOGRAPHIC_CALL)
             {
-                // Address definines a geographic rectangle. We have NW coord + 2 angles
+                // Address defines a geographic rectangle. We have NW coord + 2 angles
                 QChar azimuthSector = m_address[0];
                 m_addressLatitude = m_address[1].digitValue() * 10 + m_address[2].digitValue(); // In degrees
                 m_addressLongitude = m_address[3].digitValue() * 100 + m_address[4].digitValue() * 10 + m_address[5].digitValue(); // In degrees
diff --git a/sdrbase/util/httpdownloadmanager.cpp b/sdrbase/util/httpdownloadmanager.cpp
index fa88b9454..f98da9cd3 100644
--- a/sdrbase/util/httpdownloadmanager.cpp
+++ b/sdrbase/util/httpdownloadmanager.cpp
@@ -210,7 +210,7 @@ void HttpDownloadManager::downloadFinished(QNetworkReply *reply)
             else if (writeToFile(filename, data))
             {
                 success = true;
-                qDebug() << "HttpDownloadManager: Download from " << url << " to " << filename << " finshed.";
+                qDebug() << "HttpDownloadManager: Download from " << url << " to " << filename << " finished.";
             }
         }
         else
diff --git a/sdrbase/util/radiosonde.h b/sdrbase/util/radiosonde.h
index dc6d7c3f6..2136d4cd1 100644
--- a/sdrbase/util/radiosonde.h
+++ b/sdrbase/util/radiosonde.h
@@ -97,7 +97,7 @@ public:
     double m_longitude;                 // In degrees
     double m_height;                    // In metres
     double m_speed;                     // In m/s
-    double m_heading;                   // In degreees
+    double m_heading;                   // In degrees
     double m_verticalRate;              // In m/s
     int m_satellitesUsed;
 
diff --git a/sdrbase/util/reedsolomon.h b/sdrbase/util/reedsolomon.h
index 466e7b183..724f910b8 100644
--- a/sdrbase/util/reedsolomon.h
+++ b/sdrbase/util/reedsolomon.h
@@ -176,7 +176,7 @@ protected:
     }
 
     //
-    // modnn -- modulo replacement for galois field arithmetics, optionally w/ table acceleration
+    // modnn -- modulo replacement for galois field arithmetic, optionally w/ table acceleration
     //
     //  @x:         the value to reduce (will never be -'ve)
     //
diff --git a/sdrbase/util/solardynamicsobservatory.h b/sdrbase/util/solardynamicsobservatory.h
index 0e3925fb8..90832ff53 100644
--- a/sdrbase/util/solardynamicsobservatory.h
+++ b/sdrbase/util/solardynamicsobservatory.h
@@ -78,7 +78,7 @@ private:
     QNetworkAccessManager *m_networkManager;
     QNetworkDiskCache *m_cache;
 
-    // Index page isn't cachable (using network cache), so we cache it ourselves, as it can take up to 5 seconds to fetch
+    // Index page isn't cacheable (using network cache), so we cache it ourselves, as it can take up to 5 seconds to fetch
     QCache m_indexCache;
     QDateTime m_todayCacheDateTime;
     QByteArray *m_todayCache;
diff --git a/sdrbase/util/spyserverlist.h b/sdrbase/util/spyserverlist.h
index 53c92dac0..bafe3f4f1 100644
--- a/sdrbase/util/spyserverlist.h
+++ b/sdrbase/util/spyserverlist.h
@@ -37,7 +37,7 @@ public:
     struct SpyServer {
         QString m_generalDescription;
         QString m_deviceType;
-        QString m_streamingHost; // IP addrss
+        QString m_streamingHost; // IP address
         int m_streamingPort;    // IP port
         int m_currentClientCount;
         int m_maxClients;
diff --git a/sdrbase/util/vlftransmitters.h b/sdrbase/util/vlftransmitters.h
index 2fc7c1a7c..6c8c2d27e 100644
--- a/sdrbase/util/vlftransmitters.h
+++ b/sdrbase/util/vlftransmitters.h
@@ -25,7 +25,7 @@
 #include "export.h"
 
 // List of VLF transmitters
-// Built-in list can be overriden by user supplied vlftransmitters.csv file, that is read at startup, from the app data dir
+// Built-in list can be overridden by user supplied vlftransmitters.csv file, that is read at startup, from the app data dir
 class SDRBASE_API VLFTransmitters
 {
 
diff --git a/sdrbase/webapi/webapiadapterinterface.h b/sdrbase/webapi/webapiadapterinterface.h
index f06a33798..9936e52b3 100644
--- a/sdrbase/webapi/webapiadapterinterface.h
+++ b/sdrbase/webapi/webapiadapterinterface.h
@@ -332,7 +332,7 @@ public:
     }
 
     /**
-     * Handler of /sdrangel/audio/output/paramaters (DELETE) swagger/sdrangel/code/html2/index.html#api-Default-instanceChannels
+     * Handler of /sdrangel/audio/output/parameters (DELETE) swagger/sdrangel/code/html2/index.html#api-Default-instanceChannels
      * returns the Http status code (default 501: not implemented)
      */
     virtual int instanceAudioOutputDelete(
diff --git a/sdrbase/webapi/webapiutils.cpp b/sdrbase/webapi/webapiutils.cpp
index 7873fd125..50d96769e 100644
--- a/sdrbase/webapi/webapiutils.cpp
+++ b/sdrbase/webapi/webapiutils.cpp
@@ -442,7 +442,7 @@ bool WebAPIUtils::getSubObjectDouble(const QJsonObject &json, const QString &key
     return false;
 }
 
-// Set double value withing nested JSON object
+// Set double value within nested JSON object
 bool WebAPIUtils::setSubObjectDouble(QJsonObject &json, const QString &key, double value)
 {
     for (QJsonObject::iterator  it = json.begin(); it != json.end(); it++)
@@ -487,7 +487,7 @@ bool WebAPIUtils::getSubObjectInt(const QJsonObject &json, const QString &key, i
     return false;
 }
 
-// Set integer value withing nested JSON object
+// Set integer value within nested JSON object
 bool WebAPIUtils::setSubObjectInt(QJsonObject &json, const QString &key, int value)
 {
     for (QJsonObject::iterator  it = json.begin(); it != json.end(); it++)
@@ -532,7 +532,7 @@ bool WebAPIUtils::getSubObjectString(const QJsonObject &json, const QString &key
     return false;
 }
 
-// Set string value withing nested JSON object
+// Set string value within nested JSON object
 bool WebAPIUtils::setSubObjectString(QJsonObject &json, const QString &key, const QString &value)
 {
     for (QJsonObject::iterator  it = json.begin(); it != json.end(); it++)
@@ -607,7 +607,7 @@ bool WebAPIUtils::hasSubObject(const QJsonObject &json, const QString &key)
     return false;
 }
 
-// Set value withing nested JSON object
+// Set value within nested JSON object
 bool WebAPIUtils::setSubObject(QJsonObject &json, const QString &key, const QVariant &value)
 {
     for (QJsonObject::iterator it = json.begin(); it != json.end(); it++)
diff --git a/sdrbench/test_callsign.cpp b/sdrbench/test_callsign.cpp
index 4eba22c24..080cf76e4 100644
--- a/sdrbench/test_callsign.cpp
+++ b/sdrbench/test_callsign.cpp
@@ -26,13 +26,13 @@ void MainBench::testCallsign(const QString& argsStr)
     if (Callsign::is_callsign(argsStr)) {
         qInfo("MainBench::testCallsign: %s is a valid callsign", qPrintable(argsStr));
     } else {
-        qInfo("MainBench::testCallsign: %s is mot a valid callsign", qPrintable(argsStr));
+        qInfo("MainBench::testCallsign: %s is not a valid callsign", qPrintable(argsStr));
     }
 
     if (Callsign::is_compound_callsign(argsStr)) {
         qInfo("MainBench::testCallsign: %s is a compound callsign", qPrintable(argsStr));
     } else {
-        qInfo("MainBench::testCallsign: %s is mot a compound callsign", qPrintable(argsStr));
+        qInfo("MainBench::testCallsign: %s is not a compound callsign", qPrintable(argsStr));
     }
 
     qInfo("%s is the base callsign of %s", qPrintable(Callsign::base_callsign(argsStr)), qPrintable(argsStr));
diff --git a/sdrbench/test_ft8protocols.cpp b/sdrbench/test_ft8protocols.cpp
index 573259c75..5aa632847 100644
--- a/sdrbench/test_ft8protocols.cpp
+++ b/sdrbench/test_ft8protocols.cpp
@@ -138,7 +138,7 @@ void TestFT8Protocols::testMsg1(const QStringList& argElements, bool runLDPC)
     if (runLDPC)
     {
         if (testLDPC(a77)) {
-            qInfo("TestFT8Protocols::testMsg1: LDPC test suceeded");
+            qInfo("TestFT8Protocols::testMsg1: LDPC test succeeded");
         } else {
             qWarning("TestFT8Protocols::testMsg1: LDPC test failed");
         }
@@ -169,7 +169,7 @@ void TestFT8Protocols::testMsg00(const QStringList& argElements, bool runLDPC)
     if (runLDPC)
     {
         if (testLDPC(a77)) {
-            qInfo("TestFT8Protocols::testMsg00: LDPC test suceeded");
+            qInfo("TestFT8Protocols::testMsg00: LDPC test succeeded");
         } else {
             qWarning("TestFT8Protocols::testMsg00: LDPC test failed");
         }
diff --git a/sdrgui/gui/devicesetselectiondialog.h b/sdrgui/gui/devicesetselectiondialog.h
index 5ca86d68d..e3219d113 100644
--- a/sdrgui/gui/devicesetselectiondialog.h
+++ b/sdrgui/gui/devicesetselectiondialog.h
@@ -73,4 +73,4 @@ private slots:
     void accept();
 };
 
-#endif // SDRGUI_GUI_WORKSPACESELECTIONDIALOG_H_
+#endif // SDRGUI_GUI_DEVICESETSELECTIONDIALOG_H_
diff --git a/sdrgui/gui/dialpopup.h b/sdrgui/gui/dialpopup.h
index 84c128552..ddd0f6994 100644
--- a/sdrgui/gui/dialpopup.h
+++ b/sdrgui/gui/dialpopup.h
@@ -32,7 +32,7 @@ class QPushButton;
 class DialogPositioner;
 
 // A popup dialog for QDials that uses a slider instead, which is easier to use
-// on a touch screen. Actived with tap and hold or right mouse click
+// on a touch screen. Activated with tap and hold or right mouse click
 class SDRGUI_API DialPopup : public QDialog {
     Q_OBJECT
 
diff --git a/sdrgui/gui/framelesswindowresizer.h b/sdrgui/gui/framelesswindowresizer.h
index d6e3edef7..2a4cf4294 100644
--- a/sdrgui/gui/framelesswindowresizer.h
+++ b/sdrgui/gui/framelesswindowresizer.h
@@ -26,7 +26,7 @@
 #include 
 
 // Class to allow frameless windows (Qt::FramelessWindowHint) to be resized
-// by clicking and draging on the border
+// by clicking and dragging on the border
 // The window needs to forward the mousePressEvent, mouseReleaseEvent, mouseMoveEvent
 // and leaveEvent events to this class
 // Child widgets should have mouse tracking enabled, so cursor can be controlled properly
diff --git a/sdrgui/gui/glscopegui.cpp b/sdrgui/gui/glscopegui.cpp
index 8a1db233d..fb786b0dc 100644
--- a/sdrgui/gui/glscopegui.cpp
+++ b/sdrgui/gui/glscopegui.cpp
@@ -247,7 +247,7 @@ bool GLScopeGUI::deserialize(const QByteArray& data)
             ScopeVis::MsgScopeVisChangeTrigger *msg = ScopeVis::MsgScopeVisChangeTrigger::create(triggerData, iTrigger);
             m_scopeVis->getInputMessageQueue()->push(msg);
         }
-        else // add new trigers
+        else // add new triggers
         {
             ScopeVis::MsgScopeVisAddTrigger *msg = ScopeVis::MsgScopeVisAddTrigger::create(triggerData);
             m_scopeVis->getInputMessageQueue()->push(msg);
diff --git a/sdrgui/gui/glshaderspectrogram.cpp b/sdrgui/gui/glshaderspectrogram.cpp
index a46f5fb05..467f90c30 100644
--- a/sdrgui/gui/glshaderspectrogram.cpp
+++ b/sdrgui/gui/glshaderspectrogram.cpp
@@ -761,7 +761,7 @@ const QString GLShaderSpectrogram::m_vertexShader = QString(
     );
 
 // We need to use a geometry shader to calculate the normals, as they are only
-// determined after z has been calculated for the verticies in the vertex shader
+// determined after z has been calculated for the vertices in the vertex shader
 const QString GLShaderSpectrogram::m_geometryShader = QString(
     "#version 330\n"
     "layout(triangles) in;\n"
diff --git a/sdrgui/gui/glspectrumview.cpp b/sdrgui/gui/glspectrumview.cpp
index 72e3b3736..d4c486de3 100644
--- a/sdrgui/gui/glspectrumview.cpp
+++ b/sdrgui/gui/glspectrumview.cpp
@@ -1843,7 +1843,7 @@ void GLSpectrumView::paintGL()
     PROFILER_STOP(m_profileName)
 } // paintGL
 
-// Hightlight power band for SFDR
+// Highlight power band for SFDR
 void GLSpectrumView::drawPowerBandMarkers(float max, float min, const QVector4D &color)
 {
     float p1 = (m_powerScale.getRangeMax() - min) / m_powerScale.getRange();
@@ -1861,7 +1861,7 @@ void GLSpectrumView::drawPowerBandMarkers(float max, float min, const QVector4D
     m_glShaderSimple.drawSurface(m_glHistogramBoxMatrix, color, q3, 4);
 }
 
-// Hightlight bandwidth being measured
+// Highlight bandwidth being measured
 void GLSpectrumView::drawBandwidthMarkers(int64_t centerFrequency, int bandwidth, const QVector4D &color)
 {
     float f1 = (centerFrequency - bandwidth / 2);
@@ -1881,7 +1881,7 @@ void GLSpectrumView::drawBandwidthMarkers(int64_t centerFrequency, int bandwidth
     m_glShaderSimple.drawSurface(m_glHistogramBoxMatrix, color, q3, 4);
 }
 
-// Hightlight peak being measured. Note that the peak isn't always at the center
+// Highlight peak being measured. Note that the peak isn't always at the center
 void GLSpectrumView::drawPeakMarkers(int64_t startFrequency, int64_t endFrequency, const QVector4D &color)
 {
     float x1 = (startFrequency - m_frequencyScale.getRangeMin()) / m_frequencyScale.getRange();
@@ -2379,7 +2379,7 @@ void GLSpectrumView::measure3dBBandwidth()
         }
     }
 
-    // Calcualte bandwidth
+    // Calculate bandwidth
     int bins = rightBin - leftBin - 1;
     bins = std::max(1, bins);
     float hzPerBin = m_sampleRate / (float) m_fftSize;
diff --git a/sdrgui/gui/rollupcontents.cpp b/sdrgui/gui/rollupcontents.cpp
index ae15062c1..9f9bf0d00 100644
--- a/sdrgui/gui/rollupcontents.cpp
+++ b/sdrgui/gui/rollupcontents.cpp
@@ -284,7 +284,7 @@ int RollupContents::paintRollup(QWidget* rollup, int pos, QPainter* p, bool last
         }
     }
 
-    // Titel
+    // Title
     p->setPen(palette().windowText().color());
     p->drawText(QRect(2 + fm.height(), pos, width() - 4 - fm.height(), fm.height()),
         fm.elidedText(rollup->windowTitle(), Qt::ElideMiddle, width() - 4 - fm.height(), 0));
diff --git a/sdrsrv/mainserver.cpp b/sdrsrv/mainserver.cpp
index 0e79081e1..27ae511b0 100644
--- a/sdrsrv/mainserver.cpp
+++ b/sdrsrv/mainserver.cpp
@@ -67,7 +67,7 @@ MainServer::MainServer(qtwebapp::LoggerWithFile *logger, const MainParser& parse
     connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleMessages()), Qt::QueuedConnection);
     m_mainCore->m_masterTimer.start(50);
 
-    qDebug() << "MainServer::MainServer: load setings...";
+    qDebug() << "MainServer::MainServer: load settings...";
 	loadSettings();
 
     qDebug() << "MainServer::MainServer: finishing...";
diff --git a/swagger/sdrangel/code/qt5/client/SWGFrequencyBand.h b/swagger/sdrangel/code/qt5/client/SWGFrequencyBand.h
index cee425de5..f0d001c85 100644
--- a/swagger/sdrangel/code/qt5/client/SWGFrequencyBand.h
+++ b/swagger/sdrangel/code/qt5/client/SWGFrequencyBand.h
@@ -13,7 +13,7 @@
 /*
  * SWGFrequencyBand.h
  *
- * A band of frequencies given its boudaries in Hertz (Hz)
+ * A band of frequencies given its boundaries in Hertz (Hz)
  */
 
 #ifndef SWGFrequencyBand_H_
diff --git a/swagger/sdrangel/code/qt5/client/SWGPreferences.h b/swagger/sdrangel/code/qt5/client/SWGPreferences.h
index d55fa4113..2b75b2449 100644
--- a/swagger/sdrangel/code/qt5/client/SWGPreferences.h
+++ b/swagger/sdrangel/code/qt5/client/SWGPreferences.h
@@ -13,7 +13,7 @@
 /*
  * SWGPreferences.h
  *
- * Repreents a Prefernce object
+ * Represents a Preference object
  */
 
 #ifndef SWGPreferences_H_
diff --git a/wdsp/make_interface.cpp b/wdsp/make_interface.cpp
index 5b591616d..755cf354f 100644
--- a/wdsp/make_interface.cpp
+++ b/wdsp/make_interface.cpp
@@ -14,7 +14,7 @@
     extern blabla firstline
     secondline;
 
-    That is, the first line is pre-pended by "extern", and the last line is closed
+    That is, the first line is prepended by "extern", and the last line is closed
     with a semicolon. Comments starting with '//' are omitted, and lines starting
     with '//' are ignored.
 */