Fix spellling errors found with LibreOffice Writer

plugins/channelrx/demodadsb/readme.md

@@ -104,7 +104,7 @@ Checking this button draws flight paths for all aircraft.
 
 <h3>ATC Mode</h3>
 
-When in ATC mode, the map will display callsign, alitude, ground speed and type for all aircraft. When unchecked, only callsign (or ICAO, until callsign is received) will be displayed.
+When in ATC mode, the map will display callsign, altitude, ground speed and type for all aircraft. When unchecked, only callsign (or ICAO, until callsign is received) will be displayed.
 
 <h3>15: Download flight information for selected flight</h3>
 

plugins/channelrx/demodatv/readme.md

@@ -28,7 +28,7 @@ Each part is detailed next
 
 <h3>1: Frequency shift from center frequency of reception</h3>
 
-Use the wheels to adjust the frequency shift in Hz from the center frequency of reception. Left click on a digit sets the cursor position at this digit. Right click on a digit sets all digits on the right to zero. This effectively floors value at the digit position. Wheels are moved with the mousewheel while pointing at the wheel or by selecting the wheel with the left mouse click and using the keyboard arrows.Pressing shift simultaneously moves digit by 5 and pressing control moves it by 2.
+Use the wheels to adjust the frequency shift in Hz from the center frequency of reception. Left click on a digit sets the cursor position at this digit. Right click on a digit sets all digits on the right to zero. This effectively floors value at the digit position. Wheels are moved with the mousewheel while pointing at the wheel or by selecting the wheel with the left mouse click and using the keyboard arrows. Pressing shift simultaneously moves digit by 5 and pressing control moves it by 2.
 
 <h3>2: Channel sample rate</h3>
 

plugins/channelrx/demoddsd/readme.md

@@ -43,7 +43,7 @@ The top and bottom bars of the channel window are described [here](../../../sdrg
 
 <h4>A.1: Frequency shift from center frequency of reception</h4>
 
-Use the wheels to adjust the frequency shift in Hz from the center frequency of reception. Left click on a digit sets the cursor position at this digit. Right click on a digit sets all digits on the right to zero. This effectively floors value at the digit position. Wheels are moved with the mousewheel while pointing at the wheel or by selecting the wheel with the left mouse click and using the keyboard arrows.Pressing shift simultaneously moves digit by 5 and pressing control moves it by 2.
+Use the wheels to adjust the frequency shift in Hz from the center frequency of reception. Left click on a digit sets the cursor position at this digit. Right click on a digit sets all digits on the right to zero. This effectively floors value at the digit position. Wheels are moved with the mousewheel while pointing at the wheel or by selecting the wheel with the left mouse click and using the keyboard arrows. Pressing shift simultaneously moves digit by 5 and pressing control moves it by 2.
 
 <h4>A.2: Channel bandwidth before discriminator</h4>
 

plugins/channelrx/demodm17/readme.md

@@ -26,7 +26,7 @@ There are 3 main sections
 
 <h3>A.1: Frequency shift from center frequency of reception</h3>
 
-Use the wheels to adjust the frequency shift in Hz from the center frequency of reception. Left click on a digit sets the cursor position at this digit. Right click on a digit sets all digits on the right to zero. This effectively floors value at the digit position. Wheels are moved with the mousewheel while pointing at the wheel or by selecting the wheel with the left mouse click and using the keyboard arrows.Pressing shift simultaneously moves digit by 5 and pressing control moves it by 2.
+Use the wheels to adjust the frequency shift in Hz from the center frequency of reception. Left click on a digit sets the cursor position at this digit. Right click on a digit sets all digits on the right to zero. This effectively floors value at the digit position. Wheels are moved with the mousewheel while pointing at the wheel or by selecting the wheel with the left mouse click and using the keyboard arrows. Pressing shift simultaneously moves digit by 5 and pressing control moves it by 2.
 
 <h3>A.2: Channel bandwidth before discriminator</h3>
 

plugins/channelrx/demodssb/readme.md

@@ -219,7 +219,7 @@ The signal power is calculated as the moving average over the AGC time constant
 
 Active only in AGC mode with squelch enabled.
 
-To avoid unwanted squelch opening on short transient bursts only signals with power above threshold during this period in milliseconds will open the squelch.It can be varied from 0 to 20 ms in 1 ms steps then from 30 to 500 ms in 10 ms steps.
+To avoid unwanted squelch opening on short transient bursts only signals with power above threshold during this period in milliseconds will open the squelch. It can be varied from 0 to 20 ms in 1 ms steps then from 30 to 500 ms in 10 ms steps.
 
 When the power threshold is close to the noise floor a few milliseconds help in preventing noise power wiggle to open the squelch.
 

plugins/channelrx/filesink/readme.md

@@ -46,7 +46,7 @@ This is the total recording time for the session.
 
 <h3>6: Record size</h3>
 
-This is the total number of bytes recorded for the session.The number is possibly suffixed by a multiplier character:
+This is the total number of bytes recorded for the session. The number is possibly suffixed by a multiplier character:
   - **k**: _kilo_ for kilobytes
   - **M**: _mega_ for megabytes
   - **G**: _giga_ for gigabytes

plugins/channelrx/radioastronomy/readme.md

@@ -794,7 +794,7 @@ The columns in the table include:
 - UTC - UTC date and time at the end of the measurement.
 - Az (Rot) - Azimuth of rotator controller in degrees at the end of measurement.
 - El (Rot) - Elevation of rotator controller in degrees at the end of measurement.
-- Az Off (Rot) - Azimimuth offset of rotator controller in degrees at the end of measurement.
+- Az Off (Rot) - Azimuth offset of rotator controller in degrees at the end of measurement.
 - El Off (Rot) - Elevation offset of rotator controller in degrees at the end of measurement.
 
 Right clicking on the table shows a popup menu that supports:

plugins/channelrx/udpsink/readme.md

@@ -98,7 +98,7 @@ When any item of these items is changed the button is lit in green until it is p
 
 <h3>11: Audio volume</h3>
 
-Volume of the audio feedback (when se with button 12.2).
+Volume of the audio feedback (when set with button 12.2).
 
 <h3>12: Gain</h3>
 

plugins/feature/map/readme.md

@@ -314,7 +314,7 @@ Sea Marks are from OpenSeaMap: https://www.openseamap.org/
 
 Railways are from OpenRailwayMap: https://www.openrailwaymap.org/
 
-Weather radar and satellite data is from RainViewer: https://www.rainviewer
+Weather radar and satellite data is from RainViewer: https://www.rainviewer.com
 
 Icons made by Google from Flaticon: https://www.flaticon.com
 World icons created by turkkub from Flaticon: https://www.flaticon.com

plugins/samplesource/androidsdrdriverinput/readme.md

@@ -1,4 +1,4 @@
-<h1>Android SDR Driver Input Olugin</h1>
+<h1>Android SDR Driver Input Plugin</h1>
 
 <h2>Introduction</h2>
 

sdrgui/feature/readme.md

@@ -30,7 +30,7 @@ Resets the title to the feature type name.
 
 <h4>2.3: Toggle reverse API feature</h4>
 
-Use this checkbox to toggle on/off the reverse API feature. With reverse API engaged the changes in the feature settings are forwarded to an API endpoint given by address (8.2.4), port (8.2.5), feature set index (8.2.6) and feature index (8.2.7) in the same format as the SDRangel REST API feature settings endpoint. With the values of the screenshot the API URL is: `http://127.0.0.1:8888/sdrangel/featureeset/0/feature/0/settings` The JSON payload follows the same format as the SDRangel REST API feature settings. Using the same example this would be:
+Use this checkbox to toggle on/off the reverse API feature. With reverse API engaged the changes in the feature settings are forwarded to an API endpoint given by address (8.2.4), port (8.2.5), feature set index (8.2.6) and feature index (8.2.7) in the same format as the SDRangel REST API feature settings endpoint. With the values of the screenshot the API URL is: `http://127.0.0.1:8888/sdrangel/featureset/0/feature/0/settings` The JSON payload follows the same format as the SDRangel REST API feature settings. Using the same example this would be:
 
 ```
 {

sdrsrv/readme.md

@@ -17,7 +17,7 @@ The main motivations are:
     - AM demodulator
     - BFM (Broadcast FM) demodulator
     - Remote sink
-    - DSD (Digital Vouice) demodulator
+    - DSD (Digital Voice) demodulator
     - NFM (Narrowband FM) demodulator
     - SSB demodulator
     - WFM (Wideband FM) demodulator