diff --git a/q65w/soundin.cpp b/q65w/soundin.cpp
index 46433d4ea..5b13badb5 100644
--- a/q65w/soundin.cpp
+++ b/q65w/soundin.cpp
@@ -50,96 +50,6 @@ extern "C"
   } datcom_;
 }
 
-typedef struct
-{
-  int kin;          //Parameters sent to/from the portaudio callback function
-  int nrx;
-  int dB;
-  bool bzero;
-  bool iqswap;
-} paUserData;
-
-//--------------------------------------------------------------- a2dCallback
-extern "C" int a2dCallback( const void *inputBuffer, void *outputBuffer,
-                         unsigned long framesToProcess,
-                         const PaStreamCallbackTimeInfo* timeInfo,
-                         PaStreamCallbackFlags statusFlags,
-                         void *userData )
-
-// This routine called by the PortAudio engine when samples are available.
-// It may be called at interrupt level, so don't do anything
-// that could mess up the system like calling malloc() or free().
-
-{
-  paUserData *udata=(paUserData*)userData;
-  (void) outputBuffer;          //Prevent unused variable warnings.
-  (void) timeInfo;
-  (void) userData;
-  int nbytes,i,j;
-  float d4[4*FRAMES_PER_BUFFER];
-  float d4a[4*FRAMES_PER_BUFFER];
-  float tmp;
-  float fac;
-
-  if( (statusFlags&paInputOverflow) != 0) {
-    qDebug() << "Input Overflow";
-  }
-  if(udata->bzero) {           //Start of a new minute
-    udata->kin=0;              //Reset buffer pointer
-    udata->bzero=false;
-  }
-
-  nbytes=udata->nrx*8*framesToProcess;        //Bytes per frame
-  memcpy(d4,inputBuffer,nbytes);              //Copy all samples to d4
-
-  fac=32767.0 * pow(10.0,0.05*udata->dB);
-
-  if(udata->nrx==2) {
-    for(i=0; i<4*int(framesToProcess); i++) {     //Negate odd-numbered frames
-      d4[i]=fac*d4[i];
-      j=i/4;
-      if((j%2)==1) d4[i]=-d4[i];
-    }
-    if(!udata->iqswap) {
-      for(i=0; i<int(framesToProcess); i++) {
-        j=4*i;
-        tmp=d4[j];
-        d4[j]=d4[j+1];
-        d4[j+1]=tmp;
-        tmp=d4[j+2];
-        d4[j+2]=d4[j+3];
-        d4[j+3]=tmp;
-      }
-    }
-    memcpy(&datcom_.d8[2*udata->kin],d4,nbytes); //Copy from d4 to dd()
-  } else {
-    int k=0;
-    for(i=0; i<2*int(framesToProcess); i+=2) {    //Negate odd-numbered frames
-      j=i/2;
-      if(j%2==0) {
-        d4a[k++]=fac*d4[i];
-        d4a[k++]=fac*d4[i+1];
-      } else {
-        d4a[k++]=-fac*d4[i];
-        d4a[k++]=-fac*d4[i+1];
-      }
-      d4a[k++]=0.0;
-      d4a[k++]=0.0;
-    }
-    if(!udata->iqswap) {
-      for(i=0; i<int(framesToProcess); i++) {
-        j=4*i;
-        tmp=d4a[j];
-        d4a[j]=d4a[j+1];
-        d4a[j+1]=tmp;
-      }
-    }
-    memcpy(&datcom_.d8[2*udata->kin],d4a,2*nbytes); //Copy from d4a to dd()
-  }
-  udata->kin += framesToProcess;
-  return paContinue;
-}
-
 namespace
 {
   struct COMWrapper
@@ -165,115 +75,9 @@ void SoundInThread::run()                           //SoundInThread::run()
   quitExecution = false;
 
   if (m_net) {
-//    qDebug() << "Start inputUDP()";
     inputUDP();
-//    qDebug() << "Finished inputUDP()";
     return;
   }
-
-  COMWrapper c;
-
-  //---------------------------------------------------- Soundcard Setup
-  //  qDebug() << "Start souncard input";
-
-  PaError paerr;
-  PaStreamParameters inParam;
-  PaStream *inStream;
-  paUserData udata;
-
-  udata.kin=0;                              //Buffer pointer
-  udata.bzero=false;                        //Flag to request reset of kin
-  udata.nrx=m_nrx;                          //Number of polarizations
-  udata.iqswap=m_IQswap;
-  udata.dB=m_dB;
-
-  auto device_info = Pa_GetDeviceInfo (m_nDevIn);
-
-  inParam.device=m_nDevIn;                  //### Input Device Number ###
-  inParam.channelCount=2*m_nrx;             //Number of analog channels
-  inParam.sampleFormat=paFloat32;           //Get floats from Portaudio
-  inParam.suggestedLatency=device_info->defaultHighInputLatency;
-  inParam.hostApiSpecificStreamInfo=NULL;
-
-  paerr=Pa_IsFormatSupported(&inParam,NULL,96000.0);
-  if(paerr<0) {
-    QString error_message;
-    if (paUnanticipatedHostError == paerr)
-      {
-        auto const * last_host_error = Pa_GetLastHostErrorInfo ();
-        error_message = QString {"PortAudio Host API error: %1"}.arg (last_host_error->errorText);
-      }
-    else
-      {
-        error_message = "PortAudio says requested soundcard format not supported.";
-      }
-    emit error(error_message);
-//    return;
-  }
-  paerr=Pa_OpenStream(&inStream,            //Input stream
-        &inParam,                           //Input parameters
-        NULL,                               //No output parameters
-        96000.0,                            //Sample rate
-        FRAMES_PER_BUFFER,                  //Frames per buffer
-//        paClipOff+paDitherOff,              //No clipping or dithering
-        paClipOff,                          //No clipping
-        a2dCallback,                        //Input callbeck routine
-        &udata);                            //userdata
-
-  paerr=Pa_StartStream(inStream);
-  if(paerr<0) {
-    emit error("Failed to start audio input stream.");
-    return;
-  }
-//  const PaStreamInfo* p=Pa_GetStreamInfo(inStream);
-
-  bool qe = quitExecution;
-  int ntr0=99;
-  int k=0;
-  int nsec;
-  int ntr;
-  int nBusy=0;
-  int nhsym0=0;
-
-//---------------------------------------------- Soundcard input loop
-  while (!qe) {
-    qe = quitExecution;
-    if (qe) break;
-    qint64 ms = QDateTime::currentMSecsSinceEpoch() % 86400000;
-    nsec = ms/1000;             // Time according to this computer
-    ntr = nsec % m_TRperiod;
-
-// Reset buffer pointer and symbol number at start of minute
-    if(ntr < ntr0 or !m_monitoring or m_TRperiod!=m_TRperiod0) {
-      nhsym0=0;
-      udata.bzero=true;
-      m_TRperiod0=m_TRperiod;
-    }
-    k=udata.kin;
-    udata.iqswap=m_IQswap;
-    udata.dB=m_dB;
-    if(m_monitoring) {
-      if(m_bForceCenterFreq) {
-        datcom_.fcenter=m_dForceCenterFreq;
-      } else {
-        datcom_.fcenter=144.125;
-      }
-      m_hsym=(k-2048)*11025.0/(2048.0*m_rate);
-      if(m_hsym != nhsym0) {
-        if(m_dataSinkBusy) {
-          nBusy++;
-        } else {
-          m_dataSinkBusy=true;
-          emit readyForFFT(k);         //Signal to compute new FFTs
-        }
-        nhsym0=m_hsym;
-      }
-    }
-    msleep(100);
-    ntr0=ntr;
-  }
-  Pa_StopStream(inStream);
-  Pa_CloseStream(inStream);
 }
 
 void SoundInThread::setSwapIQ(bool b)