diff --git a/lib/symspec.f90 b/lib/symspec.f90
index b28c60bf9..37729dd97 100644
--- a/lib/symspec.f90
+++ b/lib/symspec.f90
@@ -137,11 +137,17 @@ subroutine symspec(k,ntrperiod,nsps,nb,nbslider,pxdb,s,red,    &
 
 !  call pctile(s,iz,50,xmed0)
   ave0=sum(s(1:iz))/iz
-  s(1:iz)=s(1:iz)/ave0
+  fac0=1.0/max(ave0,0.006)
+  s(1:iz)=fac0*s(1:iz)
 !  call pctile(ssum,iz,50,xmed1)
   ave1=sum(ssum(1:iz))/iz
-  savg(1:iz)=ssum(1:iz)/ave1
+  fac1=1.0/max(ave1,0.006*ihsym)
+  savg(1:iz)=fac1*ssum(1:iz)
   call redsync(ss,ntrperiod,ihsym,iz,red)
 
+!  write(77,3001) ihsym,ave0,xmed0,ave1,xmed1
+!3001 format(i5,4f15.3)
+!  call flush(77)
+
   return
 end subroutine symspec
diff --git a/mainwindow.cpp b/mainwindow.cpp
index e4ab8bdfb..f2dde999a 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -375,8 +375,12 @@ void MainWindow::dataSink(int k)
     m_dateTime=t.toString("yyyy-MMM-dd hh:mm");
     decode();                                           //Start the decoder
     if(m_saveAll and !m_diskData) {
+      int ihr=t.time().toString("hh").toInt();
+      int imin=t.time().toString("mm").toInt();
+      imin=imin - (imin%(m_TRperiod/60));
+      QString t2=QString::number(100*ihr + imin);
       QString fname=m_saveDir + "/" + t.date().toString("yyMMdd") + "_" +
-          t.time().toString("hhmm") + ".wav";
+            t2 + ".wav";
       *future2 = QtConcurrent::run(savewav, fname, m_TRperiod);
       watcher2->setFuture(*future2);
     }
@@ -725,7 +729,7 @@ void MainWindow::diskDat()                                   //diskDat()
 
 void MainWindow::diskWriteFinished()                       //diskWriteFinished
 {
-  qDebug() << "diskWriteFinished";
+//  qDebug() << "diskWriteFinished";
 }
 
 void MainWindow::decoderFinished()                       //decoderFinished
@@ -880,6 +884,11 @@ void MainWindow::guiUpdate()
   bool bTxTime = t2p >= tx1 && t2p < tx2;
 
   if(m_auto) {
+
+    QFile f("txboth");
+    if(f.exists() and fmod(tsec,m_TRperiod)<1.0 + 85.0*m_nsps/12000.0)
+      bTxTime=true;
+
     if(bTxTime and iptt==0 and !m_txMute) {
       int itx=1;
       int ierr = ptt_(&m_pttPort,&itx,&iptt);       // Raise PTT
@@ -894,7 +903,6 @@ void MainWindow::guiUpdate()
         double snr=t.mid(1,5).toDouble();
         if(snr>0.0 or snr < -50.0) snr=99.0;
         soundOutThread.setTxSNR(snr);
-        qDebug() << t << snr;
         soundOutThread.start(QThread::HighPriority);
       }
     }
@@ -982,6 +990,7 @@ void MainWindow::guiUpdate()
   }
 
   if(nsec != m_sec0) {                                     //Once per second
+    QDateTime t = QDateTime::currentDateTimeUtc();
     if(m_transmitting) {
       if(nsendingsh==1) {
         lab1->setStyleSheet("QLabel{background-color: #66ffff}");
@@ -1001,7 +1010,6 @@ void MainWindow::guiUpdate()
       lab1->setText("");
     }
 
-    QDateTime t = QDateTime::currentDateTimeUtc();
     m_setftx=0;
     QString utc = " " + t.time().toString() + " ";
     ui->labUTC->setText(utc);
diff --git a/plotter.cpp b/plotter.cpp
index 434003f36..279defafa 100644
--- a/plotter.cpp
+++ b/plotter.cpp
@@ -208,6 +208,7 @@ void CPlotter::DrawOverlay()                                 //DrawOverlay()
           painter.drawLine(0, y, w, y);
   }
 
+/*
   //draw amplitude values
   painter.setPen(Qt::yellow);
 //  Font.setWeight(QFont::Light);
@@ -220,15 +221,6 @@ void CPlotter::DrawOverlay()                                 //DrawOverlay()
     painter.drawStaticText(5, y-1, QString::number(dB)+" dB");
     dB -= m_dBStepSize;
   }
-
-/*
-  if(!m_Running)
-  {	//if not running so is no data updates to draw to screen
-          //copy into 2Dbitmap the overlay bitmap.
-    m_2DPixmap = m_OverlayPixmap.copy(0,0,m_w,m_h2);
-          //trigger a new paintEvent
-    update();
-  }
 */
 
   QRect rect0;
diff --git a/widegraph.cpp b/widegraph.cpp
index dd711bded..6e0a19226 100644
--- a/widegraph.cpp
+++ b/widegraph.cpp
@@ -89,7 +89,6 @@ void WideGraph::dataSink2(float s[], float red[], float df3, int ihsym,
   int nbpp = ui->widePlot->binsPerPixel();
   static int n=0;
   static int nkhz0=-999;
-  static int ntr0=0;
 
 //  df = 12000.0/m_nsps;
 
@@ -134,16 +133,12 @@ void WideGraph::dataSink2(float s[], float red[], float df3, int ihsym,
 // Time according to this computer
     qint64 ms = QDateTime::currentMSecsSinceEpoch() % 86400000;
     int ntr = (ms/1000) % m_TRperiod;
-
-    if((ndiskdata && ihsym <= m_waterfallAvg) || (!ndiskdata && ntr<ntr0)) {
+    if((ndiskdata && ihsym <= m_waterfallAvg) || (!ndiskdata && ntr<m_ntr0)) {
       for (int i=0; i<2048; i++) {
         swide[i] = 1.e30;
       }
-      for (int i=0; i<32768; i++) {
-        splot[i] = 1.e30;
-      }
     }
-    ntr0=ntr;
+    m_ntr0=ntr;
     ui->widePlot->draw(swide,red,i0);
   }
 }
diff --git a/widegraph.h b/widegraph.h
index 6e3da63a5..611d35f66 100644
--- a/widegraph.h
+++ b/widegraph.h
@@ -64,6 +64,7 @@ private:
   qint32 m_fSample;
   qint32 m_TRperiod;
   qint32 m_nsps;
+  qint32 m_ntr0;
 
   Ui::WideGraph *ui;
 };