diff --git a/shortcuts.txt b/shortcuts.txt
index 24460a82b..4356664c0 100644
--- a/shortcuts.txt
+++ b/shortcuts.txt
@@ -8,7 +8,7 @@
   <tr><td><b>F4       </b></td><td>Clear DX Call, DX Grid, Tx messages 1-4 (Alt: transmit Tx4)</td></tr>
   <tr><td><b>Alt+F4   </b></td><td>Exit program</td></tr>
   <tr><td><b>F5       </b></td><td>Display special mouse commands (Alt: transmit Tx5)</td></tr>
-  <tr><td><b>F6       </b></td><td>Open next file in directory (Alt: toggle Call 11t)</td></tr>
+  <tr><td><b>F6       </b></td><td>Open next file in directory (Alt: toggle "Call 1st")</td></tr>
   <tr><td><b>Shift+F6 </b></td><td>Decode all remaining files in directrory</td></tr>
   <tr><td><b>F7       </b></td><td>Display Message Averaging window</td></tr>
   <tr><td><b>F11      </b></td><td>Move Rx frequency down 1 Hz</td></tr>
@@ -21,6 +21,8 @@
   <tr><td><b>Ctrl+Shift+F12 </b></td><td>Move dial frequency up 2000 Hz</td></tr>
   <tr><td><b>Alt+1-6  </b></td><td>Set now transmission to this number on Tab 1</td></tr>
   <tr><td><b>Ctl+1-6  </b></td><td>Set next transmission to this number on Tab 1</td></tr>
+  <tr><td><b>Alt+B    </b></td><td>Toggle "Best S+P" status</td></tr>
+  <tr><td><b>Alt+C    </b></td><td>Toggle "Call 1st" checkbox</td></tr>
   <tr><td><b>Alt+D    </b></td><td>Decode again at QSO frequency</td></tr>
   <tr><td><b>Shift+D  </b></td><td>Full decode (both windows)</td></tr>
   <tr><td><b>Ctrl+E   </b></td><td>Turn on TX even/1st</td></tr>
diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index bfa82cca4..3c790f043 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -1895,6 +1895,11 @@ void MainWindow::keyPressEvent (QKeyEvent * e)
   bool bAltF1F6=m_config.alternate_bindings();
   switch(e->key())
     {
+  case Qt::Key_B:
+    if(m_mode=="FT4" && e->modifiers() & Qt::AltModifier) {
+      on_pbBestSP_clicked();
+    }
+  return;
     case Qt::Key_C:
       if(m_mode=="FT4" && e->modifiers() & Qt::AltModifier) {
         bool b=ui->cbFirst->isChecked();
@@ -4024,9 +4029,8 @@ void MainWindow::guiUpdate()
     QString utc = t.date().toString("yyyy MMM dd") + "\n " +
       t.time().toString() + " ";
     ui->labUTC->setText(utc);
-    if(!m_monitoring and !m_diskData) {
-      ui->signal_meter_widget->setValue(0,0);
-    }
+    if(m_bBestSPArmed and (m_dateTimeBestSP.secsTo(t) >= 120)) on_pbBestSP_clicked(); //BestSP timeout
+    if(!m_monitoring and !m_diskData) ui->signal_meter_widget->setValue(0,0);
     m_sec0=nsec;
     displayDialFrequency ();
   }
@@ -8711,7 +8715,7 @@ void MainWindow::chkFT4()
 void MainWindow::on_pbBestSP_clicked()
 {
   m_bBestSPArmed = !m_bBestSPArmed;
-//  ui->pbBestSP->setChecked(m_bBestSPArmed);
   if(m_bBestSPArmed and !m_transmitting) ui->pbBestSP->setStyleSheet ("QPushButton{color:red}");
   if(!m_bBestSPArmed) ui->pbBestSP->setStyleSheet ("");
+  if(m_bBestSPArmed) m_dateTimeBestSP=QDateTime::currentDateTimeUtc();
 }
diff --git a/widgets/mainwindow.h b/widgets/mainwindow.h
index 13720e092..eada752bc 100644
--- a/widgets/mainwindow.h
+++ b/widgets/mainwindow.h
@@ -653,6 +653,7 @@ private:
   QDateTime m_dateTimeLastTX;
   QDateTime m_dateTimeSentTx3;
   QDateTime m_dateTimeRcvdRR73;
+  QDateTime m_dateTimeBestSP;
 
   QSharedMemory *mem_jt9;
   QString m_QSOText;