diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index 0ed391faa..03144f51d 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -422,7 +422,7 @@ MainWindow::MainWindow(QDir const& temp_directory, bool multiple,
   add_child_to_event_filter (this);
   ui->dxGridEntry->setValidator (new MaidenheadLocatorValidator {this});
   ui->dxCallEntry->setValidator (new CallsignValidator {this});
-  ui->sbTR->values ({5, 10, 15, 30});
+  ui->sbTR->values ({5, 10, 15, 30, 60, 120, 300});
   ui->decodedTextBrowser->set_configuration (&m_config, true);
   ui->decodedTextBrowser2->set_configuration (&m_config);
 
@@ -573,6 +573,8 @@ MainWindow::MainWindow(QDir const& temp_directory, bool multiple,
   on_EraseButton_clicked ();
 
   QActionGroup* modeGroup = new QActionGroup(this);
+  ui->actionFST280->setActionGroup(modeGroup);
+  ui->actionFST280W->setActionGroup(modeGroup);
   ui->actionFT4->setActionGroup(modeGroup);
   ui->actionFT8->setActionGroup(modeGroup);
   ui->actionJT9->setActionGroup(modeGroup);
@@ -2317,6 +2319,10 @@ void MainWindow::setup_status_bar (bool vhf)
   } else if ("FT4" == m_mode) {
     mode_label.setStyleSheet ("QLabel{background-color: #ff0099}");
   } else if ("FT8" == m_mode) {
+    mode_label.setStyleSheet ("QLabel{background-color: #ff6699}");
+  } else if ("FST280" == m_mode) {
+    mode_label.setStyleSheet ("QLabel{background-color: #99ff66}");
+  } else if ("FST280W" == m_mode) {
     mode_label.setStyleSheet ("QLabel{background-color: #6699ff}");
   } else if ("FreqCal" == m_mode) {
     mode_label.setStyleSheet ("QLabel{background-color: #ff9933}");
@@ -5812,6 +5818,33 @@ void MainWindow::displayWidgets(qint64 n)
   genStdMsgs (m_rpt, true);
 }
 
+void MainWindow::on_actionFST280_triggered()
+{
+  m_mode="FST280";
+  m_modeTx="FST280";
+  ui->actionFST280->setChecked(true);
+  WSPR_config(false);
+//                         012345678901234567890123456789012
+  displayWidgets(nWidgets("111011000000111100010000000000000"));
+  bool bVHF=m_config.enable_VHF_features();
+  setup_status_bar (bVHF);
+  ui->sbSubmode->setMaximum(3);
+  statusChanged();
+}
+
+void MainWindow::on_actionFST280W_triggered()
+{
+  m_mode="FST280W";
+  m_modeTx="FST280W";
+  WSPR_config(true);
+  ui->actionFST280W->setChecked(true);
+//                         012345678901234567890123456789012
+  displayWidgets(nWidgets("000000000000000001010000000000000"));
+  bool bVHF=m_config.enable_VHF_features();
+  setup_status_bar (bVHF);
+  statusChanged();
+}
+
 void MainWindow::on_actionFT4_triggered()
 {
   m_mode="FT4";
@@ -8994,6 +9027,8 @@ void MainWindow::on_pbBestSP_clicked()
 void MainWindow::set_mode (QString const& mode)
 {
     if ("FT4" == mode) on_actionFT4_triggered ();
+    else if ("FST280" == mode) on_actionFST280_triggered ();
+    else if ("FST280W" == mode) on_actionFST280W_triggered ();
     else if ("FT8" == mode) on_actionFT8_triggered ();
     else if ("JT4" == mode) on_actionJT4_triggered ();
     else if ("JT9" == mode) on_actionJT9_triggered ();
diff --git a/widgets/mainwindow.h b/widgets/mainwindow.h
index 6da871b37..887e59c15 100644
--- a/widgets/mainwindow.h
+++ b/widgets/mainwindow.h
@@ -204,6 +204,8 @@ private slots:
   void on_actionJT4_triggered();
   void on_actionFT4_triggered();
   void on_actionFT8_triggered();
+  void on_actionFST280_triggered();
+  void on_actionFST280W_triggered();
   void on_TxFreqSpinBox_valueChanged(int arg1);
   void on_actionSave_decoded_triggered();
   void on_actionQuickDecode_toggled (bool);
diff --git a/widgets/mainwindow.ui b/widgets/mainwindow.ui
index ac2b23bcb..88233bb8e 100644
--- a/widgets/mainwindow.ui
+++ b/widgets/mainwindow.ui
@@ -2842,6 +2842,8 @@ list. The list can be maintained in Settings (F2).</string>
     <property name="title">
      <string>Mode</string>
     </property>
+    <addaction name="actionFST280"/>
+    <addaction name="actionFST280W"/>
     <addaction name="actionFT4"/>
     <addaction name="actionFT8"/>
     <addaction name="actionJT4"/>
@@ -3476,6 +3478,32 @@ list. The list can be maintained in Settings (F2).</string>
     <string>FT4</string>
    </property>
   </action>
+  <action name="actionFST280">
+   <property name="checkable">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>FST280</string>
+   </property>
+  </action>
+  <action name="actionFST280_W">
+   <property name="text">
+    <string>FST280-W</string>
+   </property>
+  </action>
+  <action name="actionFT280W">
+   <property name="text">
+    <string>FT280W</string>
+   </property>
+  </action>
+  <action name="actionFST280W">
+   <property name="checkable">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>FST280W</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>