--- a/unixforms/demodsetupdlg.ui
+++ b/unixforms/demodsetupdlg.ui
@@ -169,6 +169,13 @@
        </property>
       </widget>
      </item>
+     <item>
+      <widget class="QRadioButton" name="FSKradioButton">
+       <property name="text">
+        <string>DSC</string>
+       </property>
+      </widget>
+     </item>
     </layout>
    </widget>
   </widget>
@@ -656,6 +663,22 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>FSKradioButton</sender>
+   <signal>clicked()</signal>
+   <receiver>CDemodSetupDlg</receiver>
+   <slot>ModeChanged()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>47</x>
+     <y>276</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>54</x>
+     <y>311</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
  <slots>
   <slot>ModeChanged()</slot>
