diff --git a/Source/DCSFlightpanels/DCSFlightpanels.csproj b/Source/DCSFlightpanels/DCSFlightpanels.csproj
index 70c4ef5d1..d3b390c05 100644
--- a/Source/DCSFlightpanels/DCSFlightpanels.csproj
+++ b/Source/DCSFlightpanels/DCSFlightpanels.csproj
@@ -28,7 +28,7 @@
     </Authors>
     <PackageId>DCSFlightpanels (DCSFP)</PackageId>
     <Version>1.0.0</Version>
-    <AssemblyVersion>4.6.8597.1</AssemblyVersion>
+    <AssemblyVersion>4.6.8599.1</AssemblyVersion>
     <FileVersion>
     </FileVersion>
     <ApplicationIcon>flightpanels02_8Rc_icon.ico</ApplicationIcon>
diff --git a/Source/DCSFlightpanels/Images/YAK52_GMK.jpg b/Source/DCSFlightpanels/Images/YAK52_GMK.jpg
new file mode 100644
index 000000000..102a99071
Binary files /dev/null and b/Source/DCSFlightpanels/Images/YAK52_GMK.jpg differ
diff --git a/Source/DCSFlightpanels/Radios/PreProgrammed/RadioPanelPZ69UserControlYak52.xaml b/Source/DCSFlightpanels/Radios/PreProgrammed/RadioPanelPZ69UserControlYak52.xaml
index 3e130b162..e2d135be1 100644
--- a/Source/DCSFlightpanels/Radios/PreProgrammed/RadioPanelPZ69UserControlYak52.xaml
+++ b/Source/DCSFlightpanels/Radios/PreProgrammed/RadioPanelPZ69UserControlYak52.xaml
@@ -65,9 +65,9 @@
             <Button Name="ButtonGetIdentify" Content="Identify" HorizontalAlignment="Left" VerticalAlignment="Top" Width="76"   Canvas.Left="430" Canvas.Top="12" Click="ButtonGetIdentify_OnClick"/>
             <Button Name="ButtonGetId" Content="ID" HorizontalAlignment="Left" VerticalAlignment="Top" Width="76"   Canvas.Left="520" Canvas.Top="12" Click="ButtonGetId_OnClick"/>
         </Canvas>
-        <GroupBox Header="Selector Knobs" Name="GroupUpperSelectorKnob" FontSize="14" FontWeight="Bold" Grid.Column="0" Grid.Row="1" Grid.RowSpan="3" Grid.ColumnSpan="3" >
+        <GroupBox Header="Selector Knobs" Name="GroupUpperSelectorKnob" FontSize="14" FontWeight="Bold" Grid.Column="0" Grid.Row="1" Grid.RowSpan="4" Grid.ColumnSpan="3" >
             <StackPanel >
-                <TextBlock FontSize="10" FontWeight="Bold">
+                <TextBlock FontSize="9" FontWeight="Bold">
                     COM 1 VHF = <LineBreak/>
                     <TextBlock Margin="15,0,0,0">
                         Large Dial : Mhz Dial
@@ -80,7 +80,20 @@
                         <LineBreak/>
                     </TextBlock>
                 </TextBlock>
-                <TextBlock FontSize="10" FontWeight="Bold">
+                <TextBlock FontSize="9" FontWeight="Bold">
+                    NAV 1 : GMK-1A = <LineBreak/>
+                    <TextBlock Margin="15,0,0,0">
+                        Large Dial : Heading/Course Selector Switch
+                        <LineBreak/>
+                        Small Dial : Latitude Selector Knob
+                        <LineBreak/>
+                        ACT/STBY + Large Dial : Hemisphere Selector Switch
+                        <LineBreak/>
+                        ACT/STBY + Small Dial : Mode Switch
+                        <LineBreak/>
+                    </TextBlock>
+                </TextBlock>
+                <TextBlock FontSize="9" FontWeight="Bold">
                     ADF : FRONT ADF = <LineBreak/>
                     <TextBlock Margin="15,0,0,0">
                         Large Dial : Volume
@@ -89,7 +102,7 @@
                         <LineBreak/>
                     </TextBlock>
                 </TextBlock>
-                <TextBlock FontSize="10" FontWeight="Bold">
+                <TextBlock FontSize="9" FontWeight="Bold">
                     DME : REAR ADF = <LineBreak/>
                     <TextBlock Margin="15,0,0,0">
                         Large Dial : Volume
@@ -101,7 +114,7 @@
             </StackPanel>
         </GroupBox>
 
-        <GroupBox Header="Settings" FontSize="10" FontWeight="Bold" Grid.Column="0" Grid.Row="4"  Grid.ColumnSpan="3" Grid.RowSpan="2" >
+        <GroupBox Header="Settings" FontSize="10" FontWeight="Bold" Grid.Column="0" Grid.Row="5"  Grid.ColumnSpan="3" Grid.RowSpan="2" >
             <StackPanel >
                 <Label Content="Frequency Knobs sensitivity"></Label>
                 <ComboBox Name="ComboBoxFreqKnobSensitivity" Width="100" HorizontalAlignment="Left" Margin="5,5,0,0" SelectedIndex="0" SelectedValuePath="Content" IsReadOnly="True" SelectionChanged="ComboBoxFreqKnobSensitivity_OnSelectionChanged">
@@ -129,7 +142,9 @@
 
         <StackPanel Grid.Column="3" Grid.Row="1" Grid.ColumnSpan="3" Grid.RowSpan="6">
             <Label Content="Radio" FontWeight="Bold"/>
-            <Image Height="300" Source="/dcsfp;component/Images/YAK52_VHF.jpg" />
+            <Image Height="200" Source="/dcsfp;component/Images/YAK52_VHF.jpg" />
+            <Label Content="GMK-1А" FontWeight="Bold"/>
+            <Image Height="200" Source="/dcsfp;component/Images/YAK52_GMK.jpg" />
         </StackPanel>
         <StackPanel Grid.Column="6" Grid.Row="0" Grid.ColumnSpan="1" Grid.RowSpan="5">
             <Label Name="LabelAirframe" Content="Yak-52" FontSize="30" FontWeight="Bold" Grid.Column="4" Grid.Row="0"/>