diff --git a/Aircraft/Instruments/navcom-radio.xml b/Aircraft/Instruments/navcom-radio.xml
index 1ffd51b5a..623bd0f14 100644
--- a/Aircraft/Instruments/navcom-radio.xml
+++ b/Aircraft/Instruments/navcom-radio.xml
@@ -276,7 +276,7 @@ properties' values.
  <actions>
 
   <action>
-   <name>nav frequency decrease (decimal part)</name>
+   <name>small nav frequency decrease</name>
    <button>0</button>
    <x>96</x>
    <y>-32</y>
@@ -285,17 +285,16 @@ properties' values.
    <binding>
     <command>property-adjust</command>
     <property alias="../../../../params/nav-freq-standby-prop"/>
-    <mask>decimal</mask>
     <step>-0.05</step>
-    <min>0.00</min>
-    <max>1.00</max>
+    <min>108.0</min>
+    <max>118.0</max>
     <resolution>0.05</resolution>
-    <wrap>true</wrap>
+    <wrap>1</wrap>
    </binding>
   </action>
 
   <action>
-   <name>nav frequency decrease (integer part)</name>
+   <name>large nav frequency decrease</name>
    <button>1</button>
    <x>96</x>
    <y>-32</y>
@@ -304,36 +303,34 @@ properties' values.
    <binding>
     <command>property-adjust</command>
     <property alias="../../../../params/nav-freq-standby-prop"/>
-    <mask>integer</mask>
-    <step>-1</step>
-    <min>108</min>
-    <max>118</max>
-    <resolution>1</resolution>
-    <wrap>true</wrap>
-   </binding>
-  </action>
-
-  <action>
-   <name>nav frequency increase (decimal part)</name>
-   <button>0</button>
-   <x>112</x>
-   <y>-32</y>
-   <w>16</w>
-   <h>32</h>
-   <binding>
-    <command>property-adjust</command>
-    <property alias="../../../../params/nav-freq-standby-prop"/>
-    <mask>decimal</mask>
-    <step>0.05</step>
-    <min>0.00</min>
-    <max>1.00</max>
+    <step>-0.5</step>
+    <min>108.0</min>
+    <max>118.0</max>
     <resolution>0.05</resolution>
-    <wrap>true</wrap>
+    <wrap>1</wrap>
    </binding>
   </action>
 
   <action>
-   <name>nav frequency increase (integer part)</name>
+   <name>small nav frequency increase</name>
+   <button>0</button>
+   <x>112</x>
+   <y>-32</y>
+   <w>16</w>
+   <h>32</h>
+   <binding>
+    <command>property-adjust</command>
+    <property alias="../../../../params/nav-freq-standby-prop"/>
+    <step>0.05</step>
+    <min>108.0</min>
+    <max>118.0</max>
+    <resolution>0.05</resolution>
+    <wrap>1</wrap>
+   </binding>
+  </action>
+
+  <action>
+   <name>large nav frequency increase</name>
    <button>1</button>
    <x>112</x>
    <y>-32</y>
@@ -342,18 +339,17 @@ properties' values.
    <binding>
     <command>property-adjust</command>
     <property alias="../../../../params/nav-freq-standby-prop"/>
-    <mask>integer</mask>
-    <step>1</step>
-    <min>108</min>
-    <max>118</max>
-    <resolution>1</resolution>
-    <wrap>true</wrap>
+    <step>0.5</step>
+    <min>108.0</min>
+    <max>118.0</max>
+    <resolution>0.05</resolution>
+    <wrap>1</wrap>
    </binding>
   </action>
 
 
   <action>
-   <name>com frequency decrease (decimal part)</name>
+   <name>small com frequency decrease</name>
    <button>0</button>
    <x>-32</x>
    <y>-32</y>
@@ -362,17 +358,16 @@ properties' values.
    <binding>
     <command>property-adjust</command>
     <property alias="../../../../params/comm-freq-standby-prop"/>
-    <mask>decimal</mask>
     <step>-0.025</step>
-    <min>0.000</min>
-    <max>1.000</max>
+    <min>118.0</min>
+    <max>136.0</max>
     <resolution>0.025</resolution>
-    <wrap>true</wrap>
+    <wrap>1</wrap>
    </binding>
   </action>
 
   <action>
-   <name>com frequency decrease (integer part)</name>
+   <name>large com frequency decrease</name>
    <button>1</button>
    <x>-32</x>
    <y>-32</y>
@@ -381,17 +376,16 @@ properties' values.
    <binding>
     <command>property-adjust</command>
     <property alias="../../../../params/comm-freq-standby-prop"/>
-    <mask>integer</mask>
-    <step>-1</step>
-    <min>118</min>
-    <max>136</max>
-    <resolution>1</resolution>
-    <wrap>true</wrap>
+    <step>-1.0</step>
+    <min>118.0</min>
+    <max>136.0</max>
+    <resolution>0.025</resolution>
+    <wrap>1</wrap>
    </binding>
   </action>
 
   <action>
-   <name>com frequency increase (decimal part)</name>
+   <name>small com frequency increase</name>
    <button>0</button>
    <x>-16</x>
    <y>-32</y>
@@ -400,17 +394,16 @@ properties' values.
    <binding>
     <command>property-adjust</command>
     <property alias="../../../../params/comm-freq-standby-prop"/>
-    <mask>decimal</mask>
     <step>0.025</step>
-    <min>0.000</min>
-    <max>1.000</max>
+    <min>118.0</min>
+    <max>136.0</max>
     <resolution>0.025</resolution>
-    <wrap>true</wrap>
+    <wrap>1</wrap>
    </binding>
   </action>
 
   <action>
-   <name>com frequency increase (integer part)</name>
+   <name>large com frequency increase</name>
    <button>1</button>
    <x>-16</x>
    <y>-32</y>
@@ -419,16 +412,15 @@ properties' values.
    <binding>
     <command>property-adjust</command>
     <property alias="../../../../params/comm-freq-standby-prop"/>
-    <mask>integer</mask>
-    <step>1</step>
-    <min>118</min>
-    <max>136</max>
-    <resolution>1</resolution>
-    <wrap>true</wrap>
+    <step>1.0</step>
+    <min>118.0</min>
+    <max>136.0</max>
+    <resolution>0.025</resolution>
+    <wrap>1</wrap>
    </binding>
   </action>
 
-  <action>
+<action>
    <name>swap nav frequencies</name>
    <button>0</button>
    <x>48</x>