§  22.805   Channels for general aviation air-ground service.

   The following channels are allocated for the provision of
   radiotelephone service to airborne mobile subscribers in general
   aviation aircraft. These channels have a bandwidth of 20 kHz and are
   designated by their center frequencies in MegaHertz.

   Signalling Channel Pair
   Ground  Airborne mobile
   454.675 459.675

   Communication Channel Pairs
   Ground  Airborne mobile
   454.700 459.700
   454.725 459.725
   454.750 459.750
   454.775 459.775
   454.800 459.800
   454.825 459.825
   454.850 459.850
   454.875 459.875
   454.900 459.900
   454.925 459.925
   454.950 459.950
   454.975 459.975

   (a) Channel 454.675 MHz is assigned to each and every ground station,
   to be used only for automatically alerting airborne mobile stations of
   incoming calls.

   (b) All airborne mobile channels are assigned for use by each and every
   airborne mobile station.