47 C.F.R. § 22.805 Channels for general aviation air-ground service.
Title 47 - Telecommunication
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. (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.
Title 47: Telecommunication
PART 22—PUBLIC MOBILE SERVICES
Subpart G—Air-Ground Radiotelephone Service
General Aviation Air-Ground Stations
§ 22.805 Channels for general aviation air-ground service.
Signalling Channel Pair------------------------------------------------------------------------ Ground Airborne mobile------------------------------------------------------------------------454.675 459.675------------------------------------------------------------------------
Communication Channel Pairs------------------------------------------------------------------------ Ground Airborne mobile------------------------------------------------------------------------454.700 459.700454.725 459.725454.750 459.750454.775 459.775454.800 459.800454.825 459.825454.850 459.850454.875 459.875454.900 459.900454.925 459.925454.950 459.950454.975 459.975------------------------------------------------------------------------
