DATA LINK ACCESS FOR AIRCRAFT SYSTEM
AIRCRAFT, SUITABLY EQUIPPED CAN ACCESS THE DATA LINK VIA INMARSAT AERONAUTICAL MOBILE SATELLITE SERVICE (AMSS)
FOUR GEOSTATIONARY SATELLITES PARKED OVER ATLANTIC OCEAN (WEST), ATLANTIC OCEAN (EAST), INDIAN OCEAN AND PACIFIC OCEAN PROVIDE COVERAGE BETWEEN 80 DEG NORTH AND 80 DEG SOUTH
AIRBORNE/GROUND SYSTEM MAY INDICATE A PREFERENCE FOR THE USE OF VHF OR AMSS MEDIA