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3-1
190-01122-03 Rev. A
GDL 88 ADS-B Transceiver Pilot’s Guide
3 GDL 88 ADS-B OUT
ADS-B Out sends information from the aircraft so it can be “seen” by other
aircraftusingADS-BInequipmentandFAAgroundstations.ADS–BOutprovides
air traffic controllers with real-time position information that is, in most cases,
more accurate than the information available with current radar-based systems.
With more accurate information, ATC will be able to position and separate aircraft
with improved precision and timing.
3.1 GDL 88 ADS-B Out Data
ADS-BOutdataistransmittedontheUAT(978MHz).
•GPSposition
•Altitude
•PositionIntegrity
•GroundTrackand/orHeading
•GroundSpeed
•VelocityIntegrity
•Air/GroundState
•Identifyinginformation(TransponderSquawkCode,Callsign,ICAO
RegistrationNumber,FlightID),integrity,andcapabilitydata.
Figure 3-1 GDL 88 ADS-B In and Out