Garmin GDL 88 Weather Radio User Manual


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4-1
190-01122-03 Rev. A
GDL 88 ADS-B Transceiver Pilot’s Guide
4 GDL 88 ADS-B IN
TheADS-BIncapabilityallowstheGDL88toreceivedatathroughtheUAT
(978 MHz) and the 1090 MHz receiver. The UAT receives data directly from
anotherADS-Btransmittingaircraft,ADS-Bdatafromgroundstations(ADS-R),
TIS-Binformation fromgroundstations, andFIS-B data fromground stations.
The1090MHzreceiverreceivesdatadirectlyfromanotherADS-Btransmitting
aircraft.
4.1 GDL 88 ADS-B In Data
ADS-BIndataisreceivedbytheUAT(978MHz)andbythe1090MHzreceiver.
UATReceivedData
•ADS-B(Datadirectlyfromanothertransmittingaircraft)
•ADS-R(RebroadcastofADS-Bdatafromagroundstation)
•TIS-B(Broadcastofsecondarysurveillanceradar(SSR)-derivedtrafc
information from a ground station)
•FIS-B(Broadcastofaviationdatafromagroundstation)
1090MHzReceivedData
•ADS-B(Datadirectlyfromanothertransmittingaircraft)
Figure 4-1 GDL 88 Equipped Aircraft Without TCAS Not In Ground Station Coverage
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