Pilot's Operating Handbook
Supplement 75
Garmin GDR66 CPDLC
Edition 0 - March 15, 2021
Rev. 2
Page 9.75.6
Section 7
De
scription
The information in this section supplements and/or replaces the information in
section 7: Description of the standard POH when the airplane is equipped with the
GDR66 transceiver.
7.15 - Miscellaneous equipment
The GDR 66 is a digital communications transceiver. It provides:
- a CPDLC function
>> Airplane with G3000 Flight deck
- aCOM3 channel inthe 118.000 to 137.000 MHz VHF aviationcommunications
band.
>> All
CPDLC communications
The CPDLC function allows efficient communications with Air Traffic Control, with
short standard text messages.
▲ WARNING ▲
The use of CPDLC by the Pilot In Command is prohibited in flight
below 10,000 ft AMSL.
▲
>> Airplane with G3000 Flight deck equipped with MOD70-0722-23C
Two CPDLC data link modes are available:
- FAA Datacomm (for US)
- Link2000+ (for Europe)
>> Airplane with G3000 Flight deck equipped with MOD70-0722-23D
One CPDLC data link mode is available:
- FAA Datacomm (for US)
PIM - DO NOT USE FOR FLIGHT OPERATIONS
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