TT21/TT22 Transponder Installation Manual 22 August 2017
00560-00 Issue AP
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Trig Avionics Limited 11
equivalent.
Cables. You need to supply and fabricate all required cables.
Guidance on cable types is given in section 5 below.
Fixings. To secure the transponder tray to the airframe you will need
at least 3 flat head screws and three self-locking nuts. If the aircraft
does not have existing mounting provisions you may need to fabricate
additional brackets to support the transponder tray.
To support the optional ADS-B features a GPS receiver with an appropriate
serial output is required. To support the optional TIS features a display with an
appropriate serial input is required.