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listing placed 06 December 2024 United Kingdom
Trig TT31 Mode S Transponder
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TT31 £1,500
Trig TT31 Class 1 Mode S Transponder with ADS-B Capability.
6.25 inch Avionics Stack Mount, 11-33 Volt Operation
Purchased from Freedom Aviation, Kemble 11-2017
Never installed or used since.
Will require TN70 or TN72 in addition to installation kit -
tray and connectors (The tray shown is an old, single connector type.)
Just returned from Trig after re-certification and software update.
New F1 dated 01/11/2024
List Price from Mendelssohn :-
Trig TT31 Mode S Transponder (unit only)
£2,754.00 (£2,295.00 ex. VAT)