aircraft transponder (IFF)

IFF transponder

Common IFF Digital Transponder Program (CXP)

transponder (`transmitter-responder`)

ATC identification transponder

ATC transponder

interrogator-transponder

transponder nonlinearity

transponder reader

IFF interrogator

identification ‘friend or foe’ (IFF) system

IFF system

IFF-set monitoring device

radar IFF

identification friend or foe (IFF)

training aircraft (tng acft) / trainer aircraft

aircraft accident (flight accident; aircraft mishap)

aircraft armaments / aircraft weapons

aircraft accident / flight accident, aircraft mishap

aircraft mishap / flight accident, aircraft accident

aircraft modernization / aircraft upgrade

aircraft track and balance (adjusting balance of aircraft)

aircraft upgrade / aircraft modernization

aircraft weapons / aircraft armaments

flight accident / aircraft accident, aircraft mishap

low flying aircraft / low-flying aircraft

anti-aircraft artillery observation aircraft

airborne early warning aircraft

airborne warning and control aircraft

aircraft (acft, A/C )

aircraft accident

aircraft airworthiness certificate

aircraft armament