Can you name the Transponder Mode 3/A Codes?

created by jammyjaz
  • Enter a squawk in the box below
  • Correctly named squawks will show up below
  • Answers do not have to be guessed in order
  • This short quiz is designed for all you geeky radar-loving nerds out there (like me lol!) Please enjoy and good luck!
  • Source: UK AIP
  • This quiz has not been verified by Sporcle
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Mode 3/A meaningSquawk
Open Skies observation
NATO Air Defence Priority (first in series)
General emergency
Danger areas general
RN Ships
Red Arrows transit / display
Special purpose code - hi-jacking
High-energy manoeuvres
Radio failure
SSR unreliable
Mode 3/A meaningSquawk
Non-SSR environment
Paradropping
Royal flights - helicopters
FIR lost
Military low level conspicuity / climb-out
Pipeline / powerline inspection
General conspicuity
Autonomous ops within TRAs
MPA / FPA / METMAN conspicuity
SAR Ops
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Transponder Mode 3/A Codes (UK) Quiz

  1. by jammyjaz

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