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Mode-S Address Convertor

Trig Mode S transponders are certified by the FAA for installation in N registered aircraft. A Trig transponder uses a Hexadecimal format to represent the Mode S address, in line with most European aircraft registration data. The FAA aircraft register only shows Mode S addresses in Octal format.

If you need to change from one format to another, you can use this instant converter:

Octal:
Hexadecimal: