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The TT31 is a power-efficient, inexpensive, Mode S transponder that meets the European elementary su..
The TT31 is a power-efficient, inexpensive, Mode S transponder that meets the European elementary su..
TT22 – High Power Version of TT 21 with Class 1 approval (for flight above 15,000ft and above 175 kt..
The TT 21 system is the smallest and lightest Mode S general aviation transponder around. The TT21 i..