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    Transponder doesn't get any altitude from D180.

    It is!
  2. F

    Transponder doesn't get any altitude from D180.

    Hi and thanks for your prompt reply! We are going through the encoder converter. We have now tested all four output standards, allthough it worked with 1 before, including resolution output but the transponder want 100ft res. We can measure a square wave out from Dynon and it changes with the...
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    Transponder doesn't get any altitude from D180.

    Having a D180 and a Becker ATC 4401 and the transponder isn't getting any altitude information from the D180. It previously did and I have checked all cables and wonder if I can in some way verify that the D180 generates the signal? Can I measure the signal with a voltmeter or oscilloscope? Next...
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