ICAO ADF8DB at 80,000'?

Discussion in 'Spotting and Interesting Aircraft' started by Bill Putney, Feb 9, 2020.

  1. Bill Putney

    Bill Putney New Member

    Very frequently I see ADF8DB ICAO and ident code listed in my received aircraft list. It doesn't report speed and the altitude is 80,000' Does anyone know what this is? Misconfigured Mode S transponder? MLAT artifcate? UFO?

    - Bill
     
    Bill Putney, Feb 9, 2020
    #1
  2. wiedehopf

    wiedehopf Administrator Staff Member

    Test beacon.
     
    wiedehopf, Feb 9, 2020
    #2
  3. James

    James Guest

    Aliens.
     
    James, Feb 9, 2020
    #3