distance-measuring equipment

Definitions

Aviation

  • noun
    (written as distance measuring equipment)
    an airborne secondary radar whose signal is converted into distance

Electronics

  • radio navigation equipment which aids in the determination of the distance of an aircraft to a ground-based transponder. An aircraft sends an interrogation signal which triggers a transponder to emit a return signal. The time elapsed between the emission and reception of the signals is used to calculate the distance. Its abbreviation is DME.
  • acronymDME
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