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What is Distance Measuring Equipment?

Distance Measuring Equipment Airborne interrogator and ground transponder pair providing slant-range distance to the station in nautical miles.

Source: ICAO Doc 9432, FAA PCG

How is “Distance Measuring Equipment” Used in Practice?

Tower, American 520, DME shows eight nautical miles from Austin VOR, request descent to 3000 feet and join the ILS.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

VOR with Co-located DMEdistance measuring equipmentDistanceDistance Measuring

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Frequently Asked Questions

What is Distance Measuring Equipment?

Airborne interrogator and ground transponder pair providing slant-range distance to the station in nautical miles.

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