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Distance Measuring Equipment

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

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

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Quick answer

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

Why it matters

Distance Measuring Equipment matters because it supports clear communication in Navigation contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is Distance Measuring Equipment?

In this glossary, Distance Measuring Equipment refers to: Airborne interrogator and ground transponder pair providing slant-range distance to the station in nautical miles.

How is Distance Measuring Equipment used in aviation?

In aviation communication, this term appears in contexts such as: "Tower, American 520, DME shows eight nautical miles from Austin VOR, request descent to 3000 feet and join the ILS."

Why does Distance Measuring Equipment matter in aviation?

Distance Measuring Equipment matters because it supports clear communication in Navigation contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses Distance Measuring Equipment?

Distance Measuring Equipment is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Distance Measuring Equipment belong to?

In this glossary, Distance Measuring Equipment is grouped under Navigation. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

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

Operational example

Tower, American Five Two Zero, DME indicates eight nautical miles from the Austin VOR, requesting descent to three thousand feet and join the ILS.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Navigation

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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