Distance Measuring Equipment (DME)

Equipment (airborne and ground) used to measure, in nautical miles, the slant range distance of an aircraft from the DME navigational aid. (PCG definition).

A pulse-type electronic navigation system that shows the pilot, by an instrument-panel indication, the number of nautical miles between the aircraft and a ground station or waypoint.(PHAK definition)

Source: Pilot Contoller Glossary (PCG), Pilot Handbook of Aeronatical Knowledge

See also:

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