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Distance Measuring Equipment (DME) (GA041)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: ga041.ttl

Name
DistanceMeasuringEquipment
Kind
FeatureType
Definition
Ultra High Frequency (UHF) ground equipment that is used in conjunction with airborne equipment to determine distance between the airborne and ground equipment.
Description
DME Distance is defined as the line of sight distance (slant range) from the source of a DME signal to the receiving antenna. DME operates on the interrogation-answer principle where the time required for the round trip of the signal exchange is measured in the airborne DME unit and translated into DME Distance.
Synonyms
DME
Accepted
2013-10-18
Geometry
point, multipoint, curve, multicurve, surface, multisurface, solid, multisolid
Subtype of
GA033 Aeronautical Radio Navigation Installation
Attributes
RWOI terms naming it

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.