Questions tagged [dme]

DME (Distance Measuring Equipment) is, as the name suggests, a system for measuring the slant distance between a suitably-equipped aircraft and a ground-based transponder station; DME stations are often colocated with VOR or ILS installations.

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3answers
539 views

How can I know DME distance? [closed]

When I fly 12000ft, how can I know a distance from DME station? Is there any formula to know or measure distance from DEM?
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1answer
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What is the available range for DME, and why do we need EFC?

How far from the station can a DME signal be picked up, and why do we need EFC?
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1answer
907 views

How can I triangulate a position using two DMEs?

What is the formula for determining an aircraft's position (latitude, longitude) using barometric altitude and the ranges to two DMEs?
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1answer
264 views

Do UAVs use ground-based navaids?

When I Googled it seems it is not common to use Vortac like systems from UAVs as a backup to GNSS outages, like in manned aircraft. And also I haven't seen any equipment designed for just UAV ...
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1answer
783 views

Are there benefits in training instrument students how to fly a DME arc?

With more instrument approach procedures being designed for RNAV/GPS equipped aircraft, and considering the high level of radar coverage currently available, is there a need to spend much valuable ...