Marker Beacon

Definition

Radio beacons on the ILS approach path providing range information. Outer marker (blue, dashes) at 4-7 miles, middle marker (amber, dots/dashes) at 3500 feet from runway, inner marker (white, dots) at decision height.

Related Terms

Instrument Landing System(ILS)

A precision approach system providing lateral guidance via the localizer and ver...

Instrument Approach

A series of predetermined maneuvers using flight instruments to guide an aircraf...

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