outer marker en · NOUN
Meanings
- A type of marker beacon placed to indicate the final approach fix of an ILS or IGS approach, triggering a continuous sequence of visual and aural Morse code dashes from the marker beacon receiver in the cockpit of an aircraft flying over the marker.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| outer markers | Number=Plur | lexicographic |
Coordinates
fan marker · middle marker · inner marker