Radio navigation · Question 61 of 65
During the approach to a VOR station, the OFF flag appears just before the calculated time of crossing. What is the probable reason?
1 answer is correct. Hard Official question catalogue
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Answer
- C The aircraft is above the station
Explanation
Directly above a VOR station there is an area without usable signal, the cone of silence. If the OFF flag appears just before the calculated crossing time, the aircraft is therefore probably above the station.