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What is done to reduce the error in localizer as the runway is approached?(a) Gain scheduling(b) Reduce speed(c) Increase angle of attack(d) FlareI had been asked this question by my college professor while I was bunking the class.This interesting question is from Automatic Landing Systems topic in section Landing Systems & Air-Traffic Management of Avionics

Answer»

Right option is (a) Gain scheduling

To explain: The localizer gain must be SCHEDULED to decrease as the runway is approached because the SURFACES of constant DDM coverage to make the ERROR signal more sensitive to DISTANT displacement.



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