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What is the radiation pattern of the marker beacons?(a) Triangle(b) Circle(c) Square(d) Fan shapeI got this question in a job interview.I need to ask this question from Instrument Landing Systems in division Landing Systems & Air-Traffic Management of Avionics

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Right OPTION is (d) Fan shape

For explanation: Marker beacons provide pilot alerts along the approach path. Each beacon RADIATES a fan shaped vertical BEAM that is approximately ±40° wide along the GLIDE path by ±85° wide perpendicular to the path.



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