Physics, 13.07.2019 00:30 bobbye001

Assume a parabolic reflector is illuminated such that the edges of the reflector see 9 db less power than the center of the reflector. the system operates at 18 ghz and has a round reflector diameter of 1 m and a focal length of 2 m. estimate the gain of this horn/reflector combination (assume the dish is uniformly illuminated to the 3 db diameter and stops there)

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