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What is the gain of the antenna

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Need help with a Wireless Networking and Communications Question, (Computer Scienece, Math, IT related)

A parabolic reflector has a diameter of 3m. If the antenna is 60% efficient, what is the gain of the antenna at 3GHz 300MHz 30 GHz? Does the gain remain constant as the frequency changes?

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Reference no: EM132080024

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