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Cassegrain antennas cannot be used in radio telescopes.

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Cassegrain antennas cannot be used in radio telescopes.

(a) True

(b) False

The question was asked in final exam.

Query is from Application of Parabolic Reflector in division Reflector Antenna of Antennas

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The correct option is (b) False

The explanation: One of the advantages of Cassegrain antenna is that its feed is not placed in front of the dish or at the focal point. So, it can be used with bulky feeds which requires in radio telescopes and large satellite communications.

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