Question

Design horn antenna which have 25 dB power gain at 8 GHz and HPBW of 1.25...

Design horn antenna which have 25 dB power gain at 8 GHz and HPBW of 1.25 rad in E plane. Determine the HPBW in H plane and directivity of this antenna if the flare angle is 70 degree . Please comment on this antenna design. Then, explain how to improve the antenna efficieny?

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Answer #1

before determinng all above parameteres consider the following relations for the horn antenna

the HPBW of this antenna in H-plane is very small.the performance of this antenna can be improved if we increase this parameter to make it a pyramidal horn antenna

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