Question: ) A DBS reflector antenna operating at 1 2 . 5 GHz has a diameter of 1 8 cm . If the aperture efficiency is

) A DBS reflector antenna operating at 12.5 GHz has a diameter of 18 cm. If the aperture efficiency is 65%, find [3+2][CO03][BTL 2](a) The directivity. (b) The far field distance

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