Question

Asked Jan 29, 2020

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A parabolic antenna having a circular aperture mouth has a power gain of 1000 for wavelength of 10 cm. What will be the diameter of the aperture?

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Power gain (*Gp*) of a parabolic antenna having a circular aperture with aperture diameter *D* can be expressed as

In this case, the values of the power gain and the wavelength of radiation are given as

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