A half-wave dipole antenna is known to have a maximum effective area, given as A max .

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A half-wave dipole antenna is known to have a maximum effective area, given as A_max.

(a) Write the maximum directivity of this antenna in terms of A_max and wavelength λ.

(b) Express the current amplitude, I₀, needed to radiate total power, P_r, in terms of P_r, A_max, and λ.

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Engineering Electromagnetics

ISBN: 978-0073380667

8th edition

Authors: William H. Hayt, John A.Buck

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Question Posted: Sep 24, 2018 02:04 PM

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A half-wave dipole antenna is known to have a maximum effective area, given as A max .

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a From Eq 104 it follows that b Combining Eqs 64 and 65 we can write wher...View the full answer

Engineering Electromagnetics

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