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An antenna has a radiation intensity described by the following function: = { Scos2(8) for 0 sesa and 0s a < n otherwise U(e)
An antenna has a radiation intensity described by the following function: = { Scos2(8) for 0 sesa and 0s a < n otherwise U(e) a) Find the value of a that leads to a pattern with maximum directivity Do of 6.0 (7.78 dB). b) What is the lowest maximum directivity this antenna can provide and what value of a is required to obtain it?
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Fundamentals of Applied Electromagnetics
Authors: Fawwaz T. Ulaby, Eric Michielssen, Umberto Ravaioli
6th edition
132139316, 978-0132139311
