Question: 6 . 4 0 ) Design a 5 - element, - 4 0 dB SSL Dolph - Tschebyscheff array of isotropic elements. The elements are

6.40) Design a 5-element, -40dB SSL Dolph-Tschebyscheff array of isotropic elements. The elements are placed along the x-axis with a spacing of 4/ = d between them. Find the a) normalized amplitude coefficients b) array factor c) directivity d) half-power beamwidth

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