A rectangular horn antenna has an aperture area of 3λ × 2λ. Then th – McqOptions

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1.	A rectangular horn antenna has an aperture area of 3λ × 2λ. Then the maximum directivity that can be achieved by this rectangular horn antenna is:
A.	24 db
B.	4 db
C.	19 db
D.	insufficient data
Answer» D. insufficient data

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