What is FNBW?

Q.  Which among the following defines the angular distance between two points on each side of major lobe especially when the radiation drops to zero?
- Published on 01 Oct 15

a. Half power beam width (HPBW)
b. First null beam width (FNBW)
c. Side lobe level (SLL)
d. Front to back ratio (FBR)

ANSWER: First null beam width (FNBW)

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