The modulating frequency in frequency modulation is increased from 10 kHz to 30 kHz. The bandwidth is increased by

Electronics and Communication Engineering (ECE) : Communication Systems - Quiz(MCQ)

1/6 times

increase by 20 kHz

increase by 30 kHz

Correct Answer : Option (A) : 6

Explanation : BW = 2f_m(1 + β)
for β >> 1

B.W. a 2f_m.

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