EC > GATE 2014 SET-2 > Modulation
In the figure, M(f) is the Fourier transform of the message signal m(t) where A = 100 Hz and B = 40 Hz. Given v(t) = cos(2πfct) and w(t) = cos(2π(fc + A)t), where fc > A. The cutoff frequencies of both the filters are fc. The bandwidth of the signal at the output of the modulator (in Hz) is _____.
Correct : 60
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