engineering recuitment GATE ECE 2023-24 Test Series Communication Systems Amplitude Modulation Conventional Amplitude Modulation
A message signal m(t) whose spectrum is M(f) is passed through a system as shown below. The BPF has a bandwidth of 2W Hz centered at f0 and the LPF has a bandwidth of W Hz. The bandwidth of the signal y(t) (in Hz) is ________.
1
2W Hz
2
W Hz
3
1.5W Hz
4
3W Hz