engineering recuitment GATE ECE 2023-24 Test Series Communication Systems Noise in Analog Communication System Noise in Angle Modulation Systems
A FM system has an SNR of 40 dB at the receiver. The Bandwidth available for the channel is 120 kHz and the message signal bandwidth is 10 kHz. The channel is affected by noise having one-sided power spectral density of No = 10-8 W/Hz. The minimum transmitted power required if the signal is attenuated by 40 dB in transmission through channel is __________.
1
267 W
2
232 W
3
153 W
4
198 W