The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of
Posted: Fri Jul 22, 2022 11:26 am
The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the input to the receiver is 1 microwatt. What is the signal-to-noise ratio (SNR) (dB) at the receiver input?
A. 10 dB
B. 30 dB
C. 40 dB
D. 60 dB
E. 100 dB
A. 10 dB
B. 30 dB
C. 40 dB
D. 60 dB
E. 100 dB