Question: Problem 3 In a broadcasting communication system, the transmitter power is 4 0 kW , the channel attenuation is 8 0 dB , and the

Problem 3
In a broadcasting communication system, the transmitter power is 40kW, the channel
attenuation is 80dB, and the noise power spectral density () is 10-10 W/Hz. The message
signal has a bandwidth W of 104 Hz.
a. Find the output SNR (
)
if the modulation is DSB-SC AM
b. Find the output SNR (
)
if the modulation is SSB AM

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