If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is:
A. 3 dB
B. 20 dB
C. 30 dB
D. 40 dB
E. 1000 dB
If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is:
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If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is:
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