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The power at the output of a transmission line is Po = 60 dbw and the attenuation of the line L = 20 db, so
The power at the output of a transmission line is Po = 60 dbw and the attenuation of the line L = 20 db, so the power at the input of the transmission line is:
Select one:
A. Pin = 110 dbm
B. Pin = 1080 W.
C. Pin = 70 dbm
D. Pin = 40 dbw
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