Question

If the unmodulated current in the antenna load of an AM transmitter is 10 A, determine...

If the unmodulated current in the antenna load of an AM transmitter is 10 A, determine the increase in this current resulting from 80% modulation.

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Answer #1

Answer: The unmodulated current is 10A and modulation index is .8. so apply the formula of current of increase in current as I=Ic\sqrt{}1+.82/2

Detailed solution is attached here

  Ita Icllt u M=.8 2 = 10 /1+0.83 Elo (1+032) = 10 (1:14) It = 1114 Scanned with CamScanner

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