The input power is 078 watts the efficiency of the


A power amplifier for an AM transmitter operates at 28 volts at 2.15 amps. The input power is 0.78 watts. The efficiency of the amplifier must be at least 61%. What must the gain of the amplifier be, how much power is at the output, and how much power is dissipated?

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Electrical Engineering: The input power is 078 watts the efficiency of the
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