A control-grid modulator would be used in which of the following situations?

A control-grid modulator would be used in which of the following situations?

A. In extremely high-power, wideband equipment where high-level modulation is difficult to achieve
B. In cases where the use of a minimum of audio power is desired
C. In portable and mobile equipment to reduce size and power requirements
D. Each of the above

Show Answer

Answer: D

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