The d.c. power to a modulated class C amplifier is 500 W.

Home » Communication » Communication miscellaneous » Question

The d.c. power to a modulated class C amplifier is 500 W. The power that modulator must supply for 100% modulation applied at the output electrode—

1. 500 W
2. 250 W
3. 1000 W
4. 2000 W

Correct Option: B

P_modulated =	μ²	P_dc
	2

Given μ = 1 P_dc = 500 W

P_modulated or P_dc =	1²	.500 = 250 W.
	2