Questions
1 kW carrier is modulated to a depth of 80 % . The total power (in kW) in the modulator wave is
detailed solution
Correct option is A
Modulation Index : μ =0.8 = 45 Using, Pt=Pc1+μ22 ⇒Pt=10001+4522 = =10001+1650 = =100025+825=4033 = 1320 W = 1.32 kWTalk to our academic expert!
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A message signal of frequency 10 kHz and peak voltage of 10 volts is used to modulate a carrier of frequency 1 MHz and peak voltage of 20 volts. The side bands are 1010 kHz and______________kHz.
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