- An AM signal has an unmodulated carrier voltage VC = 10VP, a load resistance of RL = 10, and a modulation index of m = 1. Determine:
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Modulation
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(a) PC = Vc2/2/2(10)=
PSB =PT-PC/2=
(b) Total power in the AM signal
- Find the modulation index corresponding to the given trapezoidal pattern for the AM signal.
- You are tuned to an AM station at 1200 KHz. Write down the frequency components of the received AM signal.
- Draw an AM signal for the given conditions:
(a)
b) m>1
c)m<1
- An AM transmitter is transmitting at 1000 W. If the modulation index is 0.9 and antenna impedance is 50 ohms, find:


