2. A message signal is shown in Fig. 2. Assume Ac = 1 V and the carrier frequency f.=200 Hz. Sketch the standard AM signal, s(t) in time domain for (a) 50% modulation and (b) 125% modulation. Identify, phase reversals, if any.
m(t) 2 Fig. 2
2. A message signal is shown in Fig. 2. Assume Ac = 1 V and the carrier frequency f.=200 Hz. Sketch the standard AM sign
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2. A message signal is shown in Fig. 2. Assume Ac = 1 V and the carrier frequency f.=200 Hz. Sketch the standard AM sign
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