Question

\text { 4.3-7 For AM signal with } m(t) \text { shown in Fig. } \mathbf{P 4 . 3 - 7} \text { and } \mu=1 \text { : }

(a) Find the amplitude and power of the carrier component. (b) Sketch the modulated signal in time domain. (c) Find the sideband power and the power efficiency n.

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