a) Synchronous detector is shown in Figure 2, Compute demodulated signal
y(t). [6] The Double-sideband supressed carrier (DSB-SC) modulated signal S(t) as follows:
S(t)=4(cos2\pi 400t)(2cos4000\pi t)Where the balanced modulator carrier signal
c(t)is
2cos2000\pi t. Figure 2. Synchronous Detector
