Consider the system shown in Figure 3.72. Assume that the average value of m (t) is zero and that the maximum
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a. Write the equation for y (t).
b. Describe the filter that yields an AM signal for g (t). Give the necessary filter type and the frequencies of interest.
c. What value of M yields a modulation index of 0.1?
d. What is an advantage of this method of modulation?
![671_39cc7bc4-319e-4d8b-8e35-d097416c7034.png](https://secure.tutorsglobe.com/CMSImages/671_39cc7bc4-319e-4d8b-8e35-d097416c7034.png)