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Consider the AM signal A cos(wc t) + 2 cos(wm t) cos(wc t). where wc is the carrier frequency and wm is the modulating frequency. To be able to demodulate the signal using an envelope detector, the minimum value of A should be O a. 2 O b. None of the give

匿名用户 最后更新于 2021-11-29 19:07 电气工程Electrical Engineering


Consider the AM signal A cos(wc t) + 2 cos(wm t) cos(wc t). where wc is the carrier frequency and wm is the modulating frequency. To be able to demodulate the signal using an envelope detector, the minimum value of A should be O a. 2 O b. None of the given answers is correct O c. 3 O d. 1 O e. 0.5

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