Problem 1: A continuous-time signal xc (t) = 2sin(25nt) + sin(15πt) + 4 sin(20πt) + 2 sin (30nt) + 3 sin(35πt) is sample
Posted: Tue Jul 12, 2022 8:30 am
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Problem 1: A continuous-time signal xc (t) = 2sin(25nt) + sin(15πt) + 4 sin(20πt) + 2 sin (30nt) + 3 sin(35πt) is sampled at a rate of 25 samples/s and then passed through a perfect D/A converter to produce the analog signal y, (t). (a) Identify which terms in xc (t) are aliased. (b) Find y(t).