Examlpe: Assume that an analog signal is given by a) x(t) = 5 cos(4 × 10 t) + 3 cos(6 x 10 tt),t 2 0 b) x(t) = 5 cos(4 x 103nt) + 1 cos(10 x 103tt), t 20 and is sampled at the rate of 8kHz. Sketch the spectrum for the sampled signal from 0 to 20kHz. Sketch the recovered analoge signal spectrum if an ideal LPF with a cutoff frequency of 4KHZ used to filter the sampled signal (y(n) = x(n) )to recover the original signal. 1 x,(f) == } >. X(f -nfs) Ts

Examlpe: Assume that an analog signal is given by a) x(t) = 5 cos(4 × 10 t) + 3 cos(6 x 10 tt),t 2 0 b) x(t) = 5 cos(4 x 103nt) + 1 cos(10 x 103tt), t 20 and is sampled at the rate of 8kHz. Sketch the spectrum for the sampled signal from 0 to 20kHz. Sketch the recovered analoge signal spectrum if an ideal LPF with a cutoff frequency of 4KHZ used to filter the sampled signal (y(n) = x(n) )to recover the original signal. 1 x,(f) == } >. X(f -nfs) Ts

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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