[7] x(t) is a band-limited signal with bandwidth B=3000 rad/sec. Its spectrum is assumed to have a square shape with unity amplitude. We sample x(t) at a rate of one sample every Ts second. (a) What is the minimum sampling rate @s=2rTs required to avoid the Aliasing effect? (b) Draw the spectrum of the sampled signal, when the sampling frequency is 1500, 3000 and 7500 rad/sec. (c) If we pass the sampled signal through an ideal LPF with bandwidth equals B, draw the spectrum of the reconstructed signal in each of the three cases described in (b).

[7] x(t) is a band-limited signal with bandwidth B=3000 rad/sec. Its spectrum is assumed to have a square shape with unity amplitude. We sample x(t) at a rate of one sample every Ts second. (a) What is the minimum sampling rate @s=2rTs required to avoid the Aliasing effect? (b) Draw the spectrum of the sampled signal, when the sampling frequency is 1500, 3000 and 7500 rad/sec. (c) If we pass the sampled signal through an ideal LPF with bandwidth equals B, draw the spectrum of the reconstructed signal in each of the three cases described in (b).

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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