48ExerciseExercise-1: If the 20 kHz signal is under-sampled at 30 kHz, find the aliasedfrequency of the signal.Exercise-2: A voice signal is sampled at 8000 samples per second.i. What is the time between samples?ii. What is the maximum frequency that will be recovered from the signal?Exercise-3: An analog Electromyogram (EMG) signal contains usefulfrequencies up to 3000 Hz.i. Determine the minimum required sampling rate to avoid aliasing.ii. Suppose that we sample this signal at a rate of 6500 samples/s. what isthe highest frequency that can be represented uniquely at this samplingrate?

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Answered: Exercise Exercise-1: If the 20 kHz…

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Exercise Exercise-1: If the 20 kHz signal is under-sampled at 30 kHz, find the aliased frequency of the signal.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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Question

48
Exercise
Exercise-1: If the 20 kHz signal is under-sampled at 30 kHz, find the aliased
frequency of the signal.
Exercise-2: A voice signal is sampled at 8000 samples per second.
i. What is the time between samples?
ii. What is the maximum frequency that will be recovered from the signal?
Exercise-3: An analog Electromyogram (EMG) signal contains useful
frequencies up to 3000 Hz.
i. Determine the minimum required sampling rate to avoid aliasing.
ii. Suppose that we sample this signal at a rate of 6500 samples/s. what is
the highest frequency that can be represented uniquely at this sampling
rate?

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