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c) An audio signal 10sin 27(2000t) amplitude modulates a carrier 20sin 2л(200000t). i) ii) Determine the modulation index? iii) Sketch the amplitude modulated wave. What is the frequency content of the modulated wave?

c) An audio signal 10sin 27(2000t) amplitude modulates a carrier 20sin 2л(200000t). i) ii) Determine the modulation index? iii) Sketch the amplitude modulated wave. What is the frequency content of the modulated wave?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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c) An audio signal 10sin 27(2000t) amplitude modulates a carrier 20sin 2π(200000t). i) ii) iii) d) How Sketch the amplitude modulated wave. Determine the modulation index? What is the frequency content of the modulated wave? AM broadenet stations. nodated in a 100 KH
Transcribed Image Text:c) An audio signal 10sin 27(2000t) amplitude modulates a carrier 20sin 2π(200000t). i) ii) iii) d) How Sketch the amplitude modulated wave. Determine the modulation index? What is the frequency content of the modulated wave? AM broadenet stations. nodated in a 100 KH
Expert Solution
Step 1

Given:

Audio Signal m(t) = 10sin2π(2000t) = Amsin(2πfmt+θ)

Carrier Signal c(t) = 20sin2π(200000t) = Acsin(2πfct+θ)

Find:

  1. Sketch the amplitude modulated wave. 
  2. Determine the modulation index?
  3. What is the frequency content of the modulated wave?
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