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Q1) Two signals, m₁ (t) and m (t), both band-limited to 5000 Hz, are transmitted together by the transmitter given below in Fig. Q1, in which the spectrums of m₁ (t) and m (t) are also shown. a) Sketch the spectrums of the signals at points a, b and c. b) Design a receiver to recover the signals m₁ (t) and m₂ (t), from the modulated signal at point c. -5000 M₁(f) M2(f) 5000 m₁(t) f b Σ m2(t) f 2 cos(20000πt) -5000 5000 2 cos(40000πt)

Q1) Two signals, m₁ (t) and m (t), both band-limited to 5000 Hz, are transmitted together by the transmitter given below in Fig. Q1, in which the spectrums of m₁ (t) and m (t) are also shown. a) Sketch the spectrums of the signals at points a, b and c. b) Design a receiver to recover the signals m₁ (t) and m₂ (t), from the modulated signal at point c. -5000 M₁(f) M2(f) 5000 m₁(t) f b Σ m2(t) f 2 cos(20000πt) -5000 5000 2 cos(40000πt)

Introductory Circuit Analysis (13th Edition)
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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Q1) Two signals, m₁ (t) and m (t), both band-limited to 5000 Hz, are transmitted together by the transmitter given below in Fig. Q1, in which the spectrums of m₁ (t) and m (t) are also shown. a) Sketch the spectrums of the signals at points a, b and c. b) Design a receiver to recover the signals m₁ (t) and m₂ (t), from the modulated signal at point c. -5000 M₁(f) M2(f) 5000 m₁(t) f b Σ m2(t) f 2 cos(20000πt) -5000 5000 2 cos(40000πt)
Transcribed Image Text:Q1) Two signals, m₁ (t) and m (t), both band-limited to 5000 Hz, are transmitted together by the transmitter given below in Fig. Q1, in which the spectrums of m₁ (t) and m (t) are also shown. a) Sketch the spectrums of the signals at points a, b and c. b) Design a receiver to recover the signals m₁ (t) and m₂ (t), from the modulated signal at point c. -5000 M₁(f) M2(f) 5000 m₁(t) f b Σ m2(t) f 2 cos(20000πt) -5000 5000 2 cos(40000πt)
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