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sin 1000rt %3D Three signals a (t) = 3 cos 2000at, x (t) Te(t) = 55 Toward this end, the signal Ta (t) is multiplied by carrier and sin 2000rt オt are to be frequency division multiplexed. cos wat = cos 10, 000nt. The carrier signals %3D cos wt and cos wt are to be selected in such a way that there is a guard band of 100 Hz in between the modulated spectra. (a) Find the frequencies w, and w..

sin 1000rt %3D Three signals a (t) = 3 cos 2000at, x (t) Te(t) = 55 Toward this end, the signal Ta (t) is multiplied by carrier and sin 2000rt オt are to be frequency division multiplexed. cos wat = cos 10, 000nt. The carrier signals %3D cos wt and cos wt are to be selected in such a way that there is a guard band of 100 Hz in between the modulated spectra. (a) Find the frequencies w, and w..

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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Three signals a(t) = 3 cos 2000rt, x, (t) = sin 1000rt and Te(t) 5 sin 2000xt Toward this end, the signal a (t) is multiplied by carrier are to be frequency division multiplexed. at cos 10,000rt. The carrier signals cos wat cos wt and cos w.t are to be selected in such a way that there is a guard band of 100 Hz in between the modulated spectra. (a) Find the frequencies w, and w.- (b) Sketch the spectra of the frequency division multiplexed signal. List all the appropriate values on both axes of your sketch.
Transcribed Image Text:Three signals a(t) = 3 cos 2000rt, x, (t) = sin 1000rt and Te(t) 5 sin 2000xt Toward this end, the signal a (t) is multiplied by carrier are to be frequency division multiplexed. at cos 10,000rt. The carrier signals cos wat cos wt and cos w.t are to be selected in such a way that there is a guard band of 100 Hz in between the modulated spectra. (a) Find the frequencies w, and w.- (b) Sketch the spectra of the frequency division multiplexed signal. List all the appropriate values on both axes of your sketch.
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