Rewrite the Fourier series of s(t) in the following form, i.e., s(t) = Σ - Dn cos 'n=0 2лnt T + • On), Then, suppose there is a bandlimited modulating signal m(t) whose bandwidth is 0.2 Hz. Plot the frequency spectrum of m(t)s(t). You may assume that the frequency spectrum of m(t) has the shape in Figure 2. < -0.27-1 M(f) 0 B 0.27-1 *f (Hz) Figure 2 An illustration of the frequency spectrum of m(t)
Rewrite the Fourier series of s(t) in the following form, i.e., s(t) = Σ - Dn cos 'n=0 2лnt T + • On), Then, suppose there is a bandlimited modulating signal m(t) whose bandwidth is 0.2 Hz. Plot the frequency spectrum of m(t)s(t). You may assume that the frequency spectrum of m(t) has the shape in Figure 2. < -0.27-1 M(f) 0 B 0.27-1 *f (Hz) Figure 2 An illustration of the frequency spectrum of m(t)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Transcribed Image Text:Rewrite the Fourier series of s(t) in the following form, i.e.,
s(t) = Σ - Dn cos
'n=0
2лnt
T
+
• On),
Then, suppose there is a bandlimited modulating signal m(t) whose bandwidth is 0.2 Hz.
Plot the frequency spectrum of m(t)s(t). You may assume that the frequency spectrum
of m(t) has the shape in Figure 2.
<
-0.27-1
M(f)
0
B
0.27-1
*f (Hz)
Figure 2 An illustration of the frequency spectrum of m(t)
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