2. A continuous-time signal x₁(t) has CT Fourier transform Xã(₪) = ſ‰¤a(t)e-jet dt shown below: –100π 1 Xa(N) 100T b) Repeat part a) with a sampling rate of 75 samples/sec. (rad/sec) a) Suppose xa (t) is sampled at 150 samples/sec resulting in the discrete-time signal_x[n]. Sketch the discrete-time Fourier transform (DTFT) X(w) = Σn=-∞x[n]e¯jon. Label all important values on your sketch.

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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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2. A continuous-time signal x₁(t) has CT Fourier transform X₁() = x₁(t)e-jnt dt shown
below:
-100T
1
Xa(Q)
100π
b) Repeat part a) with a sampling rate of 75 samples/sec.
(rad/sec)
a) Suppose x₁(t) is sampled at 150 samples/sec resulting in the discrete-time signal_x[n].
n=-00
Sketch the discrete-time Fourier transform (DTFT) X(w) = Σ%=-∞ x[n]e-jon. Label all
important values on your sketch.
Transcribed Image Text:2. A continuous-time signal x₁(t) has CT Fourier transform X₁() = x₁(t)e-jnt dt shown below: -100T 1 Xa(Q) 100π b) Repeat part a) with a sampling rate of 75 samples/sec. (rad/sec) a) Suppose x₁(t) is sampled at 150 samples/sec resulting in the discrete-time signal_x[n]. n=-00 Sketch the discrete-time Fourier transform (DTFT) X(w) = Σ%=-∞ x[n]e-jon. Label all important values on your sketch.
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