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What is the equation for x,(t)? x(t) = cos (2(7.5)t-) is the input to the following system: x(t) CT input Ideal C-to-D rn Ideal D-to-C x+(t) CT output x(f) √, Hz. X(w) J. Hz. X(f) The sampling rate is fs = 10 Hz. (a) Sketch the spectrum of x(t). (b) Sketch the spectrum of the sampled signal x[n]. (c) Sketch the spectrum of the reconstructed signal. Write an equation for x,(t).

What is the equation for x,(t)? x(t) = cos (2(7.5)t-) is the input to the following system: x(t) CT input Ideal C-to-D rn Ideal D-to-C x+(t) CT output x(f) √, Hz. X(w) J. Hz. X(f) The sampling rate is fs = 10 Hz. (a) Sketch the spectrum of x(t). (b) Sketch the spectrum of the sampled signal x[n]. (c) Sketch the spectrum of the reconstructed signal. Write an equation for x,(t).

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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I need help with this problem and an explanation of the solution for the image described below. (Introduction to Signals and Systems: Sampling)

What is the equation for x,(t)?
Transcribed Image Text:What is the equation for x,(t)?
x(t) = cos (2(7.5)t-) is the input to the following system: x(t) CT input Ideal C-to-D rn Ideal D-to-C x+(t) CT output x(f) √, Hz. X(w) J. Hz. X(f) The sampling rate is fs = 10 Hz. (a) Sketch the spectrum of x(t). (b) Sketch the spectrum of the sampled signal x[n]. (c) Sketch the spectrum of the reconstructed signal. Write an equation for x,(t).
Transcribed Image Text:x(t) = cos (2(7.5)t-) is the input to the following system: x(t) CT input Ideal C-to-D rn Ideal D-to-C x+(t) CT output x(f) √, Hz. X(w) J. Hz. X(f) The sampling rate is fs = 10 Hz. (a) Sketch the spectrum of x(t). (b) Sketch the spectrum of the sampled signal x[n]. (c) Sketch the spectrum of the reconstructed signal. Write an equation for x,(t).
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