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2-Repeat the exercise with sampling rate less than 2Hz. 3-Repeat the exercise for the following continuous time signals: sin(4*pi*t + [pi/4])

2-Repeat the exercise with sampling rate less than 2Hz. 3-Repeat the exercise for the following continuous time signals: sin(4*pi*t + [pi/4])

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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Software Used: MATLAB 1-Enter the ZOH program. Try adjusting the sampling rate of the digital system. disp ('Zero Order Hold Circuits'); Tcont = 0.001 % Set continuous time increment must be << samplingincrement tc=0: Tcont:2; % Define continuous time vector from 0 to 2 A = sin (2*pi*1*tc); % Define continuous signalw=2pif, f=1Hz sinewave %A sin (4*pi*1*tc+(pi/4)); %%% 3-Repeat the exercise = figure(1) hold on % Hold figure for more than one plot plot (tc,A) Tsample = 0.1; % Define sampling time ts=0: Tsample: 2; % Define digital time vector from 0 to 1 As = sin (2*pi*1*ts); %As = sin(4*pi*1*ts+(pi/4)); %%% 3-Repeat the exercise stem(ts, As,'g') % Plot samples on same axis as continuous signal hold off % Release figure title('continuous signal with samples') legend('continuous signal', 'samples') figure (2) % ZOH characteristics hold title('ZOH characteristics') plot (tc,A) % re-plot continuous waveform stem(ts, As,'g') % re-plot samples stairs(ts,As, 'c') % "fill in" samples hold off legend('continuous signal', 'samples', 'ZOH characteristics') % For demonstration purposes, add a continuous signal equal to A, but delayed by T/2. B= sin(2*pi*1*(tc-Tsample/2)); 0/0/0/ %B= sin(2*pi*1*(tc-Tsample/2)+(pi/4)); %%% 3-Repeat the exercise figure(3) hold on plot (tc,A) % re-plot continuous waveform stairs(ts, As, 'c') % Plot ZOH characteristic plot(tc,B, 'r') % Plot delayed signal hold off title('continuous signal with ZOH characteristic') legend('continuous signal', 'ZOH characteristics', 'delayed signal') 2-Repeat the exercise with sampling rate less than 2Hz. 3-Repeat the exercise for the following continuous time signals: sin(4*pi*t + [pi/4])
Transcribed Image Text:Software Used: MATLAB 1-Enter the ZOH program. Try adjusting the sampling rate of the digital system. disp ('Zero Order Hold Circuits'); Tcont = 0.001 % Set continuous time increment must be << samplingincrement tc=0: Tcont:2; % Define continuous time vector from 0 to 2 A = sin (2*pi*1*tc); % Define continuous signalw=2pif, f=1Hz sinewave %A sin (4*pi*1*tc+(pi/4)); %%% 3-Repeat the exercise = figure(1) hold on % Hold figure for more than one plot plot (tc,A) Tsample = 0.1; % Define sampling time ts=0: Tsample: 2; % Define digital time vector from 0 to 1 As = sin (2*pi*1*ts); %As = sin(4*pi*1*ts+(pi/4)); %%% 3-Repeat the exercise stem(ts, As,'g') % Plot samples on same axis as continuous signal hold off % Release figure title('continuous signal with samples') legend('continuous signal', 'samples') figure (2) % ZOH characteristics hold title('ZOH characteristics') plot (tc,A) % re-plot continuous waveform stem(ts, As,'g') % re-plot samples stairs(ts,As, 'c') % "fill in" samples hold off legend('continuous signal', 'samples', 'ZOH characteristics') % For demonstration purposes, add a continuous signal equal to A, but delayed by T/2. B= sin(2*pi*1*(tc-Tsample/2)); 0/0/0/ %B= sin(2*pi*1*(tc-Tsample/2)+(pi/4)); %%% 3-Repeat the exercise figure(3) hold on plot (tc,A) % re-plot continuous waveform stairs(ts, As, 'c') % Plot ZOH characteristic plot(tc,B, 'r') % Plot delayed signal hold off title('continuous signal with ZOH characteristic') legend('continuous signal', 'ZOH characteristics', 'delayed signal') 2-Repeat the exercise with sampling rate less than 2Hz. 3-Repeat the exercise for the following continuous time signals: sin(4*pi*t + [pi/4])
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