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MATLAB SISOTool plot options
Hi, Is anyone familiar with plotting in the Matlab SISOtool? For some reason, I cannot access the plot options to change th...

plus de 11 ans il y a | 1 réponse | 0

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customizing line thickness for non-plot function graphs
Hi, I'm using the SISOtool control systems design toolbox and want to find a way to get thicker lines for my graphs. In par...

plus de 11 ans il y a | 1 réponse | 0

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besselj and transfer functions?
Hi, I want to use the function call besselj(nu,Z) with Z is some transfer function. I get an error which says that the inpu...

environ 12 ans il y a | 1 réponse | 0

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vector to sys transformation for bode plot
Hi, As background, I am trying to use the bode() function. I know that you can extract vectors from a bode(sys) by doin...

plus de 12 ans il y a | 2 réponses | 0

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bode plot discrepancy
i am plotting some bode plots, and i found the following discrepancy, and I'm not quite sure what is the root cause of it. My c...

plus de 12 ans il y a | 2 réponses | 0

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Question

square root of a transfer function
Hi, I am trying to find the magnitude of my system 'sys', so i know i have to take the square root of a transfer function in...

plus de 12 ans il y a | 1 réponse | 0

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bode plot overflow?
Hi , Im trying to plot a bode plot but i get the following error. >> bode(gamma20,{1000,1e6}) Warning: The data can...

plus de 12 ans il y a | 1 réponse | 0

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Réponse apportée
bessel functions
I have solved this issue. I should have started the iterations at 0 instead of 1. Thread closed. Thanks

plus de 12 ans il y a | 0

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bessel functions
I want to also add that i tried to use the doc besselj and then formula that was presented there. However, I still d...

plus de 12 ans il y a | 0

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bessel functions
Hi, I am trying to write a code to calculate the bessel functions of the first kind. The equation is given here: http://en....

plus de 12 ans il y a | 4 réponses | 0

4

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Question

extracting values from bode()
Hi, I know that you can do the following to get the magnitude phase and w from using the bode() call (which requires transfe...

plus de 12 ans il y a | 1 réponse | 0

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bode() magnitude
SOrry as another question, I noticed that when you do [mag, phase, wout] = bode(a) it draws only about 45 points. Is ...

plus de 12 ans il y a | 0

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bode() magnitude
i think i found out the problem. wout must be divided by 2pi to get the correct plot.

plus de 12 ans il y a | 0

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bode() magnitude
hey thanks for your answer. i have a followup question. what i did after. so i have [mag,phase,wout] = bode(sys); m...

plus de 12 ans il y a | 0

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bode() magnitude
Hi, I Have seen the code [ mag,phase] = bode(sy s) but when i try to see the values of mag, or phase, it returns somethi...

plus de 12 ans il y a | 5 réponses | 0

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plotting the frequency spectrum
Hi, I am having trouble plotting the frequency spectrum of a sine wave. For this code, i expect the main frequency component...

plus de 12 ans il y a | 8 réponses | 0

8

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sine wave plot
Hi, I am having some trouble plotting a sine wave and i'm not sure where i am going wrong. i have t = [0:0.1:2*pi] ...

plus de 12 ans il y a | 8 réponses | 3

8

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Question

writing transfer functions in matlab
Hi, I want to write a transfer function in matlab. I know we usually write in the following way trans = tf([1 0 0], [1 0 1...

plus de 12 ans il y a | 3 réponses | 0

3

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Question

transfer function multiplication and plotting
hi have some code that looks like TF = tf(num,den,1/(60)); g1 = 10*TF; f = iztrans(g1) but when i do this, matlab ...

plus de 12 ans il y a | 1 réponse | 0

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multiple bode plots on same graph
unfortunately it is not that simple. my code looks more like g = tf([1 0.1 7.5],[1 0.12 9 0 0]); bode(g) hold on semilo...

presque 13 ans il y a | 1

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multiple bode plots on same graph
Hi, Does anyone know how to plot multiple bode plots using the "bode" function? I know that the easiest way to do this woul...

presque 13 ans il y a | 5 réponses | 0

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Question

noisy bode plot data
Hi, i have some pretty noisy bode plot data that i would like to do a curve fitting on. Does anyone know if matlab has some...