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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...

11 years ago | 0 answers | 0

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answers

Question


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...

11 years ago | 0 answers | 0

0

answers

Question


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...

12 years ago | 1 answer | 0

1

answer

Question


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...

12 years ago | 2 answers | 0

2

answers

Question


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...

12 years ago | 2 answers | 0

2

answers

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...

12 years ago | 0 answers | 0

0

answers

Question


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...

12 years ago | 1 answer | 0

1

answer

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

12 years ago | 0

| accepted

Answered
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...

12 years ago | 0

Question


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....

12 years ago | 4 answers | 0

4

answers

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...

12 years ago | 1 answer | 0

1

answer

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

12 years ago | 0

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

12 years ago | 0

Answered
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...

12 years ago | 0

Question


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...

12 years ago | 5 answers | 0

5

answers

Question


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...

12 years ago | 8 answers | 0

8

answers

Question


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] ...

12 years ago | 8 answers | 3

8

answers

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...

12 years ago | 3 answers | 0

3

answers

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 ...

13 years ago | 1 answer | 0

1

answer

Answered
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...

13 years ago | 1

Question


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...

13 years ago | 5 answers | 0

5

answers

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...

13 years ago | 1 answer | 0

1

answer

Question


curve fitting in the frequency domain
hi, i am looking to get some frequency response data, in the form of a bode plot. When i obtain this data, i would like to ...

13 years ago | 0 answers | 0

0

answers

Question


unwrapping the phase in SISO designer
Hi, im using the siso design tool. does anybody know how i can unwrap my phase plot? on a normal bode plot figure, i can j...

13 years ago | 1 answer | 0

1

answer

Question


normalise a transfer function
Hi, I have an eighth order s-domain transfer function. Is there a way i can normalise this equation in matlab with respect ...

13 years ago | 0 answers | 0

0

answers

Question


rltool SISO design tool
Hi, i am using the SISO design tool (matlab function rltool) to design a compensator. in my frequency response, i have a re...

13 years ago | 1 answer | 0

1

answer

Question


Unobtainable bode plot ?
Hi, I am using the bode( and margin( functions. (both are used to make Bode plots) The issue I am having is with getting...

13 years ago | 1 answer | 0

1

answer

Question


cubic equations
Hi all, I was wondering if matlab had a function that can decompose my cubic function into something simpler. My preference ...

13 years ago | 1 answer | 0

1

answer

Answered
Matlab compilation inconsistancies
no they do not have the same processor. but doesn't that seem very strange? it would be highly improbable for different people ...

13 years ago | 0

Question


Matlab compilation inconsistancies
Hi, im having a strange problem where if i run my matlab script on my home computer, it seems to work fine, but if run on a diff...

13 years ago | 2 answers | 0

2

answers

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