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Craig Dekker


15 total contributions since 2019

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Question


fourier series solution?
How does one enter the following into Matlab to get final solution? I = 4/pi * [SUM(n to infinity, odd values) (1/n)*sin(ws*t...

7 mois ago | 0 answers | 0

0

answers

Question


Need to test all permutations
Say I have the following: A = [1 2 3], B = [1 2], C = [4], D = C + B*A I need D to contain all permutations of C+B*A: D1 = 4...

8 mois ago | 1 answer | 0

1

answer

Answered
Element multiplication and subtraction
The second solution (M2) matches my results via excel. Thank you!

8 mois ago | 0

Question


Element multiplication and subtraction
I'd like to run the following though I keep getting element multiplication/division errors: Ron = 0.012; RL = 0.003; R ...

8 mois ago | 3 answers | 0

3

answers

Question


how to plot phase of RHP zero
When I plot the following RHP zero using bode I get a phase plot that starts at +360 degrees then ends at +270 degrees. I'm e...

9 mois ago | 0 answers | 0

0

answers

Question


how to use result from diff function
With the following: % Find d(Zo)/w Lf = 330e-6; Cf = 470e-6; Rf = 1; Cb = 2.5*Cf; syms w; Zo = sqrt(((w^2)*Lf...

9 mois ago | 0 answers | 0

0

answers

Question


how to convert groups of complex pole pairs to groups quadratic transfer function
Is there function which takes in one or more sets of complex poles or zeroes and converts them to quadratic polynomials i.e. a q...

9 mois ago | 0 answers | 0

0

answers

Question


Looking for an identity or process to break one function into to
Would like to go from here: (A'*C - B*C) / (A + B) to A'*C/A - B*C/(A*(A+B)) Can anyone name this identity or process...

9 mois ago | 1 answer | 0

1

answer

Question


tf2zp how to use k value
Setup: 2_a Coef and pole/zero pairs and gain (k) aN = 2.11e-12; bN = 3.90e-6; cN = 0; aD = 1.07e-10; bD = 2.97e-5...

10 mois ago | 1 answer | 0

1

answer

Question


does matlab have a s plane component to factored zero/pole converter?
Wondering if Matlab can convert functions to factored pole/zero pairs and not just list poles and zeros (like #3 below). Exam...

10 mois ago | 0 answers | 0

0

answers

Question


how to plot constant gain with bode
How does one plot a constant gain with bode? The following example gives me the following error: R1 = 81800; R2 = 1...

10 mois ago | 1 answer | 0

1

answer

Answered
step function with rise and fall times?
I understand how u is "shaped". Why did you multiplied Zo by 200 (y*200)? "plot(t,y*200)" What does function "tlim" do? Loo...

10 mois ago | 0

Answered
step function with rise and fall times?
How exactly does one us the lsim function? I added "step(Zo)" and "lsim(Zo, u, t)" below to compare results. With step I s...

10 mois ago | 0

Question


step function with rise and fall times?
I'm looking for something similar to a step function where I can adjust the rise time, fall time and magnitude of the step heigh...

10 mois ago | 2 answers | 0

2

answers

Question


How can one modify the displayed units in the Bode plot from "Magnitude(dB)" to "Magnitude(dBV)" or "Magnitude(dB-ohms)" etc.
How can one modify the displayed units in the Bode plot from "Magnitude(dB)" to "Magnitude(dBV)" or "Magnitude(dB-ohms)" etc. ...

10 mois ago | 0 answers | 0

0

answers