Domanda

solve an exponential equation with 2 variables(view combinations)
Hello, i am trying to solve the following equation shown bellow, by solution i mean to find all the combinations of R2 and Vs2 t...

oltre 4 anni fa | 0 risposte | 0

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Domanda

2D oplimization plot from derivative inverse function
Hello, for x=1 i have a formula as shown bellow which is a derivative inverse function: I need to plot an optimization ...

oltre 4 anni fa | 0 risposte | 0

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Domanda

derivarite of inverse of complex function
Hello , i have a function as shown bellow syms x Y=1./(log(x)-1) fplot(finverse(Y),[5,6]) We have made an inverse by using ...

oltre 4 anni fa | 0 risposte | 0

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Domanda

complex function inverse plot
Hello, i have a plot a function y=1/(ln(x)-0.1) how can i plot X as a function of Y ,when y=[5:0.01:6] Thanks.

oltre 4 anni fa | 2 risposte | 0

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Domanda

plotting a polinomial fraction over a strict range
Hello i have a product of the polider function which gave me two polynomial 'q' as numerator 'd' as denominator. q=x+1 q=[1 1]...

oltre 4 anni fa | 1 risposta | 0

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Domanda

transfer function plot problem
Hello, I have extracted the poles and zeros of a circuit which have the following response shown in a plot bellow. the POLES a...

quasi 5 anni fa | 1 risposta | 0

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Risposto
Fourier transform of table signal
Hello i Have attached a src_square.txt source and its spectral fourier transform in the photo shown bellow and How ever the...

quasi 5 anni fa | 0

Domanda

Fourier transform of table signal
Hello, i am trying to perform an fft on a signal given by a table as shon bellow and attached in the txt file.I got the result s...

quasi 5 anni fa | 2 risposte | 0

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Domanda

table plot into transfer function
Hello, is there a way to convert a bode plot (a table of dots are given) into its transfer function expression? Thanks

circa 5 anni fa | 0 risposte | 0

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Domanda

extracting coordinates numbers from array of coordinates
Hello ,I Have a text file which i mannaged to sliceout one subtable from it.(attched txt file) and convert the frequency string...

circa 5 anni fa | 1 risposta | 0

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Domanda

text scan question of amplitude and phase
Hello i have a string which is as follows: (-7.30313259052058e-002dB,-4.26354774426478e+000°) how can i extract these two nu...

circa 5 anni fa | 1 risposta | 0

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Domanda

snr calcluation from spectrum analizer table
Hello , i have a table data (dbm vs Hz) where my signal has a certain bendwidth and the rest is a noise,is there a command or a...

circa 5 anni fa | 0 risposte | 0

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Domanda

RC circuit trasnfer function expression
Hello, this circuit was built in matlab simulink . is there a way to extract its tranfer function? Thanks

circa 5 anni fa | 1 risposta | 0

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Domanda

Transfer function or equvalent impedance from simulink or other circuit type
Hello i have a simple RLC circuit with parametric unkhown values, can MAtlab some how give me the transfer function with paramet...

circa 5 anni fa | 0 risposte | 0

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Domanda

lower index of besselh command
Hello what is the meaning of the nu=0 of the first argument in besselh. what function it will actually represent ? also z ...

circa 5 anni fa | 0 risposte | 0

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Domanda

color plot arguments questions
Hello ,what is the role of 'color' and col(d,:) arguments in the plot command? plot(phi, eta * abs(J), 'color', col(d,:)); I ...

circa 5 anni fa | 1 risposta | 0

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Domanda

phased array beam stearing function
Hello i am trying to use mathhlab STV coomand to do beam stearing as shown bellow for 4X16 array. i cant see how to define ...

oltre 6 anni fa | 1 risposta | 0

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Domanda

step by step simulink hdl cosimulation examples
Hello , where can i find examples of HDL co-simulation on co-simulation? transceiver mixed with hdl will be the best example....

oltre 6 anni fa | 0 risposte | 0

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Domanda

plotting two complex numbers points on smith chart
Hello , i have two complex numbers 7.12 +j*0.324 6.04 +j*3.15 i want to plot these two points on a smith chart (normalized to...

oltre 6 anni fa | 0 risposte | 0

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Domanda

one GPIB adress some how controls two instruments
Hello i am trying to control four instrument with GPIB connection ,in a connection which is shown bellow ,but i get a situation...

oltre 6 anni fa | 0 risposte | 0

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Domanda

serial com RS422, sending hexadeximal coomands
Hello,i am trying to communicate with a "reciever" device which is connected as shown in the attached photo(serial-com). ...

oltre 6 anni fa | 1 risposta | 0

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Domanda

controlling EGS3000B signal generator with VISA
Hello i am trying to control my ESG signal generator with gpib VISA code a simple code to change the frequency was made, but it...

oltre 6 anni fa | 0 risposte | 0

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Domanda

agylent gpib matlab connection for instrument control tool box
Hello , i have attached my Agylent series data label, and the drivers that was presented in the matlab screen, which one should...

oltre 6 anni fa | 0 risposte | 0

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Domanda

dividing a table into an array of subtables
Hello i have an array which look like in the photo bellow. every contactID has one or many activities(which are listed on the n...

oltre 6 anni fa | 1 risposta | 0

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Domanda

plot from two vectors not working "not enough arguments"
i have a 3D array called 'arr' which was created from parsing a text table i wnat to plot a single 2D cell from it. when i try...

quasi 7 anni fa | 0 risposte | 0

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Domanda

designing feed network of micro strip patch array
hello i have a patch array , is there a way in matlab (rf toolbox or antenna tool box) to get a design of the microstrip feed n...

circa 7 anni fa | 0 risposte | 1

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Domanda

running a design wizard from file exchange
Hello, I want to run "LPDADraw(handles)" from the link bellow. but i dont know what kind of "handles" variables i should create...

circa 7 anni fa | 1 risposta | 0

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Domanda

chebfun coefficient reconstruction from initial value
Hello i have an initial Chebychev coefficient of X0=1.853 from which i have to get the other coeeficient 40.507, 172.277 , 355....

circa 7 anni fa | 0 risposte | 0

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Domanda

RF Budget analyzer component symbols
Hello , is there a way to change the squares with a symbol that is not presented in the menu of the application. like BPF filt...

circa 7 anni fa | 0 risposte | 1

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Domanda

replotting radiation pattern from its txt form
Hello ,I have as simple patch antenna with a radiation pattern shown in the attached photo. i have its TXT form in the attach...

circa 7 anni fa | 0 risposte | 0

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