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DFFT output images symmetry
Hi all. Im performing DFFT on matlab and I got this signals output. As you can s there is a simetry but not the same. Its ri...
oltre 7 anni fa | 0 risposte | 0
0
risposteFFT implementation by myselft
Because I have an array of 1024 values and I make: sum=0 for k=1:1024 for j=1:1024 sum= sum+x(j)*ex...
oltre 7 anni fa | 0
FFT implementation by myselft
Hello. Ive other question regards this topic. if the input sinal is not periodic. I have to take out the N=40? Can it be...
oltre 7 anni fa | 0
Domanda
FFT implementation by myselft
Hello. Im studying discrete fourier transform and for that I want to implement it. I mean, this is the code I made but there is ...
oltre 7 anni fa | 4 risposte | 0
4
risposteDomanda
Particular signal generator on simulink
Hello All. Im studying the clock source signals on frecuency domain. And for that I need to generate on simulink a pulse tra...
oltre 7 anni fa | 0 risposte | 0
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risposteDomanda
It's right the next code
Hello I'm trying to grahp the frecuency spectrum of 3 diffente signal. What do you think about the next code? It's right that th...
quasi 9 anni fa | 1 risposta | 0
1
rispostaif fft is a discrete fourier transform
Im studing with "Introduction To Digital Signal Processing And Filter Design (2005) - Shenoi - Wiley " as well I'm using matlab ...
circa 9 anni fa | 0
Domanda
if fft is a discrete fourier transform
if the fft (fast fourier transform) is a discrete fourier transform, so Why the spectrum is not repetitive? https://en.wikipedia...
circa 9 anni fa | 2 risposte | 0
2
rispostedoubt fft with values
Thanks. I work!, but I do not understand why I should divide the fft(x)'s vector by lenght(x). For example in the next pictu...
circa 9 anni fa | 0
| accettato
Domanda
doubt fft with values
<</matlabcentral/answers/uploaded_files/60877/Captura.PNG>> If you see, there is sin( 2 *pi* 15* t) signal and I want to show...
circa 9 anni fa | 2 risposte | 0
2
risposteDomanda
I need to change the codification from UTF-8 to windows 1250
I have same simulink files to open and I can not because they are in windows 1250 and the matlab I had installed is UTF-8. Is th...
circa 10 anni fa | 1 risposta | 0
