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Nicolas


Politecnico di torino

Active since 2012

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Professional Interests: Travelling, photography, chess

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Plotting a train pulse
thanks Masoud...yes, it works but i have to write it in a way that I can change easily and not doing manually.... I think that ...

nästan 13 år ago | 0

Question


Plotting a train pulse
Hello!! I need to plot differents square waves changing the frecuency for later on compute the fft and see how it changes. Th...

nästan 13 år ago | 3 answers | 0

3

answers

Question


Why with even numbers the sin looks completly different that with odd number
Hello!! I am plotting an easy sin function but I dont understand why when the variable delta is 0.2 0.4 0.6 and so on I get a p...

nästan 13 år ago | 2 answers | 0

2

answers

Answered
little problem in plotting a signal. Both x, y has the same lenght but is not plotting correctly
Hello!Thanks for the response. By i I mean the imaginary unit. What I am trying to do with the loop is to calculate the vector...

nästan 13 år ago | 0

Question


little problem in plotting a signal. Both x, y has the same lenght but is not plotting correctly
Hello!! I have this code and I am not getting what I should, that actually is a kind of sin that decrease whith the time. I hav...

nästan 13 år ago | 3 answers | 0

3

answers

Answered
Hanning Window
Hello! Mainly, because it filters out with 42.3 dB all the freq. after the 3dB main lobe. It is easy to compute and gets really...

nästan 13 år ago | 0

Question


Helping with the plot of a function
Hello!! I am trying to plot a function in freq-domain that decrease with f, I should get a kind of sin that decrease when time ...

nästan 13 år ago | 1 answer | 0

1

answer

Question


Plotting differents square waves
Hello!! I need to plot differents square waves changing the frecuency for later on compute the fft and see how it changes. T...

nästan 13 år ago | 0 answers | 0

0

answers

Question


Differences between fft, psd, pwelch etc..
Hello! I am trying to plot in the freq domain but I have found a lot of different ways to proceed but I cant see the differen...

nästan 13 år ago | 2 answers | 1

2

answers

Question


plot a signal in the freq domain
Hello!! I am trying to plot this function X= m*((sin(pi*f/2*m)*sin(pi*f/n))/pi*f*cos(pi*f/2*m))^2; that is in the freq doma...

nästan 13 år ago | 2 answers | 0

2

answers