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About showmin

Showmin Qang (@showmin)

I got my CS PHD degree in NCKU, Taiwan. I've joined Positive Grid LLC since late 2014. I'm interested in the topics of computer science, audio signal processing, and any other music-related product and algorithm.

Re: Phase difference b/w two sinusoidal signals using FFT

Reply posted 6 years ago (04/28/2018)
Exactly. Also keep in mind that the range of the phase you got using FFT usually wrapped between [-0.5pi +0.5pi], which means that you will not possibly measure...

Re: harmonic distortion of a single-tone excitation

Reply posted 8 years ago (02/08/2017)
I think you can easily get the answer by applying Fourier series analysis on the output (nonlinear) signal. 

Re: Higher order filter from 1st and 2nd order design

Reply posted 8 years ago (08/19/2016)
Which kind of filter do you want ? IIR or FIR ? The fir2 function in MATLAB may be able to satisfy your requirement.

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