Search found 2 matches

by hashemi7102
Wed Dec 30, 2009 9:48 am
Forum: PicoScope 6 for Windows
Topic: Different FFT window effect on Amplitude at peak
Replies: 3
Views: 5362

Re: Different FFT window effect on Amplitude at peak

Hi Thanx for reply. I don't Have access to any other product to compare the peaks but i have found this article: http://www.tek.com/Measurement/App_Notes/fft/eng/55W-8815-2.pdf (i also atached it) This is an aplication note for Tektronix TDS1000 oscilloscopes. it's told in section 1.23 page 22 that ...
by hashemi7102
Fri Dec 25, 2009 2:37 pm
Forum: PicoScope 6 for Windows
Topic: Different FFT window effect on Amplitude at peak
Replies: 3
Views: 5362

Different FFT window effect on Amplitude at peak

Hi
by selecting different FFT windows, Amplitude at peak will differ.
Then by which window the measure is correct?
And why you don't normalize signal after windowing to get peak
in all windows like rectangular window?
with regards