obtaining spectrogram in hertz

7 Ott 2016
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Aggiornato 7 Ott 2016
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how to obtain frequency axis in hertz in spectrogram, by its inbuilt function results frequency axis in normalized mode

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Bert
Bert il 7 Ott 2016

1 voto

Hi, you should pass the sample frequency as well.
spectrogram(rand(1000,1),windowsize,overlap,windowsize,fs)
(The second time I use windowsize as an argument defines the the size off the fft)

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