Subject: Re: [ecasound] filter testing
From: Kai Vehmanen (firstname.lastname@example.org)
Date: Wed Sep 22 1999 - 10:23:58 EEST
On Tue, 21 Sep 1999, Jeremy Hall wrote:
> so because we hear from 0 to 22050, you take the effected range you want
> to block out, divide that in half, make the center the middle mark, and
> make the width equal to the total width, for example,
... and as Nyquist's theorem says, with sampling rate of 44100,
22050 is the highest possible frequency (half the sampling rate).
> -efr:440,20 means that anything from 430 to 450 is rejected, right?
-- Kai Vehmanen <email@example.com> -------- CS, University of Turku, Finland . http://www.wakkanet.fi/ecasound/ - linux audio processing . http://www.wakkanet.fi/sculpscape/ - ambient-idm-rock-... mp3/ra/wav
This archive was generated by hypermail 2a24 : Sat Sep 25 1999 - 19:41:15 EEST