Re: LeakDC coef to freq
olaf-xpEK/[email protected]
| Newsgroups | gmane.comp.audio.supercollider.user |
|---|---|
| Message-ID | <[email protected]> |
thank you! On 11/03/2021 20:29, [email protected] wrote: > If coef = exp(-2pi * (cutFreq/SampleRate)) > then cutFreq = -ln(coef)*SampleRate/2pi > >> On March 11, 2021 11:43 AM olaf-xpEK/[email protected] wrote: >> >> >> and from coef to freq? >> >> On 11/03/2021 15:49, [email protected] wrote: >>> Hi Olaf, >>> >>> I once figured this out, don't know how anymore, but here's the formula in sc code: >>> >>> (-2pi * (cutFreq/SampleRate.ir)).exp; >>> >>> (where cutFreq is the frequency in Hz, best between 1 and 200. >>> >>> cheers, >>> Wouter >>> >>> >>> >>> >>>> Op 11 mrt. 2021, om 08:27 heeft olaf-xpEK/[email protected] het volgende geschreven: >>>> >>>> Hi >>>> >>>> Does anyone know the formula to translate the LeakDC coef argument to frequency? (I am especially interested in the formula for audio rate.) >>>> >>>> best, >>>> >>>> olaf >>>> >>>> >>>> >>>> _______________________________________________ >>>> sc-users mailing list >>>> >>>> info (subscription, etc.): http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/mailinglist.aspx >>>> archive: http://www.listarc.bham.ac.uk/marchives/sc-users/ >>>> search: http://www.listarc.bham.ac.uk/lists/sc-users/search/ >>> _______________________________________________ >>> sc-users mailing list >>> >>> info (subscription, etc.): http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/mailinglist.aspx >>> archive: http://www.listarc.bham.ac.uk/marchives/sc-users/ >>> search: http://www.listarc.bham.ac.uk/lists/sc-users/search/ >>> >> >> _______________________________________________ >> sc-users mailing list >> >> info (subscription, etc.): http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/mailinglist.aspx >> archive: http://www.listarc.bham.ac.uk/marchives/sc-users/ >> search: http://www.listarc.bham.ac.uk/lists/sc-users/search/ > _______________________________________________ > sc-users mailing list > > info (subscription, etc.): http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/mailinglist.aspx > archive: http://www.listarc.bham.ac.uk/marchives/sc-users/ > search: http://www.listarc.bham.ac.uk/lists/sc-users/search/ > _______________________________________________ sc-users mailing list info (subscription, etc.): http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/mailinglist.aspx archive: http://www.listarc.bham.ac.uk/marchives/sc-users/ search: http://www.listarc.bham.ac.uk/lists/sc-users/search/