For time-variant one-pole LP and HP, I use these coefficients with rpole~: http://www.earlevel.com/main/2012/12/15/a-one-pole-filter/.
They have a fairly accurate response for basically the whole spectrum. Below .01Hz or so, you need double precision. Dario On Wed, 13 Mar 2019 at 19:13, Alexandre Torres Porres <por...@gmail.com> wrote: > > > Em qua, 13 de mar de 2019 às 07:30, Peter P. <peterpar...@fastmail.com> > escreveu: > >> * Alexandre Torres Porres <por...@gmail.com> [2019-03-12 18:21]: >> > Em ter, 12 de mar de 2019 às 06:31, Kosmas Giannoutakis < >> > giannoutakiskos...@hotmail.com> escreveu: >> > >> > > Hi, is there any implementation of filters in Pd with audio rate >> cutoff >> > > frequency? >> Forgive me if this has been posted already, but what about [vcf~] which >> has a lowpass and bandpass output and a signal inlet for cutoff? > > > yup, that and bob~ have been mentioned. I could add other lower level > options like the raw filters [rpole~]/[rzero~]/etc) and [fexpr~], but that > requires a deeper knowledge on how to use them. And on that topic, let me > show off my advanced filters section in my Live electronics Tutorial, which > presents this knowledge: > https://github.com/porres/Live-Electronic-Music-Tutorial/tree/v-1.0beta-7/Vol.3(in.progress)/Part.09-Filters%26Reverb/31-Filters(Advanced) > > cheers > _______________________________________________ > Pd-list@lists.iem.at mailing list > UNSUBSCRIBE and account-management -> > https://lists.puredata.info/listinfo/pd-list >
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