[sdiy] Cute pseudo-physical modeling patch

Eric Schlappi eric.schlappi at gmail.com
Tue Feb 8 17:19:04 CET 2022


That's just karplus strong though right?

Especially if you are talking about using software synths to implement this
then the comb filter is probably a short delay line.

https://en.wikipedia.org/wiki/Karplus%E2%80%93Strong_string_synthesis

On Tue, Feb 8, 2022 at 4:29 PM Florian Anwander <fanwander at mnet-online.de>
wrote:

> Hello Ian
>
> Yes, its a known trick. I don't use my Nord Modular for anything else but
> such a patch. You can also use a width modulated pulse tone to excite the
> resonating delay: this will come very close to a bowed string. The
> frequency of the pulse tone should be different from the comb filters
> resonance.
>
> I'll attach the *.pch-file. I don't know whether it makes it to the list.
>
> Florian
>
> Am 08.02.22 um 15:25 schrieb Ian Fritz via Synth-diy:
>
> Hi —
>
> Just ran across this video. To obtain PM-like sounds :
> 1. Envelope a burst of white noise
> 2. Feed it through a highly resonant comb filter
> That’s it!
>
> Ian
>
>
> https://video.search.yahoo.com/video/play;_ylt=AwrVBLsO5AFiECMA5yK5mWRH;_ylu=c2VjA3NyBHNsawN2aWQEdnRpZAMEZ3BvcwMxOA--?p=pm+synthesis&vid=24924963813c1b5a687409cab7f3d2a6&turl=https%3A%2F%2Ftse2.mm.bing.net%2Fth%3Fid%3DOVP.981orasC7r-7Eg31o5jAggEsDh%26pid%3DApi%26h%3D225%26w%3D300%26c%3D7%26rs%3D1&rurl=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DfxJPq__z9ao&tit=How+to+do+physical+modeling+in+almost+any+synth&c=17&h=225&w=300&l=277&sigr=0g.ZrGS.tkb1&sigt=lqL01CtSp5uh&sigi=hCRO7kGRoIY6&age=1609031479&fr2=p%3As%2Cv%3Av&fr=yfp-hrtab&tt=b
>
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