MATRIXSYNTH: Polivoks Filter Clone


Friday, April 07, 2006

Polivoks Filter Clone

Title link takes you to the Polivoks Filter Clone site by Marc Bareille.

James R. Coplin built one and recorded this 261k MP3 of the clone. Check it out. It's a wicked sounding filter.

James on the filter:
"I just got done putting a Polivoks filter together on a breadboard and thought some folks might like to hear how it sounds. The filter is from Marc Bareille's adaptation and sounds like drinking vodka through broken lips and teeth must feel! A big thanks to Marc for all his help. I will be posting full details of the project with some additional adaptations that Marc told me about to use some hard to get parts. I'm thinking I need about 4 of these in my rig." "The thing has *no* caps in the filter and has a very strange resonance characteristic as a side effect. At extreme settings instead of producing a sine wave, it makes a squarish wave and eventual kind of craps out as you can hear.

The patch was just three saws running in and then out through a vca. There was *no* distortion added or sync on the osc. All that grunge is from the filter itself. I wouldn't want one as my only filter but I got to tell you, this thing is wonderful. I'm not exaggerating when I say I'm building 4 of them for my rig. Processing drums with these is lovely."

5 comments:

  1. I'm convinced, Polyvox rocks!

    ReplyDelete
  2. That filter sounds awesome. The Polivoks in general is a very nice sounding synth. Anyone have space where I can host an mp3? I managed to snag a rather nice Polivoks demo a while back.

    ReplyDelete
  3. actually,if you yank a Arp 4023 out and input a very hot signal(not what it's given in the whiteface),it sounds very similiar but with bass that has you grinning spontaneously.It also konks out.Mind you a potted module with fragile CA3080s,i don't recommend anybody repeats my research:-)

    ReplyDelete
  4. This is the filter of Sauron in Mordor.

    ReplyDelete

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