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Cgs synth

Index last updated: 2026-04-28 23:16 UTC

Message

Re: another VCO wave/glitch question

2006-03-16 by sasami@hotkey.net.au

If the wave shapers are being fed with the glitched sine wave, yes,
otherwise probably not, unless whatever output you are using also has a glitch.

Check for adequate power rail decoupling.

Ken

>Hello,
>I've tried sending the triangle out of the VCO to a few different wave
>shapers. The sine shaper built onto the vco board, the wave
>multiplier, and now the blacet miniwave. On all of them I get a
>substantial glitch where the wave crosses the 0v point. It shows up
>as a spike on the scope, and an audiable buzz. The vco page mentions
>that the built on sine shaper will most likely have a glitch. I just
>figured that the wave mult. might as well. The MW shouldn't have the
>same glitch. Its late, and I haven't gone through the archives to see
>if this could be a problem w/ the MW, but I figured I'd post the
>problem here to see if anyone had any ideas. The glitch looks/sounds
>the same and is the the same spot w/ all wave shapers. Could the VCO
>be causing it?
>
>Thanks,
>Scott
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>The CGS Modular Synth home page: http://www.cgs.synth.net/
>
>Yahoo! Groups Links
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_______________________________________________________________________
Ken Stone sasami@... or sasami@...
Modular Synth PCBs for sale <http://www.blaze.net.au/~sasami/synth/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>

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