[sdiy] CEM / V3340 output spikes

Ian Fritz ijfritz at comcast.net
Mon Aug 14 17:48:47 CEST 2017


Use a better design!  This one has a nice, fast, clean reset:
http://www.electro-music.com/forum/topic-28713.html&postorder=asc

And -- filtering doesn't work very well on this problem.  It just smears 
the spike out, so it becomes more audible.  Best to just put the signal 
through a low slew-rate opamp, like the 741.

Ian


On 8/14/2017 7:05 AM, Martin Klang wrote:
> yes that's exactly it.
> 
> I should probably filter it out before mixing to reduce the buzz. But
> it's a bit nice on the sawtooth!
> 
> 
> Martin
> 
> 
> On 14/08/17 13:41, Michael Zacherl wrote:
>> you mean it’s more present in the mixed signal than it should be, resulting in a “buzz” in the triangle sound?
> 
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-- 
ijfritz.byethost4.com



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