[sdiy] CEM / V3340 output spikes

Tom Wiltshire tom at electricdruid.net
Mon Aug 14 18:39:44 CEST 2017


Hi Martin,

If it’s a spike below zero, could you cut it off with a half-wave rectifier? One op-amp and a couple of diodes would make a nice precision rectifier which would remove it pretty effectively.

HTH,
Tom

==================
       Electric Druid
Synth & Stompbox DIY
==================

> On 14 Aug 2017, at 14:06, Martin Klang <mars at pingdynasty.com> wrote:
> 
> thanks for letting me know Matthias, and yes "negative overshoot" is a
> better description of what is happening.
> 
> 
> Martin
> 
> 
> On 14/08/17 12:39, Matthias Herrmann wrote:
>> the negative overshoot of the ramp is what i experienced with the original
>> CEM3340 as well. seems it is by design.
>> 
>> cheers,
>> matthias
>> 
> 
> _______________________________________________
> Synth-diy mailing list
> Synth-diy at synth-diy.org
> http://synth-diy.org/mailman/listinfo/synth-diy





More information about the Synth-diy mailing list