Discussion about the Korg PolySix synthesizer

hmmm.... intensity wasn't vary'ing when i was checking pin 1. when it was on 0 it was 0.5 v when it was set on 10 voltage was 0.01 v or sth like that...



--- In PolySix@yahoogroups.com, Andrew Jury <andy@...> wrote:
>
> Hi Radek,
> 
> Seems that the KLM-367 is not the issue. BTW the intensity voltage should
> vary from ­5V (0) to +5v (10). Next turn to the KLM-368 and check the switch
> input buffer op-amps (IC23) and then the quad bilateral switch IC14. One
> thing to note. I have had various NE571 compander chips fail on these board
> before which cause numerous and amusing effects of there own!
> 
> Let us know how you get on.
> 
> Cheers,
> Andy
> 
> 
> On 06/01/2011 10:40, "radek" <radek.tymecki@...> wrote:
> 
> >  
> >  
> >  
> >    
> > 
> > Hi there!
> > 
> > pin 1, 10 and 11 went high. also voltage on pin 1 of ic16 changed when i was
> > turning speed knob.
> > 
> 
> 
> 
> [Non-text portions of this message have been removed]
>