OldSynths

--- In oldsynths@yahoogroups.com, Al Thompson <biggles58@...> wrote:
>
> edncori wrote:
> >
> > Mouser, DigiKey, Parts Express, Electronic Goldmine, etc.  They all ought to have 'em.
> >
> > I don't know which trimmers are being replaced but I'd say go with multi-turn trimmers as replacements.
> >   
> 
> Good call!  Also, use cermet trim pots.  They don't develop 'dead spots'
> like carbons do.
> 
> 

The multi-turns take a little more time to set but are much more likely to be stable.  Once set, a dot of nail polish on the adjustment screw will pretty well lock them in and it's still easy enough to break that seal when it's time to re-calibrate.