Maybe a quality Bourns wirewound 10 turns pot would work as a replacement?
On Aug 9, 2017 9:22 AM, "David C. Partridge" <david.partri...@perdrix.co.uk>
> > The bridge balance pot may not be so lucky, though. I don't think it
> needs to be anything very special.
> As far as I can tell it is a very special pot wired with two resistance
> tracks. The coarse track has with two wipers connecting to the fine track
> which has just one wiper, all driven by a clever mechanism to provide both
> coarse and fine adjustments with only one shaft.
> In line art like this:
> x x
> x x<---
> x x
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