Korg Poly800/EX800 Users

> as i understand it, they all use a synth-on-a-chip architecture, with 
one 
> chip per voice. apparently those chips are starting to die en masse.
> 

This is true, ebay regularly sees Juno 106s with "every 6th note 
missing" faults caused by a faulty 80017A chip. However, there's
several suppliers who have reverse-engineered it and produce
replacement modules made using modern parts (a search for
80017A will find plenty).

Cheers

mark-r