[sdiy] CS70M aftertouch

[Dan Snazelle]

That's a pretty neat way to do it ! 

Sent from my iPhone

> On Jan 31, 2015, at 7:59 PM, "John Henson" <synthnerd at eircom.net> wrote:
> 
> Hi Greg,
> I worked on a CS60 a few years ago that had a similar aftertouch system,
> a metal vane opened up to allow light from a bulb to shine on a photocell which generated the pressure voltage. From the sound of it, your problem is with the mechanics of the system, perhaps a strip down clean and lube of the mechanism may cure the issues, or else the wrong type of spring is in it.
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