[sdiy] switching and sensing

[Toby Paddock]

Rafael,
How about a hand capacitance sensor? Something simple like:
http://www.paddfam.com/c2cv.html
or a 274k pdf datasheet at
http://www.qprox.com/downloads/datasheets/qt301_106.pdf

That would work through the window.

Been doing any new contact mic stuff?

Later,
Toby

>Hey all,
>I am interested in building something for an automatic-performance in an 
>art gallery (in the window of an art gallery to be specific) where the 
>audience on the outside will have some way to interact with the action 
>on the other side of the glass.  
>...
>Best,
>Rafael