it's a homemade potentiometer, just like on a guitar or synth. the black strip's resistance varies depending on where he moves his finger, the metal strip would connect to the input of his controller board.
it's a cool idea, been posted before.
Last edited by Tone Deft on Wed Apr 15, 2009 4:36 am, edited 1 time in total.
In my life
Why do I smile
At people who I'd much rather kick in the eye?
-Moz