man i've start bending 2 weeks ago and i maked a toy keyboard into a noise machine the toy have a potentiometer for regulating the pitch some switche to new drum machine like sounds and two  adjustable (did i speak adjustable right? im brazilian sometimes my english fail hehe but not always) tractor and "alien cat" sounds and i plan more for this keyboard and for two quitars and a drum machine....
please pete if you can recommend me some eletronics books or more content or sites like this i will thank you and i like alot your sound you rock man!!! :)
greetings from brazil!!