On 03/02/2011 21:35, V G wrote: > 2. I know if you go to walmart and ask nicely, they may let you have thei= r > disposable cameras. With those, you can then harvest their flash capacito= rs > and associated circuitry which charges the capacitor to pretty high volta= ges > (I don't remember exactly high, but should be in the 100s of volts I thin= k). 350 V usually There are cheaper ways to buy 350v caps --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .