> Sorry, I can't help with a source for the diodes but I am > curious: why > do you say this is foolish? Many kV :-) ? Because of the danger? The schematic in > the link you sent is the power supply itself, not the > device it is > intended to be used for (which sounds like it is some kind > of air > filter) Filter http://www3.telus.net/chemelec/Projects/Electrostatic/Electrostatic.htm Sounds like he may know his stuff. Russell >> >> http://www3.telus.net/chemelec/Projects/Electrostatic/Electrostatic-Sc >> h.png -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist