On 03/02/2011 21:35, V G wrote: > 3. This is purely a guess, and someone more knowledgeable may be able to > expand on this, but you could try building a capacitor charge pump. You c= an > use DC-DC step up converters from Linear Technology (free samples) to get > voltages first to around 20-25 volts or so, then use some "medium" voltag= e > capacitors in series to get the 1000V. you need AC drive and loads of rectifiers too Some circuits=20 http://en.wikipedia.org/wiki/Cockcroft%E2%80%93Walton_generator --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .