> Since I have 200V caps laying around from scrapped AT computer > power supplies , I thought of stacking 5 of them and balancing the > voltage with high value resistors and 200V zeners. Is there a better > way ? My Big Boy's Book Of DC Supplies has a mains-driven 1100V 100mA circuit. There are 3 x 64uF 450V caps in series between V+ and 0V with a 25k 10W bleeder resistor across each cap -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist