> On the ones we built (some time ago), I don't think we had > any capacitor failures with the standard 450V, 105 degree > types we used Thanks. I'm looking through datasheets but not finding anything directly obvious. There's some mention of special capacitors for high-energy studio equipment but I think standard photoflashes are well short of that sort of discharge -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist