In a message dated 9/20/98 7:14:58 AM Pacific Daylight Time, tesla@pupman.com writes: > Full wave rectification, without filtering, Richard: I figured on some filtering but still lots of ripple. I have to do something with all those 50kv ,7uf caps I have. I figure as long as the power supply puts out a little more energy than the coil is using the system should work OK or am I missing something as usual. jim jim heagy homerlea@aol.com