Hi Paul, Good summary. I realize that HV Caps are completely different beasts from the low voltage ones. What I was trying to say was (and I probably should have been a lot more explicit), there are a lot of issues with capacitors and before specifying them, you have to make sure they are appropriate for the application. myke Paul wrote... >Myke, first please note the following excerpt from one of my msgs, and... Today, the commercial sector is advancing computer and communication technology at a breakneck pace. In 1992, optical fiber was being installed within the continental U.S. at rates approaching the speed of sound (if computed as total miles of fiber divided by the number of seconds in the year). Aviation Week and Space Technology, October 28, 1996