Original poster: "Jason Petrou by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jasonp-at-btinternet-dot-com> Matt, > They are inverters.Will die quickly from any CEMF. > > Matt Not true!! I ran a little TC once of an inverter, and so long as you put a line filter on the NST secondary there is no prob at all!!! Jason