>From: David Stinson <arc5 at ix.netcom.com> .... >Be sure to check for leakage from terminal to terminal- >not just to the case ground. >They're bad about that. OK, did that. I could measure no appreciable leakage in the 3X.22 tub terminal to terminal nor terminals to ground (at 190 VDC, anyway). I think that this is a good unit. Brad