Yes, it's better to switch the hot side, not the ground side. Dale -- It's a thankless job, but I've got a lot of Karma to burn off. On Sun, 19 Jan 2003, rad0 wrote: > I was going to put a little switch in the ground line, > or the trace, between my power jack and the 7805, > > is this OK, or is there a better more correct way... -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.