I didn't know. One of the suggested tricks involved two clamp on ammeters and three wires and a hidden circuit, but as you say three clamp on ammeters were used - one for each wire - so that particular trick would not work.
harry On Sat, May 25, 2013 at 8:42 PM, Jed Rothwell <jedrothw...@gmail.com> wrote: > I realize that most people here know how to use a clamp on ammeter, but > there does seem to be some confusion. > > - Jed > >