----- Original Message -----
From: Ed
Tom...What is the reason you want to isolate your frogs? . . . . . . . . ..
. . .
> > > > > > > > > > > > > > > >
Their are different logic systems to supplying electric power to rails. I
learned the system where the frog is independently powered according to the
way the points are thrown. It's a fairly simplistic system, but it works
and even I don't get confused.
tom Hawley -- Lansing MI
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