11-06-2010, 06:36 AM
What model Philco is it? Don't know of any that use a varistor in the circuit. If it is truly an aa5 the heater string should operate at or about 121v@150ma. +10% isn't going to be a problem for the filaments.
Terry
Terry
When my pals were reading comic books
I was down in the basement in my dad's
workshop. Perusing his Sam's Photofoacts
Vol 1-50 admiring the old set and trying to
figure out what all those squiggly meant.
Circa 1966
Now I think I've got!
Terry
