take-a-part on a big tube pwr supply xfmr,
Newcomb TR-139, has a 700 V-ac center tapped sec = 350 V-ac into ether a sold state rect or tube rect, whch will supply about 350 x 1.4 = 490 volts DC solid state, or about 450-460 after a tube rect,
done on a big 175 EI core with end bells, 8 amps 6.3 heater supply!
no ground wire on the shields which was weird,
we will rewind with a nylon bobbin and new wire and use it for a bass amp,
Newcomb TR-139, has a 700 V-ac center tapped sec = 350 V-ac into ether a sold state rect or tube rect, whch will supply about 350 x 1.4 = 490 volts DC solid state, or about 450-460 after a tube rect,
done on a big 175 EI core with end bells, 8 amps 6.3 heater supply!
no ground wire on the shields which was weird,
we will rewind with a nylon bobbin and new wire and use it for a bass amp,