07-12-2022, 05:40 PM
Voice coil connects to 3 and 4 on the transformer. Blue and Brown wires connect to pin 2 of the 42 tubes, one per tube. Red wire connects to one of the field coil wires. That in turn goes to the + side of the 2nd filter capacitor. The other end of the field coil goes over to the B+ side of the drive transformer or terminal 1 of #46 volt divider resistor.
http://www.nostalgiaair.org/PagesByModel...029657.pdf
your set is the code 121.
http://www.nostalgiaair.org/PagesByModel...029657.pdf
your set is the code 121.
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
![[-]](https://philcoradio.com/phorum/images/bootbb/collapse.png "[-]")
