02-23-2019, 01:56 AM
If your generator has an audio output (some have a 400cy audio output) you can connect it to the grids (one at a time thru a cap) of the 30 and the 19 tubes to hear if it will pass any audio.
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