03-07-2011, 10:21 PM
Don't know for sure but the 5pin guys some may have an arrow pointing between pins 1 and 5. I know that 6pin tubes have an arrow between pins 1 and 6.
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