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48-200 code121 Filament Wiring incorrect
Radioroslyn
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Posts: 7,285
Threads: 268
Joined: Dec 2009
City: Roslyn Pa
#4

11-18-2017, 01:10 PM
Hi and welcome,
I think you'll find that for the most part loctal tubes the filament pins are on 1 and 8. Octals generally fils are across 2 and 7. There are exceptions like rectifier tubes, 12sq7's ect...
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
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RE: 48-200 code121 Filament Wiring incorrect - by Radioroslyn - 11-18-2017, 01:10 PM



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