[Milsurplus] TBW Transmitter power-ON - filament wiring
Greg Mijal
bluebirdtele at embarqmail.com
Wed Jun 3 20:46:22 EDT 2009
Thanks to all for your input.
Some folks say don't modify it if it's in NOS condition. Others say do what
you need to do to get it on the air.
I think I will split the difference and try to fire it up without cutting or
soldering stuff in.
A home brew supply is nearly finished and out putting 1.6 kvdc and 500 vdc
unloaded. Also, 10 vac @ 5 amps and 12 vac is available onboard.
All I have to work with is a smallish system schematic and I looked at the
filament wiring for the HF unit. The two 836's are wired together at the
filaments and what looks like a resistor array for both. Since the 836
lists as a 12 v tube, I wonder what uncle Sam used for filamant power. Any
ideas?
Thanks
Greg
WA7LYO
Kinston NC
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