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In Reply to: RE: Quick one: Does anyone have Hickok 539C test data for 307A (VT-225) tube? posted by johnmil on March 21, 2014 at 09:45:26:
Hi
Thanks for info, unfortunately no result. The filaments didn't light, so it's those 1st two letters that have to connect the filament pins.
I can't find another corresponding tube with same pinout.
cheers
Pete
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Follow Ups
- 307A (VT-225) tube - PeterI 12:57:21 03/21/14 (5)
- RE: 307A (VT-225) tube - baileyler 13:49:26 03/21/14 (4)
- RE: 307A (VT-225) tube -data sheet link - PeterI 14:02:13 03/21/14 (3)
- RE: 307A (VT-225) tube -data sheet link - johnmil 05:41:08 03/22/14 (2)
- Yes, good idea. NT - PeterI 06:20:32 03/22/14 (1)
- RE: Yes, good idea. NT - johnmil 06:50:59 03/22/14 (0)