Jackson 648a how test 264c?

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Jackson 648a how test 264c?

Chas
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Posts: 744
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City: S. Dartmouth State, Province, Country: MA

#2

10-04-2025, 05:02 PM

The characteristic data is here:

https://www.radiomuseum.org/tubes/tube_264c.html

I believe it can be tested as an 864...

Possibly could substitute for a WX-12 or a type 12, not to be confused with a UX-112 which has a 5 volt filament.

Nice tube for dry battery service...

Chas

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Jackson 648a how test 264c? - by mancave - 10-04-2025, 08:04 AM

RE: Jackson 648a how test 264c? - by Chas - 10-04-2025, 05:02 PM

RE: Jackson 648a how test 264c? - by MrFixr55 - 10-04-2025, 11:47 PM

RE: Jackson 648a how test 264c? - by mancave - 10-05-2025, 02:21 PM

RE: Jackson 648a how test 264c? - by DaleHCook - 10-06-2025, 09:06 AM

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