Use of RCA 237 Tubes in Radio with AC Powered Filiments

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codefox1
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City: Merrick, Long Island, NY

06-19-2015, 09:43 PM

Yes they are ptobablyi 37's yeah, used in auto radios too from one source. Should work in any environment as well.

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RE: Use of RCA 237 Tubes in Radio with AC Powered Filiments - by codefox1 - 06-19-2015, 09:43 PM

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