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#4
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Maybe the tube experts know what those CRTs are. At first, I thought 21AXP22, which has a metal bell, but those tubes seem to have a slightly narrower, longer bell than the 21AXP22 that was in my CTC-4:
![]() The 21AXP22 also came after the 15GP22. Regards, Phil Nelson Phil's Old Radios http://antiqueradio.org/index.html |
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