Thread: Early Zenith 12 & 16" Portholes...?
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Old 02-27-2008, 10:15 AM
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Eric H Eric H is offline
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The 12" metal cone tube, 12UP4 i think, is often bad also and almost completely unobtainable.
I agree with Jordan, unless you can test the tube and be sure it's good I'd avoid those sets.
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