RING GETTER. BLACK ANODE.
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Tube testers do not test for these problems in the manner in which you think, except to the extent that a tube tester with sensitive leakage detection will find far more “noisy” tubes than a tube tester with only “fair” leakage sensitivity, to the extent that the noise is due to this problem.
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Very obviously the first time out of the boxes since 63’ when packed originally. Tested strong as one would expect. I will package these properly and ship them promptly.
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Beautiful Condition Pair of Tubes that seem unused. Both test strong and have completely matching date codes as well as the JA production stamp.
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5814A RAYTHEON. SQUARE GETTER. TRIPLE MICA. BLACK ANODE.
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D GETTER, GREY ANODE. TRIPLE MICA.
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NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states "Individual tubes, like any manufactured product, may have characteristics that range above or below the values given.
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Beautiful Condition USAF 5814a tube, seems unused. Tests strong and has 1961 date code as well as the JA production stamp. I will package properly and ship promptly. I have one other listing for two of these, if you need three I’m happy to make a deal.
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