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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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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Tube 1.2425/2550. Tube 2.2600/2300.
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This is a General Electric GE 12AX7A / 7025 vacuum tube, which is a NOS (New Old Stock) item. It is a vintage tube that is suitable for use in audio and video equipment. The brand of the tube is GE, and it is designed to fit into a variety of models, including the 7025. This vacuum tube is a great addition for enthusiasts of vintage electronics, and it is sure to improve the performance of your equipment.
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Both tubes feature short grey plates with a top-mounted "O" getter. CLEAN tubes with clear lettering and nice straight pins. Test VERY STRONG on my Amplitex digital tester with BALANCED sections! I have two of the best tube testers ever made that I use to fully test tubes.
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Closely matched pair at ~ 3%. Matching codes also. Very nice and clear printing. Gas (Grid Current)Test: Passed. Mutual Conductance (GM)Test: 50 & 49 and 50 & 52 (49 = Average NOS and 32 = Good MINIMUM).
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Reference tube is tested first then the tube listed for sale.
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RCA 12AU7 / ECC82 Vintage Tube Tested Strong - New Old Stock. Condition is "New". Shipped with USPS First Class.
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