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Sylvania 27 triode - matched pair
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4 matched pairs in stock
Item Number: 748
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The 27 tubes in this precisely matched pair are antique 5-pin triodes made by Sylvania and labeled for Zenith. They have ST bottles, black plates, and bottom getters. Their black bases have yellow print with the Zenith logo and matching 1946 date codes.
Both tubes test as new with very low noise and are matched to within 2% for transconductance (Gm) and to within 5% for current draw (mA). They ship in their original boxes.
These tubes are sold as a matched pair. Photo is of a sample pair from the lot.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.
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