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Sylvania 7591A - matched pair, coin base
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Price: From $92.00 to $97.00
Product Options
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The Sylvania 7591A tubes in this precisely matched pair have gray plates, halo getters, and coin bases. Some of the pairs in this lot are labeled for other companies (see "product options") but they are all made by Sylvania.
Both tubes test as new and are precisely matched for both Gm and current draw (mA). Flashing may show signs of light use. Tubes ship in new white boxes.
These tubes are sold as a matched pair. Photo is of a sample pair from the lot. Singles, when available, are listed as Item 933.
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The 1966 Sylvania 7591A tubes in this precisely matched pair were labeled for Fisher. They have gray plates and halo getters. Their black octal bases have yellow print with matching date codes. Both tubes test as new and are precisely matched.
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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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