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Sylvania 6SN7GT - early ladder plates, matched pair
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SOLD OUT
Item Number: 369
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The 1951 Sylvania
6SN7GT tubes in this precisely matched pair have ladder-style black plates
with copper grid posts and bottom D getters with lots of flashing. The green print on the
bases has the Sylvania lightning logo.
Both tubes test as new with balanced sections and low noise. They are
matched for both current draw (mA) and transconductance (Gm). Tubes ship
in new white boxes boxes with test results for each triode section.
These tubes are sold as a matched pair.
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This 1950 Sylvania 6SN7GT tube is from the "Bad Boy" era of Sylvania 6SN7 production. The early black plates have 3 rivets with copper grid posts. The green print on the base has the early lightning logo. Tube tests as new with balanced sections.
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This 1951 Sylvania 6SN7GT tube has ladder-style black plates with copper grid posts and bottom D getters with lots of flashing. The green print on the base has the Sylvania lightning logo. Tube tests as new with low noise.
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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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