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6SN7GTA Sylvania made - premium matched pair, tall bottle
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1 in stock
Item Number: 557
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The 1955 6SN7GTA tubes in this premium matched pair were made by Sylvania and labeled for Philco. They have tall bottles, triangular black plates, and top getters with lots of chrome flashing. The black bases have red print. It's very hard to find matched pairs of these in such excellent condition!
Both tubes test new with very low noise. They are matched to within 2% for both transconductance (Gm) and emissions (mA).
This tube is sold as a premium matched pair. Photo is of actual tubes. |
This 1950s Sylvania 6SN7GTA dual triode preamplifier tube has a medium bottle with clear glass, triangular black plates, and a top getter with lots of chrome flashing. The black base has green print. Tube tests as premium new.
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Price: Starting at $64.00
The 1950s Sylvania 6SN7GTA tubes in this premium matched pair have short bottles, triangular black plates, and top getters with lots of chrome flashing. The black bases have green print with the old lightning Sylvania logo and matching date codes.
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This 6SN7GTA tube was made by Sylvania and labeled for other companies. It has a short bottle, full base, black triangle plates, and heavy chrome flashing. Among the earliest chrome dome types! Tube tests as new.
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This 6SN7GTA was manufactued by Sylvania and labeled for other companies. It has a short bottle, top getter with lots of chrome flashing, and full black base with yellow print. The black t-plates have 3 rivets. Tube tests as new.
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Product Reviews
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar players, DIY tube audio enthusiasts, and audiophiles.
We also offer high quality and hard to find parts for DIY tube amplifier projects.
Our website features secure payment options and fast, convenient shipping around the world.
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