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6SL7 / 5691 tubes
This CBS 6SL7GT tube has a tall bottle, gray plates, and a top getter with lots of chrome flashing. Tube tests as new with balanced sections, but slightly microphonic. Flashing and pins show no signs of use and tube comes in its original box.
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Price: From $11.00 to $19.00
This 1950s GE 6SL7GT tube has nickel plates and a bottom getter. Click "more info" for current availability.
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Price: From $9.00 to $19.00
This 1950s GE 6SL7GT tube has a short bottle, nickel plates, and a side getter. Click "more info" for current availability.
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This military spec 1951 Ken-Rad 6SL7GT tube has nickel plates and a bottom getter. The white print on the black base reads "JAN-CKR-6SL7GT." Tube tests as premium new with precisely matched plates. The bottle is slightly tilted in the base (see photo).
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Price: From $12.00 to $26.00
This RCA 6SL7GT tube has black plates and a bottom D getter. Tube tests good and comes in its original box.
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This 1950s RCA 6SL7GT tube has gray glass and a bottom getter. The black base has silver print with the RCA logo. Tube tests as new.
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The early 1950s military spec RCA 6SL7GT / VT-229 tubes in this premium matched pair have round black plates and bottom getters. Their black bases have silver print that reads "JAN 6SL7-GT VT-229." Both tubes test as new and are precisely matched.
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This 1950s Sylvania 6SL7GT tube has the same construction as the military spec VT-229, with round black plates and a bottom getter. The black base has green print with the Sylvania lightning logo. Tube tests as new with balanced sections and low noise.
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Price: From $22.00 to $39.00
This 1960s military spec Sylvania 6SL7WGT tube has a halo or D getter, and a brown base. Click "more info" for current availability.
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This 1950s military spec Sylvania 6SL7GT / VT-229 tube has round black plates and a bottom getter. The black base has white print that reads "JAN-CHS-6SL7GT VT-229." Tube tests as new with balanced sections.
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This very rare 1944 Tung-Sol 6SL7GT is one of the earliest versions of the 6SL7. It has round plates and black glass. Tube tests at 85% with matched plates and very low noise.
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This 1961 military spec Tung-Sol 6SL7WGT tube has ribbed gray plates and a halo getter. The brown base has silver print that reads "JAN-CTL-6SL7WGT Tung-Sol." Tube tests as new with balanced sections and 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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