This 1957 CBS 5692 tube is a military spec 6SN7 tube. It has a short bottle, dual top getters, and black plates. This tube's triple mica and 11 support rods contribute to its long life and low noise. Tube tests good with very low noise.
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This GE 5692 tube is a premium quality 6SN7 tube. It has a short bottle, dual top getters, and a black base. This tube's triple mica and 11 support rods contribute to its long life and low noise. Tests as new with balanced sections and very low noise.
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Price: From $29.00 to $97.00
This RCA 5692 is an industrial grade 6SN7 tube type--and an audiophile favorite. It has a short bottle, red base, and dual top getters. The triple mica and 11 support rods give it long life and low noise. Click "more info" for current availability.
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Price: From $49.00 to $84.00
The 1951 GE 6SN7GTA tubes in this precisely matched pair have short bottles, side horseshoe getters, black plates with copper grid posts. Click "more info" for current availability.
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Price: From $12.00 to $32.00
This 1950s GE 6SN7GTA tube has a short bottle, side horseshoe getter, and gray plates with copper grid posts. The black base has white print with the GE logo. Click "more info" for current availability.
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The early 1960s GE 6SN7GTB tubes in this precisely matched pair have medium bottles, parallel gray plates, and side getters. The black bases have white or red print with the GE logo. Click "more info" for current availability.
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This military spec Philips JAN 6SN7WGTA tube has a medium bottle, disc getter, and Sylvania-style black plates. The black base has green print with the PhilipsECG logo. Tube tests as new with balanced sections and very low noise.
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The military spec Philips JAN 6SN7WGTA tubes in this precisely matched pair were made in the USA. They have medium bottles, disc getters, and Sylvania-style black plates. Both tubes test as new and are matched for current draw (mA) and Gm.
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This early 1960s Raytheon 6SN7GTB has a medium bottle, a halo getter with copper support wire, and black plates. The black base has yellow print with the Raytheon logo. Tube tests as new.
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This Raytheon 6SN7GTB tube has a tall bottle, halo getter, and gray plates with copper grid posts. The black base has yellow print with the Raytheon Uniline logo. Tube tests as new.
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Price: From $14.00 to $47.00
This 1950s RCA 6SN7GT tube has a medium bottle, bottom D getter, and staggered black plates with copper grid posts. The full black base has silver print with the RCA logo. Click "more info" for current availability.
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This 1950s-1960s RCA 6SN7GTB tube has a medium bottle, bottom D getter, and staggered black plates with copper grid posts. The black base has silver or red print with the RCA logo. Tube tests as new with very low noise.
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The 1960s RCA 6SN7GTB tubes in this precisely matched pair have medium bottles, staggered black plates, and bottom D getters. The black bases have silver or red print with the RCA logo. Both tubes test as new with balanced sections.
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This 1950 military spec RCA 6SN7GT has the same structure as the legendary RCA VT-231 tubes. The silver print on the base has the RCA logo and reads "JAN CRC-6SN7-GT." Click "more info" for current availability.
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This rare 1940s RCA VT-231 is a military spec 6SN7GT. It has a medium bottle with gray glass and staggered black plates. The silver print on the base has the RCA logo and reads "JAN-CRC-6SN7-GT VT-231." Click "more info" for current availability.
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This 1949 Sylvania 6SN7GT tube has the same structure as the military spec VT-231 from the 1949-1953 "Bad Boy" era of Sylvania 6SN7 production. It has a medium bottle, bottom getter, and early black plates with 2 rivets. Tube tests as new.
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Price: From $34.00 to $64.00
This early 1950s Sylvania 6SN7GT / 6SN7GTA tube has a short bottle, early black plates, and lots of chrome flashing. The full black base has green print with the Sylvania lightening logo. Click "more info" for current availability.
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The 1953 Sylvania 6SN7GTA tubes in this precisely matched pair have short bottles, early black plates, and lots of chrome flashing. Both tubes test as new with balanced sections and are matched for both current draw (mA) and transconductance (Gm).
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The 1950s Sylvania 6SN7GTA tubes in this precisely matched pair have short bottles, black plates, and halo getters with lots of chrome flashing. Both tubes test as new and are matched for both current draw (mA) and transconductance (Gm).
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This 1950s Sylvania 6SN7GTA tube has a medium bottle, black plates, and a halo getter with lots of chrome flashing. The black base has green print with the Sylvania logo. Tube tests as new.
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Price: From $64.00 to $69.00
The 1960s Sylvania 6SN7GTB tubes in this precisely matched pair have medium bottles, black plates, and lots of chrome flashing. They are matched for both current draw (mA) and transconductance (Gm). Click "more info" for current availability.
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This 1960s Sylvania 6SN7GTB tube has a medium bottle, black plates, and a halo getter with lots of chrome flashing. The black base has yellow print with the Sylvania logo. Tube tests as new.
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This 1956 military spec Sylvania JAN 6SN7WGT has a medium bottle, early black plates with 3 rivets and an extra support rod, and a nice chrome dome. Tube tests as new with very low noise.
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Price: From $24.00 to $49.00
This 1960s military spec Sylvania 6SN7WGTA has a medium bottle, black plates, and a halo getter. The green print on the glass reads "JAN CHS 6SN7WGTA." Click "more info" for current availability.
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This Sylvania 6SN7WGT tube has the broadcast quality Gold Brand label. It has a brown base, a top getter with lots of chrome flashing, and early black plates with 3 rivets. Tube tests as new with balanced sections and very low noise.
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Price: From $14.00 to $44.00
This 1950s Tung-Sol 6SN7GT tube has a early gray plates, a bottom getter, and distinctive "mouse ear" micas. The black base has white print with the Tung-Sol logo. Click "more info" for current availability.
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This unusual 1960 Tung-Sol 6SN7GT has a medium bottle, a bottom getter, and RCA-style staggered black plates. The full black base has silver print with the Tung-Sol logo. Tube tests good.
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Price: From $84.00 to $179.00
This rare 1940s military spec Tung-Sol JAN CTL-6SN7GT / VT-231 tube is one of the most renowned 6SN7 tube types ever made. It has a medium bottle with black glass, round black plates, and an oval mica. Click "more info" for current availability.
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Price: From $19.00 to $49.00
This 1960s Tung-Sol 6SN7GTB tube has the same structure as the military spec 6SN7WGT. It has a tall bottle, black plates, and a horseshoe or halo getter. The black base has white print with the Tung-Sol logo. Click "more info" for current availability.
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The early 1960s Tung-Sol 6SN7GTB tubes in this precisely matched pair are structurally identical to the Tung-Sol 6SN7WGT with tall bottles, black plates, and horseshoe getters. Both tubes test as new with very low noise and are precisely matched.
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