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6SN7 / 5692 tubes

Displaying products 1 - 25 of 25 results
GE 5692 - brown base
GE 5692 - brown base
Price: $84.00
GE 5692 - brown base
This 1960 GE 5692 tube is a premium quality 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 as new with balanced sections and low noise
RCA 5692 - red base
RCA 5692 - red base
Price: $92.00
RCA 5692 - red base
This 1954 RCA 5692 is an industrial grade 6SN7 tube type--and an audiophile favorite. It has a red base with white RCA logo (partial). This particular tube has a tilted bottle (does not affect tube performance). Tube tests as new with balanced secti
Sylvania 5692 / 6SN7GTB - GE label
Sylvania 5692 / 6SN7GTB - GE label
Price: $44.00
Sylvania 5692 / 6SN7GTB - GE label
This Sylvania 5692 tube is a low noise, long-lived 6SN7 type tube (its construction resembles a Sylvania 6SN7GTB more than the older 5692s made by RCA and CBS). The white print on the glass has the GE logo. Tube tests as new with balanced sections.
GE 6SN7GTB - matched pair
GE 6SN7GTB - gray plates, matched pair
Price: $74.00
GE 6SN7GTB - gray plates, matched pair
The early 1960s GE 6SN7GTB tubes in this precisely matched pair have medium bottles, parallel gray plates, and side getters. The GE logo is printed on the glass or bases.
GE 6SN7GTB - matched quad
GE 6SN7GTB - matched quad
Price: $178.00
GE 6SN7GTB - matched quad
The 1960s GE 6SN7GTB tubes in this precisely matched quad have short bottles, gray plates, and side O getters. The green print on the glass has the GE logo (partial). All 4 tubes test as new with balanced sections and low noise.
National Union 6SN7WGT - early black plates, chrome dome
National Union 6SN7WGT - early black plates, chrome dome
Price: $64.00
National Union 6SN7WGT - early black plates, chrome dome
This 1953 military spec National Union 6SN7WGT has a short bottle, early black plates with 3 rivets and an extra support rod, and a nice chrome dome. The black print on the brown base has the National Union logo. Tube tests as new with very low noise.
Raytheon 6SN7GTB - black plates
Raytheon 6SN7GTB - black plates
Price: $34.00
Raytheon 6SN7GTB - black plates
This 1950s Raytheon 6SN7GTB has black plates and a halo getter with copper support post. The black base has yellow print with the Raytheon logo. Tube tests as new with balanced sections.
Raytheon 6SN7GTB - gray plates
Raytheon 6SN7GTB - gray plates
Price: $29.00
Raytheon 6SN7GTB - gray plates
This 1960s Raytheon 6SN7GTB tube was made in the USA. It has a halo getter and gray plates with copper grid posts. The black base has yellow print with the Raytheon logo. Tube tests as new.
RCA 6SN7GT - gray glass
RCA 6SN7GT - gray glass
Price: $64.00
RCA 6SN7GT - gray glass
This early 1950s RCA 6SN7GT has a medium bottle with gray glass, staggered black plates, and a bottom getter. The silver print on the base has the RCA logo. Tube tests as new with balanced sections.
RCA 6SN7GTB
RCA 6SN7GTB
Price: $39.00
RCA 6SN7GTB
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.
RCA 6SN7GTB - filament mica, matched pair
RCA 6SN7GTB - filament mica, matched pair
Price: $97.00
RCA 6SN7GTB - filament mica, matched pair
The late 1960s RCA 6SN7GTB tubes in this precisely matched pair have bottom D getters, and staggered black plates with a filament across the top mica. The narrow black bases have red print with the RCA logo. Both tubes test as new with balanced sections.
RCA 6SN7GTB - matched pair
RCA 6SN7GTB - matched pair
Price: $109.00
RCA 6SN7GTB - matched pair
The 1960s RCA 6SN7GTB tubes in this precisely matched pair have staggered black plates and bottom D getters. The full black bases have silver or red print with the RCA logo. Both tubes test as new with balanced sections and low noise.
RCA JAN 6SN7GT - clear glass
RCA JAN 6SN7GT - clear glass
Price: $89.00
RCA JAN 6SN7GT - clear glass
This 1953 military spec RCA 6SN7GT tube has a medium bottle and staggered black plates with copper grid posts (the same construction as the gray glass VT-231). The silver print on the base has the RCA logo and reads "JAN CRC-6SN7-GT." Tube tests as new.
RCA JAN 6SN7GT - gray glass
RCA JAN 6SN7GT - gray glass
Price: $97.00
RCA JAN 6SN7GT - gray glass
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.
RCA JAN 6SN7GT / VT-231 - gray glass
RCA JAN 6SN7GT / VT-231 - gray glass
Price: From $64.00 to $129.00
RCA JAN 6SN7GT / VT-231 - gray glass
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.
Sylvania 6SN7GT -
Sylvania 6SN7GT - "Bad Boy"
Price: $109.00
Sylvania 6SN7GT - "Bad Boy"
This Sylvania 6SN7GT tube is from the 1949-1953 "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 Sylvania lightning logo. Tube tests as new with low noise.
Sylvania 6SN7GT - early black plates with 3 rivets, chrome dome
Sylvania 6SN7GT - early black plates with 3 rivets, chrome dome
Price: $59.00
Sylvania 6SN7GT - early black plates with 3 rivets, chrome dome
This 1954 Sylvania 6SN7GT has a short bottle, early black plates have 3 rivets, and top getter with lots of chrome flashing. The green print on the base has the Sylvania lightning logo. Tube tests as new with very low noise.
Sylvania 6SN7GT - early black plates, bottom getter
Sylvania 6SN7GT - early black plates, various labels
Price: $54.00
Sylvania 6SN7GT - early black plates, various labels
This 1951 Sylvania 6SN7GT tube has a medium bottle (tilted), bottom getter, and early black plates with 2 rivets and copper grid posts. The yellow print on the base has the Philco label. Tube tests as new with balanced sections and very low noise.
Sylvania 6SN7GT - chrome dome
Sylvania 6SN7GT / 6SN7GTA - chrome dome
Price: From $22.00 to $64.00
Sylvania 6SN7GT / 6SN7GTA - chrome dome
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 lightning logo. Click "more info" for current availability.
6SN7GTA Sylvania - premium matched pair
Sylvania 6SN7GTA - matched pair
Price: $74.00
Sylvania 6SN7GTA - matched pair
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 current draw and Gm.
Sylvania 6SN7GTA - top getter
Sylvania 6SN7GTA - top getter
Price: $37.00
Sylvania 6SN7GTA - top getter
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.
Sylvania 6SN7GTB - yellow label, matched pair
Sylvania 6SN7GTB - matched pair, black plates
Price: From $57.00 to $69.00
Sylvania 6SN7GTB - matched pair, black plates
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.
Sylvania 6SN7GTB - top getter
Sylvania 6SN7GTB - top getter
Price: $32.00
Sylvania 6SN7GTB - top getter
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 or green print with the Sylvania logo. Tube tests as new.
Tung-Sol 6SN7GTB - tall bottle
Tung-Sol 6SN7GTB - tall bottle
Price: From $19.00 to $49.00
Tung-Sol 6SN7GTB - tall bottle
This 1960s Tung-Sol 6SN7GTB tube has 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.
Westinghouse 6SN7GTB - made in Canada
Westinghouse 6SN7GTB - made in Canada
Price: From $32.00 to $39.00
Westinghouse 6SN7GTB - made in Canada
This 1960s Westinghouse 6SN7GTB tube has a short bottle, side O getter, and staggered black plates. The yellow print on the base has the Westinghouse logo and "made in Canada" is printed on the glass. Click "more info" for current availability.
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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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