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6SL7 / 5691 tubes

Displaying products 1 - 16 of 16 results
CBS 6SL7GT - gray plates, tall bottle
CBS 6SL7GT - gray plates, tall bottle
Price: $27.00
CBS 6SL7GT - gray plates, tall bottle
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.
GE 6SL7GT - nickel plates, bottom getter
GE 6SL7GT - nickel plates, bottom getter
Price: From $11.00 to $17.00
GE 6SL7GT - nickel plates, bottom getter
This 1950s GE 6SL7GT tube has nickel plates and a bottom getter. Click "more info" for current availability.
GE 6SL7GT - nickel plates, coin base
GE 6SL7GT - nickel plates, coin base
Price: $27.00
GE 6SL7GT - nickel plates, coin base
This GE 6SL7GT tube has nickel plates, a side O getter, and a coin base. The white print on the glass has the GE logo. Tube tests as new with balanced sections and high gain.
GE 6SL7GT - nickel plates, matched pair
GE 6SL7GT - nickel plates, matched pair
Price: $84.00
GE 6SL7GT - nickel plates, matched pair
The 1962 GE 6SL7GT tubes in this precisely matched pair have short bottles, nickel plates, and side getters. The white print on the base has the GE logo. Both tubes test as new and they are matched for both current draw (mA) and transconductance (Gm).
Ken-Rad JAN 6SL7GT - nickel plates
Ken-Rad JAN 6SL7GT - nickel plates
Price: $37.00
Ken-Rad JAN 6SL7GT - nickel plates
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).
National Union 6SL7GT / VT-229 - gray glass
National Union 6SL7GT / VT-229 - gray glass
Price: $52.00
National Union 6SL7GT / VT-229 - gray glass
This 1945 military spec National Union 6SL7GT / VT-229 tube has a bottom getter and gray glass. The black base has silver print with the National Union logo and reads "JAN-CNU-6SL7GT VT-229." Tubes tests as new.
Raytheon 6SL7GT - black plates
Raytheon 6SL7GT - black plates
Price: $42.00
Raytheon 6SL7GT - black plates
This 1950s Raytheon 6SL7GT tube has black plates and a bottom getter. The yellow print on the base has the Raytheon Uniline logo. Tube tests as new with balanced sections.
Raytheon 6SL7GT / VT-229
Raytheon 6SL7GT / VT-229
Price: $52.00
Raytheon 6SL7GT / VT-229
This 1940s military spec Raytheon 6SL7GT / VT-229 tube has round black plates and a bottom getter. The black base has orange print with the Raytheon logo and reads "JAN-CRP-6SL7GT VT-229." Tubes tests as new.
RCA 6SL7GT - black plates, bottom getter
RCA 6SL7GT - black plates, bottom getter
Price: $49.00
RCA 6SL7GT - black plates, bottom getter
This 1960s RCA 6SL7GT tube has black plates and a bottom D getter. The red print on the base has the RCA logo. Tube tests as new with balanced sections and low noise.
RCA 6SL7GT / VT-229 - black plates
RCA 6SL7GT / VT-229 - black plates
Price: $52.00
RCA 6SL7GT / VT-229 - black plates
This 1943 military spec RCA 6SL7GT / VT-229 tube has round black plates and a bottom getter. The black bases has silver print that reads "U.S.A. VT-229." Tubes tests as new with balanced sections.
Sylvania 6SL7GT - chrome top
Sylvania 6SL7GT - chrome top
Price: $54.00
Sylvania 6SL7GT - chrome top
This 1960s Sylvania 6SL7GT tube has a tall bottle, round plates, and a top halo getter with lots of chrome flashing. The black base has yellow print with the Sylvania lightning logo. Tube tests as new with balanced sections and very low noise.
Sylvania 6SL7GT - matched pair
Sylvania 6SL7GT - early bottom getter, matched pair
Price: $109.00
Sylvania 6SL7GT - early bottom getter, matched pair
The 1953 Sylvania 6SL7GT tubes in this precisely matched pair have round gray plates and bottom getters. The green print on their black bases has the Sylvania lightning logo. Both tubes test as new with balanced sections.
Sylvania 6SL7GT - matched pair, Zenith label
Sylvania 6SL7GT - matched pair, Zenith label
Price: $92.00
Sylvania 6SL7GT - matched pair, Zenith label
The 1949 Sylvania 6SL7GT tubes in this precisely matched pair have round gray plates and bottom getters. The yellow print on their black bases has the Zenith logo with matching date codes (312 952). Both tubes test as new with balanced sections.
Sylvania 6SL7GT - top getter, matched pair
Sylvania 6SL7GT - top getter, matched pair
Price: $77.00
Sylvania 6SL7GT - top getter, matched pair
The 1960s Sylvania 6SL7GT tubes in this precisely matched pair have round black plates and halo getters. The yellow print on their black bases has the Sylvania lightning logo. Both tubes test as new with balanced sections.
Sylvania JAN 6SL7WGT - black plates, brown base
Sylvania 6SL7GT / JAN 6SL7WGT - brown base
Price: From $22.00 to $39.00
Sylvania 6SL7GT / JAN 6SL7WGT - brown base
This 1960s military spec Sylvania 6SL7WGT tube has a halo or D getter, and a brown base. Click "more info" for current availability.
Tung-Sol 6SL7GT - ribbed gray plates, tall bottle
Tung-Sol 6SL7GT - ribbed gray plates, tall bottle
Price: $39.00
Tung-Sol 6SL7GT - ribbed gray plates, tall bottle
This 1960s Tung-Sol 6SL7GT tube has a tall bottle, ribbed gray plates, and a halo getter. The black base has white print with the Tung-Sol logo. 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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