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6SL7 / 5691 tubes

Displaying products 1 - 10 of 10 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 - black glass
GE 6SL7GT - black glass
Price: $49.00
GE 6SL7GT - black glass
This 1953 GE 6SL7GT tube has a bottom getter and black glass. The white print on the base has the GE logo. Tube tests as new.
GE 6SL7GT - nickel plates, side getter
GE 6SL7GT - nickel plates, side getter
Price: $32.00
GE 6SL7GT - nickel plates, side getter
This 1950s GE 6SL7GT tube has a short bottle, nickel plates, and a side getter. The black base has white print with the GE logo. Tube tests as new with balanced sections.
National Union 6SL7GT / VT-229 - gray glass
National Union 6SL7GT - black glass
Price: $52.00
National Union 6SL7GT - black glass
This 1952 military spec National Union 6SL7GT tube has a bottom getter and black glass. The silver print on the base has the National Union logo and reads "JAN-CNU-6SL7GT." Tubes tests as new with low noise.
National Union 6SL7GT - black glass, matched pair
National Union 6SL7GT - black glass, matched pair
Price: $109.00
National Union 6SL7GT - black glass, matched pair
The rare 1952 military spec National Union 6SL7GT tubes in this precisely matched pair have bottom D getters and black glass. The silver print on the base has the National Union logo and reads "JAN-CNU-6SL7GT." Both tubes test as new with low noise.
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 - gray glass, bottom getter
RCA 6SL7GT - gray glass, bottom getter
Price: $49.00
RCA 6SL7GT - gray glass, bottom getter
This 1953-54 RCA 6SL7GT tube has gray glass and a bottom getter. The black base has silver print with 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 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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