TC Tubes and Audio Repair

Repair services include tube and solid state gear, turn table set-up, and tube-testing in Twin Cities Metro Area. Authorized Grado and Ortofon dealer.
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6SN7 / 5692 tubes

Displaying products 1 - 13 of 13 results	Show:	Sort:

CBS 6SN7GTB - short bottle, matched pair Price: $97.00 The 1959-60 CBS 6SN7GTB tubes in this precisely matched pair have black plates, short bottles, and side getters. The red print on the bases has the CBS logo. Both tubes test new with low noise.	GE 6SN7GTB - side O getters, matched pair Price: $109.00 The 1962-63 GE 6SN7GTB tubes in this precisely matched pair have side O getters and gray plates with copper posts. The red print on the base has the GE logo. Both tubes test as new with balanced sections and low noise.	Mullard 6SN7GTA - made in Australia, matched pair Price: $149.00 These very rare 1960s Mullard 6SN7GTA tubes were made in Australia. They have medium bottles with the white Mullard shield logo, black plates, and bottom getters. Tubes test as new with very low noise.
Raytheon 6SN7GT - black plates, support rods Price: $89.00 This 1954 Raytheon 6SN7GT has black plates with copper grid posts and support rods. The yellow print on the base has the Raytheon logo. Tube tests as new with balanced sections and very low noise.	Raytheon 6SN7GTB - side getter, matched pair Price: $97.00 The 1956 Raytheon 6SN7GTB tubes in this precisely matched pair have short bottles, black plates, and side D getters. The yellow print on the bases has the Raytheon logo. Both tubes test as new with balanced sections and very low noise.	RCA 6SN7GTA - side getter Price: $59.00 This rare 1955 RCA 6SN7GTA tube has a short bottle, side D getter, and black plates with copper grid posts. The silver print on the base has the RCA logo. Tube tests as new with balanced sections and very low noise.
RCA 6SN7GTB - matched pair, 1961 Price: $139.00 The 1961 RCA 6SN7GTB tubes in this precisely matched pair have staggered black plates and bottom D getters. The orange print on the bases has the RCA logo. Both tubes test as new with balanced sections and low noise.	RCA 6SN7GTB - matched pair, filament micas Price: $129.00 The 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.	Sylvania 6SN7GT - early ladder plates Price: $69.00 This 1951 Sylvania 6SN7GT tube has ladder-style black plates with copper grid posts and bottom D getters with lots of flashing. The green print on the base has the Sylvania lightning logo. Tube tests as new with low noise.
Sylvania 6SN7GT - early ladder plates, matched pair Price: $149.00 The 1951 Sylvania 6SN7GT tubes in this precisely matched pair have ladder-style black plates with copper grid posts and bottom D getters with lots of flashing. The green print on the bases has the Sylvania lighting logo. Both tubes test as new.	Sylvania 6SN7GTB - top getter Price: $44.00 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.	Sylvania 6SN7WGT - early black plates, chrome dome Price: $97.00 This 1957 military spec Sylvania 6SN7WGT has a short bottle, early black plates, an extra support rod, and a nice chrome dome. The white print on the brown base reads "JAN-CHS-6SN7WGT." Tube tests as new with balanced sections and low noise.
Tung-Sol 6SN7GT - gray glass Price: $149.00 This rare 1956 Tung-Sol 6SN7GT tube has gray glass with bottom getters. The white print on the base has the Tung-Sol logo. Tube tests as new with balanced sections.

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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