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6V6 / 7408 types


Displaying products 1 - 19 of 19 results
CBS 6V6GT - black plates, matched pair
CBS 6V6GT - black plates, matched pair
Price: $64.00
CBS 6V6GT - black plates, matched pair
The late 1950s CBS 6V6GT tubes in this precisely matched pair have black plates and bottom D getters. Their black octal bases have red print with the CBS logo and matching date codes. Both tubes test as new and are matched for both current draw and Gm.
GE 6V6GT - premium matched pair
GE 6V6GT - matched pair
Price: From $54.00 to $64.00
GE 6V6GT - matched pair
The late 1950s-early 1960s GE 6V6GT tubes in this precisely matched pair have black plates and top D getters. Both tubes test as new and are matched for both current draw (mA) and transconductance (Gm). Click "more info" for current availability.
GE 6V6GT - premium matched pair - discount
GE 6V6GT - matched pair, black glass
Price: From $44.00 to $69.00
GE 6V6GT - matched pair, black glass
The early 1950s GE 6V6GT tubes in this precisely matched pair have black plates and black glass. Their full black octal bases have white print with the GE logo. Click "more info" for current availability.
GE JAN-CLRV-6V6GTY - matched pair, gray glass
GE JAN-CLRV-6V6GTY - matched pair, gray glass
Price: From $59.00 to $74.00
GE JAN-CLRV-6V6GTY - matched pair, gray glass
The 1961 military spec GE 6V6GTY tubes in this precisely matched pair have black plates and gray glass. Their brown bases read "JAN-CLRV-6B6GTY Made in Canada." Both tubes test as new. Click "more info" for current availability.
Marconi 5871 / 6V6GT - gray glass
Marconi 5871 / 6V6GT - gray glass
Price: $49.00
Marconi 5871 / 6V6GT - gray glass
This 1950s Marconi 5871 tube is a low noise 6V6 tube type. It has black plates, dual bottom D getters, and gray glass. Its brown base has red print with the Marconi Radiotron or GE logo and reads "made in Canada." Tube tests as new.
Marconi 5871 / 6V6GT - matched pair
Marconi 5871 / 6V6GT - matched pair
Price: $109.00
Marconi 5871 / 6V6GT - matched pair
The 1950s Marconi 5871 tubes in this precisely matched pair are a low noise 6V6 tube type. They have black plates and gray glass. Their brown bases have red print with the Marconi logo and read "made in Canada." Both tubes test as new.
Philco 6V6GT/G - nickel collar
Philco 6V6GT/G - nickel collar
Price: $39.00
Philco 6V6GT/G - nickel collar
This Philco 6V6GT/G tube has a bottom getter, black glass, and nickel collar base (shows some wear). It's rare to find this type of tube in working condition. The contrast between the silver metal base and black glass give it a unique look. Tests as new.
RCA 6V6GT - Bell & Howell label
RCA 6V6GT - Bell & Howell label
Price: $37.00
RCA 6V6GT - Bell & Howell label
This 1961 RCA 6V6GT power tube has gray plates and dual bottom D getters. The red print on the full black base has the Bell & Howell logo. Tube tests as new and ships in its original "filmosound" box.
RCA 6V6GT - gray glass, matched pair
RCA 6V6GT - gray glass, matched pair
Price: From $59.00 to $97.00
RCA 6V6GT - gray glass, matched pair
The late 1950s RCA 6V6GT tubes in this premium matched pair have black plates, bottom D getters, and gray glass. Their full black octal bases have silver labels. Choose from precisely matched pairs that test as new or good.
RCA 6V6GT - gray glass, matched quad
RCA 6V6GT - gray glass, matched quad
Price: $74.00
RCA 6V6GT - gray glass, matched quad
The early 1950s RCA 6V6GT tubes in this precisely matched quad have black plates with copper grid posts, bottom D getters, and gray glass. All four tubes test at about 60% for both current draw (mA) and transconductance (Gm).
RCA 6V6GT - matched pair, Magnavox label
RCA 6V6GT - matched pair, Magnavox label
Price: $82.00
RCA 6V6GT - matched pair, Magnavox label
The 1960 RCA 6V6GT power tubes in this precisely matched pair have gray plates and dual bottom D getters. The yellow print on the full black bases has the Magnavox logo and matching date codes. Both tubes test as new and are matched for both mA and Gm.
RCA 6V6GT/G - gray glass, matched pair
RCA 6V6GT/G - gray glass, matched pair
Price: From $69.00 to $114.00
RCA 6V6GT/G - gray glass, matched pair
The gray glass RCA 6V6GT/G tubes in this precisely matched pair have the same structure as the military spec RCA VT-107A tubes. The silver print on their black bases has the early RCA logo. Both tubes test as new and are precisely matched.
RCA VT-107-A / 6V6GT/G - gray glass, matched pair
RCA 6V6GT/G / VT-107-A - gray glass, matched pair
Price: From $69.00 to $114.00
RCA 6V6GT/G / VT-107-A - gray glass, matched pair
The RCA VT-107A tubes in this precisely matched pair are military spec 6V6GT type tubes. They have black plates with copper grid posts and gray glass. Their black bases have silver labels. Click "more info" for current availability.
RCA 6V6GTA - matched pair
RCA 6V6GTA - matched pair
Price: $84.00
RCA 6V6GTA - matched pair
The 1960s RCA 6V6GTA tubes in this precisely matched pair have gray plates and dual bottom getters. Their black bases have red print with the RCA logo. Both tubes test as new and are matched for both current draw (mA) and transconductance (Gm).
RCA JAN-CRC-6V6-Y - metal bottle, matched pair
RCA JAN-CRC-6V6-Y - metal bottle, matched pair
Price: $54.00
RCA JAN-CRC-6V6-Y - metal bottle, matched pair
The 1952 RCA 6V6Y tubes in this precisely matched pair are military spec 6V6 type tubes with metal bottles (one tube has some rust near the top). Both tubes test as new and are matched for current draw (42.2 mA & 44.4 mA) and Gm (100% & 101%).
Sylvania 6V6GT - smoked glass, matched pair
Sylvania 6V6GT - gray glass, chrome top, matched pair
Price: $69.00
Sylvania 6V6GT - gray glass, chrome top, matched pair
The Sylvania 6V6GT power tubes in this precisely matched pair have black plates, smoked glass, and top getters with lots of chrome flashing. The green or yellow print on the bases has the Sylvania logo. Both tubes test as new and are precisely matched.
Sylvania 6V6GTA - black plates
Sylvania 6V6GTA - black plates
Price: From $19.00 to $24.00
Sylvania 6V6GTA - black plates
This 6V6GT tube was made by Sylvania and labeled for other companies. Some are labeled JAN (military spec) or STR ("Special Tube Request"), but all the tubes in this lot have the same high quality USA-made construction.
Sylvania VT-107-A / 6V6GT/G - gray glass, matched pair
Sylvania VT-107-A / 6V6GT/G - gray glass, matched pair
Price: $97.00
Sylvania VT-107-A / 6V6GT/G - gray glass, matched pair
The Sylvania VT-107A tubes in this premium matched pair are military spec 6V6GT type tubes. They have black plates with copper grid posts and gray glass. Their black bases have white print. Both tubes test as new and are precisely matched.
Wizard 6V6GT - black glass, matched pair
Wizard 6V6GT - black glass, matched pair
Price: $39.00
Wizard 6V6GT - black glass, matched pair
The rare 1950s Wizard 6V6GT tubes in this precisely matched pair have black plates and black glass. Both tubes test as new and are precisely matched. They are listed at a discount price because both tubes have a hairline crack in their bases.
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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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