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12AX7 / ECC83 / 7025 tubes


Displaying products 1 - 16 of 16 results
Amperex 12AX7 / ECC83 - various labels, 1960s
Amperex 12AX7 / ECC83 - early O getter, phono grade
Price: $84.00
Amperex 12AX7 / ECC83 - early O getter, phono grade
This 1959 Amperex ECC83 / 12AX7 tube has gray plates and a large halo getter (I61 series). The red label has the Hammond logo and the Heerlen factory code is etched in the glass. Tube tests as new with phono grade noise levels.
Amperex 12AX7 / ECC83 - phono grade
Amperex 12AX7 / ECC83 - phono grade
Price: $84.00
Amperex 12AX7 / ECC83 - phono grade
This 1963 Amperex ECC83 / 12AX7 tube has gray plates and a halo getter (I65 series). The white label has the Valvo logo and the Heerlen factory code is etched in the glass. Tube tests as new with balanced sections and phono grade noise levels.
Amperex 7025 / 12AX7 / ECC83 - slanted getter, phono grade
Amperex 7025 / 12AX7 / ECC83 - slanted getter, preamp grade
Price: $79.00
Amperex 7025 / 12AX7 / ECC83 - slanted getter, preamp grade
This 1975 Amperex 7025 is a premium quality 12AX7 / ECC83 tube type. It has ribbed gray plates and a slanted getter. The red print on the glass has the Amperex globe logo and says "Made in Holland." Tube tests as new with high gain and very low noise.
CBS 7025 / 12AX7A - long gray plates, phono grade
CBS 7025 / 12AX7A - long gray plates, phono grade
Price: $79.00
CBS 7025 / 12AX7A - long gray plates, phono grade
This 1959 CBS 7025 is a low noise 12AX7 tube type. It has long gray plates and a horseshoe getter. The red print on the glass has the CBS logo. Tube tests as new with balanced section and phono grade noise levels.
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
Price: $59.00
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
This Ei ECC83 / 12AX7 tube was made in pre-war Yugoslavia and labeled for other companies. It has smooth gray plates and a halo getter, just like the famed Telefunken 12AX7 tube it was modeled after. Tube tests as new with phono grade noise levels.
12AX7 / 12AX7A / ECC83 Pre-war Yugoslavia - premium matched pair
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia, matched pair
Price: $129.00
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia, matched pair
The Ei ECC83 / 12AX7 tubes in these precisely matched pairs were made in pre-war Yugoslavia and labeled for Audio Research. They have smooth gray plates, just like the famed Telefunken 12AX7 tubes they were modeled after.
Matsushita 12AX7
Matsushita 12AX7 - slanted halo getter, phono grade
Price: $69.00
Matsushita 12AX7 - slanted halo getter, phono grade
This 1970s Matsushita 12AX7 tube was made in Japan. It has Mullard style short gray plates and a slanted halo getter. The white print on the glass has the Matsushita logo. Tube tests as new with phono/V1 grade noise.
Mullard 12AX7 / ECC83 - early shield logo, phono grade
Mullard 12AX7 / ECC83 - early shield logo, phono grade
Price: $129.00
Mullard 12AX7 / ECC83 - early shield logo, phono grade
This 1962 Mullard ECC83 / 12AX7 tube has a halo getter and short gray plates (I61 series). It has the early Mullard shield logo (partial/missing). The Blackburn, UK factory code is etched in the glass. Tube tests as new with phono/V1 grade noise levels.
RCA 12AX7 / 12AX7A - gray plates, halo getter
RCA 12AX7A - short gray plates, phono grade
Price: $89.00
RCA 12AX7A - short gray plates, phono grade
This 1960s RCA 12AX7A tube has short gray plates and a halo getter. The red print on the glass has the RCA logo (partial/missing). Tube tests as new with phono / V1 grade noise levels.
Siemens 12AX7 / E83CC - phono grade
Siemens 12AX7 / E83CC - phono grade
Price: $109.00
Siemens 12AX7 / E83CC - phono grade
This Siemens E83CC tube is a premium quality 12AX7 / ECC83 tube. It has gray plates and a halo getter. The Munich factory code is etched in the glass. Tube tests as new with balanced sections and phono grade noise levels.
Sovtek 12AX7WXT+
Sovtek 12AX7WXT+ - triple mica
Price: From $22.00 to $29.00
Sovtek 12AX7WXT+ - triple mica
This Sovtek 12AX7WXT+ tube has gray plates and triple micas. The black print on the glass has the Sovtek logo and says "Made in Russia." Click "more info" for current availability.
Sovtek 12AX7WXT+ - triple mica, matched pair
Sovtek 12AX7WXT+ - triple mica, matched pair
Price: From $39.00 to $64.00
Sovtek 12AX7WXT+ - triple mica, matched pair
The Sovtek 12AX7WXT+ tubes in this precisely matched pair have short gray plates and triple micas. The black or silver print on the glass has the Sovtek logo and says "Made in Russia." Click "more info" for current availability.
Sylvania JHS 12AX7 - long black plates
Sylvania 12AX7 / JHS 12AX7 - long black plates, preamp grade
Price: $79.00
Sylvania 12AX7 / JHS 12AX7 - long black plates, preamp grade
This 1955 military spec Sylvania 12AX7 tube has long black plates with copper grid posts and a horseshoe getter. The green print on the glass reads "JHS 12AX7" (may be partial). Tube tests as new with preamp grade noise levels.
Sylvania JAN 12AX7WA - long gray plates, halo getter
Sylvania 12AX7WA - long gray plates, phono grade
Price: $69.00
Sylvania 12AX7WA - long gray plates, phono grade
This 1971 military spec Sylvania 12AX7WA tube has long gray plates with copper grid posts and a halo getter. The green print on the glass reads "JAN 12AX7WA" Tube tests as new with phono grade noise quality.
Telefunken 12AX7 / ECC83 - ribbed plates
Telefunken 12AX7 / ECC83 - ribbed plates, phono grade
Price: $149.00
Telefunken 12AX7 / ECC83 - ribbed plates, phono grade
This 1959 Telefunken ECC83 / 12AX7 has long ribbed plates and a halo getter. The white label on the glass has the Telefunken logo in excellent condition. The diamond imprint on the base. Tube tests as new with high gain and phono/V1 grade noise levels.
Tung-Sol 12AX7 - long gray plates, phono grade, matched pair
Tung-Sol 12AX7A - long gray plates, phono grade, matched pair
Price: $149.00
Tung-Sol 12AX7A - long gray plates, phono grade, matched pair
The 1965 Tung-Sol 12AX7A tubes in this precisely matched pair have long gray plates and halo getters. The white labels on the glass have the Tung-Sol logo. Both tubes test as new with phono grade noise levels.
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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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