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12AX7 / ECC83 / 7025 tubes


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Genalex Gold Lion 12AX7 / ECC83 / B759 - gold pins
Genalex Gold Lion 12AX7 / ECC83 / B759 - gold pins
Price: $40.00
Genalex Gold Lion 12AX7 / ECC83 / B759 - gold pins
The reissue Genalex Gold Lion ECC83 / B759 tube is New Sensor's modern-day effort to recreate the renowned sound signature of the vintage European original. This Russian-made version features long ribbed plates, a dual post dish getter, and gold pins.
Genalex Gold Lion 12AX7 / ECC83 / B759 - precision matched sets
Genalex Gold Lion 12AX7 / ECC83 / B759 - precision matched sets
Price: $86.00
Genalex Gold Lion 12AX7 / ECC83 / B759 - precision matched sets
The reissue Genalex Gold Lion 12AX7 / ECC83 / B759 tube is New Sensor's modern-day effort to recreate the renowned sound signature of the vintage European original. This Russian-made version features long plates, a dual post dish getter, and gold pins.
Amperex 12AX7 / ECC83 - long plates, D getter
Amperex 12AX7 / ECC83 - long plates, D getter
Price: $184.00
Amperex 12AX7 / ECC83 - long plates, D getter
This very rare 1956 Amperex 12AX7 / ECC83 tube has long gray plates with copper grid posts and a slanted D getter with foil strip (mC2 series). The Heerlen, Holland factory code is etched in the glass. Tube tests as new with balanced sections.
 Amperex 12AX7 / ECC83 - various labels, 1960s
Amperex 12AX7 / ECC83 - various labels, 1960s
Price: From $74.00 to $84.00
Amperex 12AX7 / ECC83 - various labels, 1960s
This 1960s Amperex ECC83 / 12AX7 tube was made in Holland and labeled for organ, hi-fi audio, or medical companies. The Heerlen factory code is etched in the glass. Click "more info" for current availability.
Brimar 12AX7 / CV492 - military spec, matched pair
Brimar 12AX7 / CV492 - military spec, matched pair
Price: $189.00
Brimar 12AX7 / CV492 - military spec, matched pair
The 1960s Brimar CV492 tubes in this precisely matched pair are military spec 12AX7 tubes made in Great Britain. They have short gray plates and halo getters. The white print on the glass has the Brimar logo and BVA military insignia.
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
Price: From $19.00 to $44.00
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. Click "more info" for current availability.
12AX7 / 12AX7A / ECC83 Pre-war Yugoslavia - premium matched pair
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia, matched sets
Price: From $69.00 to $229.00
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia, matched sets
The Ei ECC83 / 12AX7 tubes in these precisely matched pairs, trios, quads, and sextets 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.
GE 12AX7 - long plates
GE 12AX7 - long plates
Price: From $19.00 to $59.00
GE 12AX7 - long plates
This GE 12AX7 tube has long gray plates and a halo or horseshoe getter. Click "more info" for current availability.
GE 12AX7 / 12AX7A - long plates, matched pair
GE 12AX7 - long plates, matched pair
Price: From $67.00 to $109.00
GE 12AX7 - long plates, matched pair
The 1962-63 GE 12AX7A tubes in this precisely matched pair have long gray plates and halo getters. The white print on the glass is labeled for Kinsman organs. Click "more info" for current availability.
GE 12AX7 - long plates, military spec
GE 12AX7 - long plates, military spec
Price: From $32.00 to $74.00
GE 12AX7 - long plates, military spec
This early 1950s military spec GE 12AX7 has long gray plates with copper grid posts. The D getter has a foil strip with 2 dimples. The white print has the GE logo and reads "JG-12AX7" (partial/missing). Click "more info" for current availability.
Hitachi 12AX7 - short gray plates, various labels
Hitachi 12AX7 - short gray plates, various labels
Price: From $47.00 to $54.00
Hitachi 12AX7 - short gray plates, various labels
This Hitachi 12AX7 tube was made in Japan and labeled for various companies. It has short gray plates and a halo getter. Click "more info" for current availability.
Matsushita 12AX7 - slanted halo getter
Price: $64.00
Matsushita 12AX7 - slanted halo getter
This Matsushita 12AX7 tube was manufacted in Japan. It has Mullard style short gray plates, and a slanted halo getter. Tube tests as new.
Vintage Japan 12AX7 / ECC83 - matched pair, high gain
Matsushita 12AX7 / ECC83 - matched pair
Price: $92.00
Matsushita 12AX7 / ECC83 - matched pair
The Matsushita 12AX7 / ECC83 tubes in this precisely matched pair were made in Japan. They have Mullard-syle gray plates and halo getters. Both tubes test as new with high gain and balanced sections. They are matched for both Gm and current draw (mA).
Vintage Japan 12AX7 / ECC83 - short gray plates
Matsushita 12AX7 / ECC83 - various labels
Price: $42.00
Matsushita 12AX7 / ECC83 - various labels
This Matsushita 12AX7 / ECC83 tube was made in Japan and labeled for other companies. It has Mullard style short gray plates and a halo getter. These are excellent quality vintage 12AX7 tubes at an affordable price. Tube tests as new.
Mullard 12AX7 / ECC83 - IEC label
Mullard 12AX7 / ECC83 - IEC label, phono grade
Price: $107.00
Mullard 12AX7 / ECC83 - IEC label, phono grade
This 1967 Mullard 12AX7A / ECC83 has ribbed gray plates and a halo getter (I63 series). The white label has the Mullard IEC logo and the Blackburn UK factory code is etched in the glass. Tube tests as new with phono grade noise levels.
Mullard 12AX7 / ECC83 - early 1960s
Mullard 12AX7 / ECC83 - various labels
Price: From $32.00 to $79.00
Mullard 12AX7 / ECC83 - various labels
This Mullard ECC83 / 12AX7 tube was made in Great Britain (I61 or I63 series) and labeled for other companies (Daystrom, Heath, Valvo, RCA, GE, etc.). It has gray plates and a halo getter. Click "more info" for current availability.
Philips Miniwatt 12AX7 / ECC83 - halo getter, matched pair
Philips Miniwatt 12AX7 / ECC83 - matched pair, phono grade
Price: $229.00
Philips Miniwatt 12AX7 / ECC83 - matched pair,  phono grade
The 1963 Philips Miniwatt 12AX7 / ECC83 tubes in this precisely matched pair were made in Heerlen, Holland and have the Miniwatt label. Both tubes test as new with balanced sections and phono grade noise levels.
Philips Miniwatt 12AX7 / ECC83 - halo getter
Philips Miniwatt 12AX7 / ECC83 - phono grade
Price: $119.00
Philips Miniwatt 12AX7 / ECC83 - phono grade
This 1963 Philips Miniwatt 12AX7 / ECC83 tube has gray plates and large halo getter. The white label has the Miniwatt logo and the Heerlen, Holland factory code is etched in the glass. Tube tests as new with balanced sections and very low noise.
Raytheon 12AX7 - long gray plates, matched pair
Raytheon 12AX7 - long gray plates, matched pair
Price: $114.00
Raytheon 12AX7 - long gray plates, matched pair
The 1962 Raytheon 12AX7 tubes in this precisely matched pair were made in the USA. They have long gray plates and halo getters. The yellow print on the glass is labeled for Baldwin organs. Both tubes tests as new with balanced sections and low noise.
Raytheon 12AX7 / 12AX7A - long gray plates, organ stock
Raytheon 12AX7 - long gray plates, organ stock
Price: From $17.00 to $44.00
Raytheon 12AX7 - long gray plates, organ stock
This 1962 Raytheon 12AX7 tube was made in the USA and labeled for Lowery or Baldwin organs. It has long gray plates and a halo getter. Click more info for current availability.
RCA 12AX7 - long gray plates, organ stock
RCA 12AX7 - long gray plates, organ stock
Price: From $29.00 to $64.00
RCA 12AX7 - long gray plates, organ stock
This 1960 RCA 12AX7 tube has long gray plates and a windmill getter. The white print on the glass is labeled for Wurlitzer organs. Click "more info" for current availability.
RCA 12AX7 / 12AX7A - gray plates, halo getter
RCA 12AX7A - short gray plates, halo getter
Price: From $22.00 to $67.00
RCA 12AX7A - short gray plates, halo getter
This RCA 12AX7A tube has gray plates and a halo getter. Grab these popular tubes while supplies last! Label conditions vary, but these tubes are all the same construction. Click "more info" for current availability.
RCA 12AX7A - short gray plates, matched pair
RCA 12AX7A - short gray plates, phono grade, matched pair
Price: $157.00
RCA 12AX7A - short gray plates, phono grade, matched pair
The 1960s RCA 12AX7A tubes in this precisely matched pair have short gray plates and halo getters. The red labels on the glass have the RCA logo. Both tubes test as new with balanced sections and phono grade noise levels.
Siemens 12AX7 / E83CC - premium matched pair
Siemens 12AX7 / E83CC - matched pair, phono grade
Price: $189.00
Siemens 12AX7 / E83CC - matched pair, phono grade
The late 1960s Siemens E83CC tubes in this precisely matched pair are premium quality 12AX7 / ECC83 tubes. They have gray plates and halo getters. Both tubes test as new and are matched for both current draw (mA) and transconductance (Gm).
Siemens 12AX7 / E83CC
Siemens 12AX7 / E83CC - phono grade
Price: $94.00
Siemens 12AX7 / E83CC - phono grade
This 1970 Siemens E83CC tube is a premium quality 12AX7 / ECC83 tube. It has gray plates and a halo getter. The white label has the Siemens logo and the Munich factory code is etched in the glass. Tube tests as new with phono grade noise levels.
Siemens 12AX7 / ECC83 - dual post getter, OEM
Siemens 12AX7 / ECC83 - dual post getter, various labels
Price: From $32.00 to $72.00
Siemens 12AX7 / ECC83 - dual post getter, various labels
This 1960s Siemens 12AX7 / ECC83 tube was made in West Germany (I61 or I62 series) and labeled for other companies. It has a halo getter with dual support posts. The Munich factory code is etched in the glass. Tube tests as new with balanced sections.
Siemens 12AX7 / ECC83 - long plates, mC1 series
Siemens 12AX7 / ECC83 - long plates, mC1 series
Price: $184.00
Siemens 12AX7 / ECC83 - long plates, mC1 series
This very rare 1957 Siemens 12AX7 / ECC83 tube has 17mm long plates and a halo getter (mC1 series). The white label is missing and the Munich, West Germany factory code is etched in the glass. Tube tests as new with precisely balanced sections.
Sonotone 7025 / 12AX7 - clear top
Sonotone 12AX7 - clear top
Price: $69.00
Sonotone 12AX7 - clear top
This 1960s Sonotone 12AX7 / ECC83 tube has gray plates, a side D getter, and a clear top. The white print on the glass has the Sonotone logo (partial). Tube tests as new with very low noise.
Sylvania 12AX7 - long gray plates
Sylvania 12AX7 - long gray plates
Price: From $29.00 to $54.00
Sylvania 12AX7 - long gray plates
This late 1950s-early 1960s Sylvania 12AX7 tube has long gray plates with copper grid posts and a halo or D getter. The yellow or green print on the glass has the Sylvania logo (label may be partial or missing). Click "more info" for current availability.
Sylvania 12AX7 - gray plates, OEM
Sylvania 12AX7 - long gray plates, various labels
Price: From $19.00 to $59.00
Sylvania 12AX7 - long gray plates, various labels
This 1960s Sylvania 12AX7 tube was made in the USA and labeled for other companies. It has long gray plates with copper grid posts and a halo getter. Click "more info" for current availability.
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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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