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12AX7 / ECC83 / 7025 tubes


Displaying products 1 - 8 of 8 results
Amperex Bugle Boy 12AX7 / ECC83 - matched pair, phono grade
Price: $229.00
Amperex Bugle Boy 12AX7 / ECC83 - matched pair, phono grade
The 1961 Amperex Bugle Boy 12AX7 / ECC83 tubes in this precisely matched pair have large halo getters. They have white Bugle Boy labels and the Heerlen, Holland factory code is etched in the glass. Both tubes test as new with phono grade noise levels.
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
Price: From $19.00 to $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. 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 $44.00 to $129.00
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.
RCA 12AX7 / 12AX7A - gray plates, halo getter
RCA 12AX7A - short gray plates, phono grade
Price: From $22.00 to $79.00
RCA 12AX7A - short gray plates, phono grade
This RCA 12AX7A tube has gray plates and a halo getter. The red print on the glass has the RCA logo (partial / missing). Grab these popular tubes while supplies last! Click "more info" for current availability.
Siemens 12AX7 / ECC83 - premium matched pair
Siemens 12AX7 / ECC83 - dual post getter, phono grade, matched pair
Price: $189.00
Siemens 12AX7 / ECC83 - dual post getter, phono grade, matched pair
The 1960s Siemens 12AX7 / ECC83 tubes in this precisely matched pair have halo getters with dual support posts. The Munich factory code and matching date codes are etched in the glass. Click "more info" for current availability.
Sovtek 12AX7WXT+
Sovtek 12AX7WXT+ - triple mica
Price: From $14.00 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.
Telefunken 12AX7 / ECC83 - ribbed plates
Telefunken 12AX7 / ECC83 - ribbed plates, phono grade
Price: $129.00
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 phono/V1 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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