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12AX7 / ECC83 / 7025 tubes


Displaying products 1 - 12 of 12 results
Amperex Bugle Boy 12AX7 / ECC83 - long plates
Amperex Bugle Boy 12AX7 / ECC83 - long plates, D getter
Price: $179.00
Amperex Bugle Boy 12AX7 / ECC83 - long plates, D getter
This rare 1958 Amperex Bugle Boy 12AX7 / ECC83 tube has long gray plates with copper grid posts and a D getter with foil strip (mC6 series). The Heerlen, Holland factory code is etched in the glass. Tube tests as new with phono grade noise levels.
Amperex Bugle Boy 12AX7 / ECC83 - matched pair
Amperex Bugle Boy 12AX7 / ECC83 - matched pair, phono grade
Price: $224.00
Amperex Bugle Boy 12AX7 / ECC83 - matched pair, phono grade
The 1964-65 Amperex Bugle Boy 12AX7 / ECC83 tubes in this precisely matched pair have 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.
Amperex 12AX7 / ECC83 - Bugle Boy label, phono grade
Amperex Bugle Boy 12AX7 / ECC83 - phono grade
Price: $109.00
Amperex Bugle Boy 12AX7 / ECC83 - phono grade
This 1965 Amperex Bugle Boy 12AX7 / ECC83 tube has gray plates and a large halo getter (I65 series). It has the famous Bugle Boy label. The Heerlen, Holland factory code is etched in the glass. Tube tests as new with phono/V1 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.
Matsushita 12AX7
Matsushita 12AX7 - slanted halo getter
Price: $64.00
Matsushita 12AX7 - slanted halo getter
This 1960s 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 - long plates, dual post getter
Price: $179.00
Mullard 12AX7 / ECC83 - long plates, dual post getter
This very rare 1959 Mullard 12AX7 / ECC83 tube has long plates with copper grid posts and a dual post round getter (f92 series). The white label has the early shield logo and the Blackburn factory code is etched in the glass. Tube tests as new.
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 / 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 g. The Munich factory code is etched in the glass. Tube tests as new with phono grade noise levels.
Sylvania 12AX7 - long gray plates
Sylvania 12AX7 - long gray plates
Price: $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 getter. The yellowprint on the glass has the Sylvania logo. Tube tests a new with preamp grade noise levels.
Telefunken 12AX7 / ECC83 - ribbed plates
Telefunken 12AX7 / ECC83 - ribbed plates, phono grade
Price: $119.00
Telefunken 12AX7 / ECC83 - ribbed plates, phono grade
This 1960 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.
Telefunken 12AX7 / ECC83 - smooth plates
Telefunken 12AX7 / ECC83 - smooth plates, various labels, phono grade
Price: $109.00
Telefunken 12AX7 / ECC83 - smooth plates, various labels, phono grade
This 1964-65 Telefunken ECC83 / 12AX7 has smooth gray plates. The white print on the glass has the Dynaco logo and the diamond imprint on the base. Tube tests as new with balanced sections and 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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