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Ei 12AX7 / ECC83 - smooth plates, pre-war Yugoslavia
https://tctubes.com/Ei-12AX7-ECC83-smooth-plates-ARC.aspx
This Ei ECC83 / 12AX7 tube was made in pre-war Yugoslavia and labeled for other companies (Audio Research Corporation, RCA, Raytheon, etc.). It has smooth …
12AX7 Tube Types in Stock
https://tctubes.com/12AX7-ECC33-5751-7025-tubes.aspx
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 - …
Audio Research 12ax7 tubes, NOS EI prewar, smooth gray ...
https://www.audiogon.com/listings/tubes-audio-research-12ax7-tubes-nos-ei-prewar-smooth-gray-plates-4-tubes-total-amplitr-2017-10-25-accessories
Audio Research 12ax7 tubes, NOS EI prewar, smooth gray for sale. I have for sale a matched quad (4 tubes) of the EI prewar 12ax7/Ecc-83 smooth plate tubes.. These tubes are labeled Audio Research corporation, as they had used these tubes in there products back i...
Tubes for the Audio Research SP 6B | Antique Electronic Supply
https://www.tubesandmore.com/sets-by-amplifier/audio-research/sp-6b
A new take on the classic 12AX7 preamp tube. While it uses the same rugged build and thick glass as other JJ preamp tubes, this tube differs in construction from the typical 12AX7 in that it features a medium-long plate, which provides a dynamic and open sound with a rich forward sounding mid range. This tube offers low noise and low microphonics.
12AX7 Tubes in Stock
https://www.audiotubes.com/12ax7.htm
The 12AX7 is a high-mu twin triode which operates in typical service as a class A amplifier, in the preamp stages of high fidelity, musical instrument, and public address amps, as well as professional line and microphone preamps, and many other audio and communications devices.
NOS 12AX7 / ECC83 / CV4004 / 7025 / B759 / M8137 / …
https://www.nosvacuumtubes.net/product-category/pre-amp-tubes/pre-amp-tubes-12ax7/
Brimar CV4004 12AX7. The Brimar CV4004 is an excellent UK made 12AX7 with a quasi boxed anode. Long plate construction, superb for phono stages, hifi, and guitar amps! We have a limited supply of low noise selected tubes, as well as Brimar CV4004 with balanced sections . $119.99 per tube! $119.99. Details Read more.
Tubes for the Audio Research SP 6A | Antique Electronic Supply
https://www.tubesandmore.com/sets-by-amplifier/audio-research/sp-6a
A new take on the classic 12AX7 preamp tube. While it uses the same rugged build and thick glass as other JJ preamp tubes, this tube differs in construction from the typical 12AX7 in that it features a medium-long plate, which provides a dynamic and open sound with a rich forward sounding mid range. This tube offers low noise and low microphonics.
Audio Research SP-3 preamplifier Page 2 | Stereophile.com
https://www.stereophile.com/content/audio-research-sp-3-preamplifier-page-2
Just remember, when the time comes, what you paid for the preamp to begin with, but if you're feeling cheap anyway, you can always order the tubes from Allied, Lafayette or Radio Shack. For example, Lafayette's 1973 catalog lists 12AX7/ECC83 tubes for $1.40 each, or $1.26 each in quantities of six to 24. That adds up to around $10 for a set of new tubes, which is $2 a year for …
12AX7 5751 Amp Tubes Audio Valves Melbourne …
https://www.thevalvestore.com.au/14-12ax7-ecc83-5751-7025
12AX7 5751 Amp Tubes Audio Valves Melbourne Australia New Zealand - The Valve Store. 12AX7 ECC83 5751 7025. 12AX7 - ECC83 - 7025 - E83CC - 5751 - CV4004 - EXX803S - IN STOCK - FAST SHIPPING - AUSTRALIA and NEW ZEALAND. B9A indirectly heated twin triode is one of the most popular pre amp valves around. It's high gain makes it popular in guitar amps, though it's …
Audio Research D-76a | Tube | Beverly Hills, California ...
https://www.audiogon.com/listings/lisafba6-audio-research-d-76a-tube
Audio Research D-76a for sale. SPECIFICATIONS: POWER OUTPUT 75 Watts per channel minimum RMS (both channels operating) into a 4, 8 or 16 ohm load from 20 Hz to 15 kHz with less than 1% total harmonic distortion INPUT SENSITIVITY...
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