Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.

Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.
T-6072-A Vacuum Tube - 6072-A, Triode, Dual
Low-noise, low-microphonic miniature twin triode designed primarily for use in the low-level stages of high-gain audio-frequency amplifiers.
$69.95
T-12AU7A-RCA-CT Vacuum Tube - 12AU7A, RCA, Dual Triode, Clear Top
Triode, Dual, RCA Brand, Clear Top
$69.90
T-12AX7_ECC83-M Vacuum Tube - 12AX7 / ECC83, Mullard, Dual Triode
Mullard brand. Miniature high-mu twin triode each section of which has an individual cathode connection - especially suited for use in resistance-coupled voltage amplifiers, phase inverters, multivibrators, and industrial-control circuits.
$199.90
Out of Stock
T-12AY7-RCA Vacuum Tube - 12AY7, RCA, Triode, Dual
RCA brand. Miniature medium-mu twin triode designed primarily for use in low-level stages of high-gain audio-frequency amplifiers. The tube is specially designed to exhibit low noise and low microphonic output.
$129.90
Out of Stock
T-6681_12AX7A Vacuum Tube - 6681 / 12AX7A, Triode, Dual
Miniature high-mu twin triode especially suited for use in resistance-coupled voltage amplifier, phase inverters, multivibrators, and other applications in which high voltage gain is desired.
$49.90
Out of Stock
T-6SL7GT-TUNG Vacuum Tube - 6SL7, Tung-Sol Reissue
Tung Sol 6SL7 dual triode preamp tube. Made in Russia. The best current production 6SL7 available. NOS performance and sound at a fraction of the price. Sweeten up the preamp section of that Vintage Ampeg B-15.
$39.50
T-12AT7-MUL Vacuum Tube - 12AT7, Mullard Reissue
Mullard 12AT7 / ECC81 dual triode preamp tube. Made in Russia.
$22.50
T-12AX7WC-SOVT Vacuum Tube - 12AX7WC, Sovtek
Sovtek 12AX7WC dual triode preamp tube. Made in Russia.
$14.75
T-6AQ8-EH Vacuum Tube - 6AQ8, Electro-Harmonix
Electro-Harmonix 6AQ8 dual triode preamp tube. Made in Russia.
$26.95
T-12AT7-GOLD-GEN Vacuum Tube - 12AT7 / B739, Genalex Gold Lion, Gold Pin
Genalex Gold Lion ECC81/B739 (12AT7) dual triode preamp tube with gold pins. Made in Russia. Original Genalex Gold Lion ECC81/B739 tubes are considered the best 12AT7 types ever made. They are also among the rarest types available. They exhibit a large detailed soundstage that is characterized by an expressive midrange, deep tight bass, and a smooth extended high end. The reissue Genalex Gold Lion ECC81/B739 recreates the sound signature of the original. This tube features balanced sections and gold plated pins.
$42.95
T-12AT7WC-EH Vacuum Tube - 12AT7WC, Electro-Harmonix
Electro-Harmonix 12AT7WC dual triode preamp tube. Made in Russia. “Xtra Low Microphonic”. Small plate format dual triode, with low microphonics and superior dissipation compared to NOS originals. Ideal for reverb circuits.
$22.50
T-12AU7-GOLD-GEN Vacuum Tube - 12AU7 / B749, Genalex Gold Lion, Gold Pin
Genalex Gold Lion ECC82/B749 (12AU7) dual triode preamp tube with gold pins. Made in Russia. The original Genalex Gold Lion ECC82/B749 is one of the most rare 12AU7 types ever made. This tube featured superb linearity, balanced sections, and extremely low noise. The reissue Genalex Gold Lion ECC82/B749 features gold plated pins and has been carefully engineered to recreate all of the attributes of the original. This tube is a premium replacement for all 12AU7, ECC82, 5814, and 6189 types.
$44.75
T-12DW7-EH Vacuum Tube - 12DW7, Electro-Harmonix
Electro-Harmonix 12DW7 dual triode preamp tube. Made in Russia.
12DW7 combines one triode of 12AX7 and one triode of 12AU7 in a dual triode package. System 1 (pins 6, 7, 8) is the high-mu 12AX7 triode and system 2 (pins 1, 2, 3) is the medium-mu 12AU7 triode.
$24.95
T-6922-GOLD-GEN Vacuum Tube - 6922, Genalex Gold Lion, Gold Pin
Genalex Gold Lion E88CC/6922 dual triode preamp tube with gold pins. Made in Russia. The Genalex Gold Lion E88CC/6922 is a premium grade selected small signal twin-triode that is a suitable replacement for all 6DJ8, ECC88, 6922, E88CC, and 7308 types. This tube features gold plated pins and is manufactured to extremely tight specifications, making it the highest quality current production E88CC/6922 available.
$44.95
T-7025-HG-TAD Vacuum Tube - 7025, Tube Amp Doctor, High Grade
Warm, clean tone with creamy overdrive! PREMIUM selected quality for the most demanding amp stages. This tube works greatly for warm clean tones and creamy overdrive. We recommend this tube for the 1st gain stage and as input tube. It upgrades 12AX7A and ECC83 tubes and replaces E83CC tubes. The HIGHGRADE Selection is the tip-of-the-top quality at the lowest noise (microphony, hum, hiss) level. Typically only 0.5-2% out of the whole production of this tube meet the HIGHGRADE requirements.
$19.95
T-6SL7-JJ Vacuum Tube - 6SL7, JJ Electronics
The JJ Electronic 6SL7 is a great reproduction of the classic octal based dual triode. This tube has the quality construction and reliability that one would expect from a JJ tube. The JJ 6SL7 is a great replacement tube for any 6SL7 position such as early Fender, Gibson, and Ampeg amps as well as Hi-Fi equipment.
$16.90
T-EL84-SET Vacuum Tube Sampler Set - EL84, 9 tubes total
Package of 9
Sampler set of EL84 vacuum tubes. Contains one each of the following: Electro-Harmonix EL84, Genalex Gold Lion EL84, JJ Electronic EL84, Mullard Reissue EL84, Sovtek EL84, Tung-Sol EL84, JJ Electronic EL844, Sovtek EL84M, Tube Amp Doctor EL84
$139.15
T-12AX7A-CHINA Vacuum Tube - 12AX7A, China
9 pin miniature preamp tube (Amplification Factor =100). This is the Chinese 12AX7A. The 12AX7A is a lower noise version of the 12AX7.
$10.85
T-12AX7-SET_MINI Vacuum Tube - Tube Set, Mini 12AX7 Sampler, 5 Total
Package of 5
Five 12AX7s. One of each of the following:
  • 12AX7-S JJ Electronic
  • 12AX7A-C5 Ruby Tubes
  • 12AX7WA Sovtek
  • 12AX7 Electro-Harmonix
  • 12AX7 Tung-Sol

We reserve the right to substitute another tube if one is unavailable or out of stock.
$67.55
T-12AX7-SET-EH_JJ Vacuum Tube - Tube Set, 12AX7 Set, One EH and One JJ
Package of 2
Two 12AX7s. One of each of the following:
  • JJ Electronic 12AX7
  • Electro-Harmonix 12AX7
$24.70
T-EF86-TAD Vacuum Tube - EF86 / 6267, Tube Amp Doctor, Premium Selected
The Tube Amp Doctor EF86 / 6267 is a low noise and low microphonic version of the vintage pentode. These tubes were famously used in classic HiFi equipment and microphone preamps. The original Vox® AC15 circuit also used an EF86 and now, thanks to its recent availability, there are plenty of options for guitar amplifiers utilizing this unique tube. The TAD EF86 / 6267 meets all of the standards of the Tube Amp Doctor Premium Selection process. This tube has a rugged construction featuring an aesthetically pleasing perforated shield. The TAD EF86 / 6267 will work in and EF86 or 6267 position.
$22.95
T-7025-S-TAD Vacuum Tube - 7025 S, Tube Amp Doctor, Premium Selected
The vintage made in England Mullard ECC83 has been accurately recreated in the Tube Amp Doctor 7025 S. This highly sought after tube is regarded by many as the best dual triode to have ever been created for audio use. TAD offers a reliable and affordable way to experience the sound of this legendary tube.
The 7025 S is notable for its rich and complex harmonics. The warmth in the midrange of this tube stands out among similar preamp tubes. The TAD 7025 has nice round clean tones as well as a creamy yet articulate overdrive. Its rugged mechanical construction with extra thick mica spacers along with TAD’s premium selection process ensures a highly reliable preamp tube. Tube Amp Doctor especially recommends the 7025 S for use in British and British style amplifiers.
The Tube Amp Doctor 7025 works in any 7025, 12AX7, or ECC83 position.
$32.95
T-6SL7GT-TAD Vacuum Tube - 6SL7GT, Tube Amp Doctor, Premium Selected
The Tube Amp Doctor 6SL7GT meets all of the reliability and quality requirements of a TAD Premium Selected tube including low noise and gain balanced triodes. This 6SL7 has a great lively tone with smooth and clear highs and a sonically rich mid range. The TAD 6SL7GT can also be used as an upgrade for Russian 6N9 and 6N9P tubes.
$24.95
T-5Y3GT-TAD Vacuum Tube - 5Y3GT, Tube Amp Doctor, Premium Selected, Rectifier
The Tube Amp Doctor 5Y3GT / 6087 is a small bottle rectifier designed to perform closely to the original rectifier tubes used in many 1950s tweed amplifiers. This rectifier offers high reliability due to its rugged construction and the Tube Amp Doctor Premium Selection process. The TAD 5Y3GT is a great tube for vintage style sag compression.
$14.65
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