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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.

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T-12AX7-PS-TADVacuum Tube - 12AX7, Tube Amp Doctor, Premium Selected

9 pin miniature preamp tube (Amplification Factor =100). This is the ubiquitous Chinese 12AX7 with premium selection. The gain is high and the German Tube Amp Doctor must be filtering out the noisiest ones. Premium selected by Tube Amp Doctor, this is a quiet Chinese 12AX7 with high gain that will bring a dull sounding amp back to life.


$18.95
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T-12AX7EHVacuum Tube - 12AX7/ECC83, Electro-Harmonix

This Russian tube is full bodied and bright with a more straightforward presentation. It packs a lot of bite with its higher-than-normal gain. In overdrive, it offers a lot of crunchy fizz. High gain preamplifier tube with ultra low noise and detailed, musical tone. Unique spiral filament eliminates filament to cathode induced hum common on amplifiers that use AC on the filaments.


$13.25
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T-5Y3-S-JJVacuum Tube - 5Y3 S, JJ Electronics, Rectifier

The JJ Electronic 5Y3S is a ruggedly built octal rectifier tube with a directly heated cathode. This tube’s solid construction and thick glass envelope offer high reliability. The JJ 5Y3S will work in any 5Y3 position.


$15.50
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T-6L6GC-TAD-XVacuum Tube - 6L6GC, Tube Amp Doctor

Octal power tube (Max Plate Watts = 30W) TAD 6L6GC-STR RCA-Style black-plate "TAD has the remakes of the all times favorite 6L6 classics of RCA and GE. The TAD 6L6GC-STR is the perfect choice for the tone of the rock legends with powerful deep bass and clear but pleasing airy top end.


Starting at $27.23
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T-5751-JJVacuum Tube - 5751, JJ Electronics

A dual triode that can be used in place of most 12AX7 circuits. The rugged build of this tube and reduced gain (30% less than a 12AX7) can improve headroom and give better control in high gain stages allowing users to more easily dial in sweet spots. The JJ 5751 features a smooth and balanced tone and a detailed response with low noise and low microphonics.


$14.50
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T-EL84-TAD-XVacuum Tube - EL84, Tube Amp Doctor

What sets the TAD EL84 apart from other tubes is its heavy duty construction, featuring a thick glass envelope as well as premium cathode and plate materials and gold grid wire. This is a great replacement for any EL84 based amplifier. Tube measurements are as follows:



  • Height: 2.75” (without pins)*
  • Diameter: 0.87”*


*Note: Due to the method of production in regards to the glass, measurements may vary slightly.


Starting at $18.98
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T-7025WA-TADVacuum Tube - 7025-WA, Tube Amp Doctor, High-Grade, Premium Selected

The TAD 7025 WA delivers full gain with smooth top end. No microphonic issues even with the most sensitive preamps. The 7025 WA supports a fat midrange and creates a bold tone with lots of overtones. Played clean the TAD 7025 WA delivers a warm liquid tone which is very responsive to dynamic playing. Overdriven the 7025 WA provides lots of sustain with well defined mid-range punch.


$21.95
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T-6V6GT-TADVacuum Tube - 6V6GT-STR, Tube Amp Doctor

This all new TAD 6V6GT-STR combines the exceptionally sweet voiced NOS 6V6GT like the RCA or GE 6V6GTY with up to date demand to withstand the higher operating voltages due to raised AC supply. Surprisingly tight bass which you would not expect except with the very best choice of real NOS 6V6GT treasures. TAD recommends the TAD 6V6GT-STR for all 6V6 applications where a powerful but sweet tone is desired; Works great in Single Ended Class A Amps like the Fender -Tweed- Champ, Vibro-Champ, Fender Champion 600 or the Univalve.


Starting at $21.95
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T-6V6GT-TUNGVacuum Tube - 6V6GT, Tung-Sol Reissue

Totally Tweed! The preferred OEM tube of '50s-era Fender Tweed Champ and Deluxe amplifiers The Tungsol 6V6 has a geometry designed to safely handle the higher voltages used in guitar amps " plus heavier plate and grid materials. The result.. better mids and bottom while keeping the smooth top of the classic 6V6's. The Tungsol 6V6 breaks up evenly from low E to high up the neck. Blues players will LOVE these tubes for the way they sing!


Starting at $21.95
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T-5U4GB-JJVacuum Tube - 5U4GB, JJ Electronics

The JJ Electronic 5U4GB is an excellent choice for a well priced tube rectifier. Used in many Hi-Fi and guitar amplifiers, JJ delivers a robust and solidly built tube. This full wave rectifier will work in any 5U4 application.


$15.95
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(32 pages)
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