# 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.
Vacuum Tube - EF86, Electro-Harmonix
Electro-Harmonix EF86 pentode preamp tube. Made in Russia.
$18.75 Vacuum Tube - 12AX7WB, Sovtek Sovtek 12AX7WB dual triode.$14.75
Vacuum Tube - ECC823, JJ Electronics, Dual Triode
In the ECC823, Section 1 of the tube (pins 6, 7, and 8) is the low gain 12AU7/ECC82 spec (gain factor 17) and Section 2 (pins 1, 2, and 3) is the high gain 12AX7/ECC83 spec (gain factor 100).
$12.95 Vacuum Tube - ECC99, JJ Electronics The JJ Electronic ECC99 is a noval based dual triode. This tube features a rugged construction and is also available with gold pins. The ECC99 is typically used as a driver for power triodes in 2A3 and 300B amplifiers but can also be used as a power tube in small amps and headphone amps. This tube can also be a functional replacement for 5687, E182CC, 6840, and 6BL7 tubes. Starting at$15.95
Vacuum Tube - 19T8 / HABC80, Diode, Dual, Triode
Miniature tube containing three high-perveance diodes and a high-mu triode in the same envelope. One of the diodes has a separate cathode connection. The tube is designed for use as a combined AM and FM detector and audio-frequency amplifier.
$7.90 Vacuum Tube - 5751, Tung-Sol Reissue Tung Sol 5751 dual triode preamp tube. Made in Russia. NOS specs call the 5751 a “special 12AX7” having a high-mu amplification factor of 70.$24.95
Vacuum Tube - 7025, China
7025 - 9 pin miniature preamp tube Made in China Lower hum/noise version of a 12AX7/ECC83 Voltage gain rating: 1 2 3 4 5 6 7 8 9 10 Lows Mids Highs
$14.82 Vacuum Tube - 12AT7, Groove Tubes 9 pin miniature preamp tube (Amplification Factor = 60) Durable phase splitter or driver tube. Excellent in vibrato or reverb circuits where consistent, high output power is desired.$19.95
Vacuum Tube - 12AT7, China
Chinese 12AT7 dual triode.
$12.34 Vacuum Tube - 12AT7, Ruby 12AT7 Preamp tube, Ruby brand$18.75
Vacuum Tube - 12SQ7GT, Diode, Dual, Triode
Combines two diode units and a high-mu triode in a single envelope. Each section uses a common cathode. It is intended for service as a combined detector, AVC source, and high gain audio amplifier.
$19.90 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
On Backorder
Vacuum Tube - 12AT7 / ECC81, JJ Electronics
A good choice for phase inverters, reverb drivers, and general preamp use. This tube offers low noise, low microphonics, and warm smooth tones at a great price. Like all JJ tubes, it has a rugged construction that doesn’t compromise the sound of your amp. The JJ 12AT7 is a solid replacement for any 12AT7, ECC81, or 6201 tube. It can also be used to replace 12AX7 tubes in position 1 to reduce gain.
Starting at $10.90 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
Vacuum Tube - 12AT7, Mullard Reissue
Mullard 12AT7 / ECC81 dual triode preamp tube. Made in Russia.
$22.50 Vacuum Tube - 6SN7GT, Sovtek, Triode, Dual, Medium MU Sovtek 6SN7GT dual triode, medium MU.$14.95
Vacuum Tube - 12DW7 / 7247, Dual Triode, GE
Dissimilar double triode in the 9-pin miniature construction. It is especially suitable for applications requiring a high gain voltage amplifier and a cathodyne type phase-inverter.
$24.95 Vacuum Tube - 12AX7 / ECC83, Electro-Harmonix, package of 3 Package of 3 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.$41.25
Vacuum Tube - 5751, Sovtek
Sovtek 5751 dual triode.
$19.50 Vacuum Tube - 6N1-P, Sovtek Sovtek 6N1P dual triode preamp tube. Made in Russia. The 6H1P double triode has been designed for low-frequency voltage amplification.$12.50
Vacuum Tube - 12AX7WC, Sovtek
Sovtek 12AX7WC dual triode preamp tube. Made in Russia.
$14.75 Vacuum Tube - 12AT7 / ECC81, Triode, Dual, HI-MU The 12AT7 is a miniature, high-mu, twin triode designed for use as a grounded-grid radio-frequency amplifier or as a combined oscillator and mixer at frequencies below approximately 300 megacycles.$14.90
Vacuum Tube - 6386-LGP, JJ Electronics, Gold Pin
The impossible search for tubes to use in your high end studio equipment is over. JJ Electronic has spared no effort in creating a tube that meets the quality demands of working studios with the JJ 6386-LGP. This solidly constructed tube features gold pins.
$125.95 Vacuum Tube - 12AU7, Mullard Reissue Mullard 12AU7 / ECC82 dual triode preamp tube. Made in Russia.$22.75
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