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-6AK5_EF95 Vacuum Tube - 6AK5 / EF95, Pentode, Sharp Cut-Off
Miniature types used as rf or if amplifiers especially in high-frequency wide-band applications at frequencies up to 400MHz.
T-6CS7 Vacuum Tube - 6CS7, Triode, Dissimilar Double
Miniature double triode having dissimilar sections. Section no. 1 is intended for operations as a vertical deflection oscillator and section no. 2 as a vertical deflection amplifier.
T-6EA8 Vacuum Tube - 6EA8, Triode, Pentode
Miniature tube which contains a sharp-cutoff pentode and a triode in one envelope. Each section has a separate cathode and is electrically independent. Primarily intended as a combined triode oscillator and pentode mixer in television receivers.
T-6KD8_6U8A Vacuum Tube - 6KD8 / 6U8A, Triode, Pentode
Medium mu triode and sharp cutoff pentode in the 9 pin miniature construction. It is intended for use as a combined VHF oscillator and mixer in television receivers.
T-EL84-GEN Vacuum Tube - EL84 / N709, Genalex Gold Lion
Super Premium power pentode, highest quality in current production. Perfect for Vox AC30, from soft overdrive and organic sustain to great harmonic crunch. Used in many vintage HiFi applications.
  • Unique single halo type getter & plate coating
  • N709/6BQ5 equivalent
Starting at $28.95
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.
T-5726_6AL5W Vacuum Tube - 5726 / 6AL5W, Dual Diode
Twin diode miniature type intended for applications where dependable performance under shock and vibration is paramount. The 5726 is a "premium" version of the 6AL5W
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Originally: $4.90
T-6CB6A_6CF6 Vacuum Tube - 6CB6A / 6CF6, Pentode, Sharp Cut-Off
Miniature pentode designed for use as a radio-frequency or intermediate-frequency amplifier in television receivers. Features of the tube include high transconductance and low interelectrode capacitances.
T-12SQ7 Vacuum Tube - 12SQ7, 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.
T-13EM7_15EA7 Vacuum Tube - 13EM7 / 15EA7, Triode, Dissimilar Double
Dissimilar double-triode designed for use as a combined vertical deflection oscillator and amplifier in television receivers
T-6BL8_6LN8 Vacuum Tube - 6BL8 / 6LN8, Triode, Pentode
Triode-pentode in the 9 pin miniature construction. It is designed for use as a frequency changer in television receivers.
T-7868-EH Vacuum Tube - 7868, Electro-Harmonix
Electro-Harmonix 7868 power pentode tube with a magnoval style base. Made in Russia.
Starting at $30.75
T-KT88-MUL Vacuum Tube - KT88, Mullard Reissue
Premium Octal beam Tetrode, an exact copy of the KT88 valve manufactured by Marconi-Osram for Marshall in the late 1960s and 70s. Powerful, balanced and detailed soundstage with full bass.
  • Direct replacement for any 6550 types
  • Excellent replacement output valve for the Marshall Major, retains the original sound
  • Equally well suited for hifi
Starting at $46.95
T-12SK7 Vacuum Tube - 12SK7, Pentode, Remote Cut-Off
The T-12SK7 is the same as the 6SK7 except for heater ratings.
T-3V4_DL94 Vacuum Tube - 3V4 / DL94, Pentode, Power
Miniature power amplifier pentode designed for use in the power output stage of compact, battery operated equipment. It is particularly useful in three-way portable receivers which employ 90-volta batteries.
T-5V4G Vacuum Tube - 5V4G, Rectifier, Full Wave, ST Glass
Cathode type high vacuum rectifier designed for full-wave applications. The cathode is connected internally to the heater.
T-6688_E180F-GP Vacuum Tube - 6688 / E180F, Philips, Pentode, RF, Gold Pin
Special quality pentode designed for use as wide band amplifier.
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Originally: $12.55
T-6L6GC-SV-X Vacuum Tube - 6L6GC, Svetlana
Superior power beam tetrode, engineered for demanding high fidelity, reliability and overall warmth. Traditional brown base.
Starting at $26.50
T-12SA7 Vacuum Tube - 12SA7, Heptode
Pentagrid converter designed to minimize frequency drift. They are intended for service as combined oscillators and mixers in AC, storage battery, and AC/DC operated superheterodynes.
T-12AY7-HG-TAD Vacuum Tube - 12AY7, Tube Amp Doctor, Highgrade
High grade tube. Tweed Up Your Amp! Vintage tone for original vintage Fender tweed amps. The original tube for all those Fender® tweed amps from the 50s. Brings back the original sound to your tweed amp.
T-12BV7_12BY7A Vacuum Tube - 12BV7 / 12BY7A, Pentode
Miniature power pentode designed primarily for use as the video output amplifier in television receivers. Like the 12BY7, it features high transconductance, high power sensitivity, and low interelectrode capacitances.
T-6AC10 Vacuum Tube - 6AC10, Triple Triode
Compactron containing three high-mu triodes. It is designed for use primarily as a color-difference amplifier in color television receivers.
T-6BM8-EH Vacuum Tube - 6BM8, Electro-Harmonix
Electro-Harmonix 6BM8 triode pentode tube. Made in Russia.
Contains one preamp triode and one power pentode in a 9 pin miniature package.
T-12AX7EH-3 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.
On Backorder
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