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.

Tube Amp Doctor (TAD)

TAD is a German company established in 1993 which selects and matches electronic tubes and manufactures musical instrument accessories.

New Old Stock (NOS)

Our new-old-stock tubes were made by the major U.S. manufacturers, along with a small number of European manufacturers and are tested and guaranteed.

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-5687 Vacuum Tube - 5687, Triode, Dual
General purpose medium-mu double triode using the 9-pin button all-glass construction. The tube is characterized by high perveance and high emission capabilities.
$17.91
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Originally: $19.90
T-6AH4GT Vacuum Tube - 6AH4GT, Triode
High perveance triode for use as a vertical deflection amplifier in television receivers.
$17.91
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Originally: $19.90
T-6AQ8_ECC85 Vacuum Tube - 6AQ8 / ECC85, Dual Triode
High-mu twin triode
$17.91
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Originally: $19.90
T-6BX7GT Vacuum Tube - 6BX7GT, Dual Triode
High-transconductance twin triode designed primarily for use as a combined vertical deflection amplifier and vertical oscillator in television receivers.
$17.91
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Originally: $19.90
T-6SC7 Vacuum Tube - 6SC7, Triode, Dual, HI-MU
High-mu twin triode designed primarily for use as an AF voltage amplifier. Featuring a special shielding arrangement to reduce hum, the tube is well suited for low-level audio amplifier service.
$17.91
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Originally: $19.90
T-7DJ8_PCC88 Vacuum Tube - 7DJ8 / PCC88, Dual Triode
Double triode with high transconductance and low noise for use as a cascode amplifier in tuners for television receivers.
$17.91
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Originally: $19.90
T-30 Vacuum Tube - 30, Triode
General purpose filament type triode designed for service in battery operated receivers. With the exception of capacitances, its ratings and characteristics are identical with those of the 1H4G.
$17.91
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Originally: $19.90
T-3C24_24G Vacuum Tube - 3C24 / 24G, Triode
Medium-mu triode - modulator, oscillator, amplifier.
$17.91
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Originally: $19.90
T-6T9 Vacuum Tube - 6T9, Triode, Pentode
Duodecar type tube used in audio-frequency circuits. The triode unit is used as a voltage amplifier; the pentode unit is used as a power amplifier.
$17.91
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Originally: $19.90
T-6N7G Vacuum Tube - 6N7G, Dual Triode, Power Amplifier
Heater-cathode type twin triode designed for use as a class B power amplifier in the output stage of a-c or battery operated equipment. It may be used in other applications such as a biased detector, oscillator phase inverter or class A amplifier
$17.64
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Originally: $19.60
T-6J8G Vacuum Tube - 6J8G, Triode, Heptode
Converter tube designed for stable operation over an extended frequency range. It consists of a heptode mixer and a triode oscillator, having a common cathode. The injector grid of the heptode is internally connected to the triode grid.
$17.01
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Originally: $18.90
T-12AX7-PS-TAD Vacuum Tube - 12AX7A-C / ECC83, Tube Amp Doctor, Premium Selected
9 pin miniature preamp tube (Amplification Factor =100). Very good gain, tight deep bass, fat mids and silky top end with overall definition and brightness. Selected with balanced systems and recommended for guitar amps to improve overall response.
$16.65
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Originally: $18.50
T-6082-A Vacuum Tube - 6082-A, Dual Triode, Low MU
Reliable hard glass low-mu twin power triode
$16.56
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Originally: $18.40
T-6H6G Vacuum Tube - 6H6G, Dual Diode
Twin-diode with individual cathodes brought out to separate base pins. The 6H6 is designed for service as a diode detector, automatic volume control rectifier, or as a low current power rectifier
$16.11
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Originally: $17.90
Out of Stock
T-12AT7-TAD Vacuum Tube - 12AT7 / ECC81-C, Tube Amp Doctor, Premium Selected
Rich-sounding Reverb Driver - Also Great for Headphone Amps! Low noise tube, selected for best symmetry and balance. A strong driver tube and a wounderfully rich-sounding reverb driver.
$15.53
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Originally: $17.25
T-12AU7A-TAD Vacuum Tube - 12AU7A / ECC82, Tube Amp Doctor, Premium Selected
The Perfect Choice for Stereo Audio Applications - Ideal as a Balanced Driver. Latest revision providing great musical performance and rich tone. This TAD 12AU7A / ECC82 has especially strong systems which are selected to provide two symmetric triodes. The perfect choice for stereo audio applications and ideal as a balanced driver.
$15.53
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Originally: $17.25
T-5814A Vacuum Tube - 5814A, Triode, Dual, Medium MU
Medium-mu twin triode 9-pin miniature type, intended for applications where dependable performance under shock and vibration is paramount. The 5814A is a "premium" version of the 12AU7.
$15.21
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Originally: $16.90
T-31 Vacuum Tube - 31, Triode
Power amplifier.
$15.21
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Originally: $16.90
T-7C6 Vacuum Tube - 7C6, Dual Diode, Triode
Duplex-diode high-mu triode designed for use as a combined detector, automatic-volume-control rectifier and audio amplifier in a-c, a-c/d-c, or automobile receivers.
$15.21
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Originally: $16.90
T-12BH7A-TAD Vacuum Tube - 12BH7A-STR, Tube Amp Doctor, Premium Selected
Maximum of Reliability - Outstanding Tonal Quality! The all-new TAD 12BH7A-STR combines the best sonic and mechanical performance of the NOS RCA black plate with advantages of the GE version.
$14.39
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Originally: $15.99
T-ECC83WA-TAD Vacuum Tube - ECC83-WA, Tube Amp Doctor, Premium Selected
The TAD ECC83 WA Selected provides a stunning warm tone, thick midrange and sweet natural harmonics. We designed it with a triple mica construction for low noise performance. Perfect for clean or moderate gain preamps as well as for high-gain amps from V2 position. Its great dynamics, low noise operation and balanced warm tone make the TAD ECC83 WA to be an excellent all-rounder with great value for money.
$14.36
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Originally: $15.95
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.
$14.36
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Originally: $15.95
T-6AN8A Vacuum Tube - 6AN8A, Triode, Pentode
Medium mu triode and a sharp cutoff pentode. The pentode section may be used as an IF amplifier or a reactance tube; the triode section is well suited for use in low-frequency-oscillator, sync clipper, sync separator, and phase splitter circuits.
$14.31
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Originally: $15.90
T-6EV7 Vacuum Tube - 6EV7, Dual Triode, High MU
Miniature high-mu twin triode having separate cathodes. It is designed for service as a relay-control tube in remote tuning units of television receivers.
$14.31
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Originally: $15.90
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