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-12AV6 Vacuum Tube - 12AV6, Diode, Dual Triode
Combines a high mu triode and two independent diode units in the 7-pin miniature construction. It permits a single tube to function as detector, AVC rectifier, and audio amplifier.
$5.90
T-6973-EH-X Vacuum Tube - 6973, Electro-Harmonix
Electro-Harmonix 6973 Power Tube Beam power amplifier used in vintage Gretsch and Magnatone amplifiers. This is a real 6973, not a rebrand of a "close" tube.
Starting at $20.45
T-6X5GT_EZ35 Vacuum Tube - 6X5GT / EZ35, Rectifier, Full Wave
Cathode type rectifier designed particularly for use in automobile receivers.
$12.90
T-6K7G Vacuum Tube - 6K7G, Pentode, Remote Cut-Off, RF
The 6K7G is an indirectly heated pentode of the vari-mu (remote cut-off) type for use in the RF or IF stages of radio equipment.
$3.13
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Originally: $6.25
T-35L6GT Vacuum Tube - 35L6GT, Beam Power Amplifier
Beam pentode primarily designed for use in the audio frequency power output stage of radio receivers. Features include high power sensitivity and high efficiency at relatively low plate and screen voltages.
$8.90
T-EF806S-JJ-X Vacuum Tube - EF806 / EF86 / 6267, JJ Electronics, Long Plate
The JJ Electronic EF806S is a high quality reproduction of the classic EF86. This pentode features a robust construction with the internal shielding used in the original tubes. The JJ EF806 can be used in any EF86 circuit including microphones and amplifiers.
Starting at $29.95
T-6GH8A Vacuum Tube - 6GH8A, Triode, Pentode
Miniature tube which contains a sharp-cutoff pentode and a medium-mu triode. Each section has a separate cathode and is electrically independent.
$6.90
T-6SK7 Vacuum Tube - 6SK7, Pentode, Remote Cut-Off, RF
Remote-cutoff pentode. It is designed for use as a high-gain radio-frequency or intermediate-frequency amplifier in a radio receiver.
$6.90
T-6SQ7 Vacuum Tube - 6SQ7, Diode, Dual Triode
Metal duplex-diode high-mu triode. It is intended primarily for use as a combined detector, amplifier, and automatic-volume-control tube in radio receivers.
$6.90
T-KT66-JJ Vacuum Tube - KT66, JJ Electronics
A sonically faithful reproduction of the original tubes with a robust construction encased in a thick glass envelope. The JJ KT66 delivers a powerful 25 Watts with plenty of headroom. This tube has a tone that is warm, thick, and straightforward. With a more balanced sound than the 6L6GC, the JJ KT66 is an excellent choice for a full bodied tone.
Starting at $39.95
T-6AL5_6EB5 Vacuum Tube - 6AL5 / 6EB5, Dual Diode
The 6AL5 combines two independent diode units in the 7 pin miniature construction. Its high perveance permits high efficiency in either FM or AM detector service.
$4.90
T-6L6WGC-SINO Vacuum Tube - 6L6WGC, Black Plate, Made in China
6L6WGC - Black Plate, Made in China
Starting at $17.30
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.
$15.95
T-6SN7-JJ Vacuum Tube - 6SN7, JJ Electronics
The JJ Electronic 6SN7 is the classic double triode with a rugged construction the offers the high reliability that JJ is known for. The JJ 6SN7 features the outstanding linearity and sound of the original tubes. This tube is an excellent replacement for Hi-Fi amplifiers and preamps and will replace any 6SN7, 6SN7GTA, 6SN7GTB, or 6SN7GT.
$16.50
T-6AV6_EBC91 Vacuum Tube - 6AV6 / EBC91, Dual Diode, Triode
Miniature duplex-diode, high-mu triode intended primarily for use as a combined detector, amplifier, and automatic-volume-control tube in radio receivers. The triode section incorporates a high amplification factor
$5.90
T-12AU7-TUNG Vacuum Tube - 12AU7 / 6189, Tung-Sol Reissue
Tung Sol 12AU7W / 6189 dual triode preamp tube. Made in Russia.
$20.95
T-50C5 Vacuum Tube - 50C5, Beam Power Amplifier
Miniature beam pentode primarily designed for use in the audio-frequency power-output stage of radio receivers. The tube features high power sensitivity and high efficiency at relatively low plate and screen voltages
$24.90
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.
$28.85
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.
$19.90
T-6K6GT Vacuum Tube - 6K6GT, Pentode, Power Amplifier
The 6K6GT is an indirectly heated cathode type power amplifier pentode designed for service in the output stages of AC, AC/DC and storage battery operated receivers.
$11.90
T-6V6GT-MUL Vacuum Tube - 6V6GT, Mullard Reissue
Mullard 6V6GT tube. Made in Russia. This valve is built to stand the high voltages encountered in the Fender Deluxe Reverb and other guitar amplifiers that ran the valves above the published specification. The smooth and balanced frequency response also makes it suitable for hi-fi use.
Starting at $24.95
T-12AU6 Vacuum Tube - 12AU6, Pentode, Sharp Cut-Off
The 12AU6 is a pentode amplifier having a sharp cut-off control characteristic using the miniature construction. With high transconductance, low grid-plate capacitance, it is intended for service as either an RF or AF amplifier.
$5.90
T-EF86-EH Vacuum Tube - EF86, Electro-Harmonix
Electro-Harmonix EF86 pentode preamp tube. Made in Russia.
$18.75
T-12AY7-PS-TAD Vacuum Tube - 12AY7 / 6072A, Tube Amp Doctor, Premium Selected
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.
$21.95
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