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.
P-K381-X Knob - Plastic, Set Screw, Skirted Pointer, 1.125" Diameter
Colors Available:
New!:
Large black plastic control knob with set screw and brass insert. This distinctive pointer knob is similar to the selector knobs used on original MiniMoog and Moog modular synths. It features a triangular pointer, a radial brushed metal top, and a line indicator. The large skirt has a diameter of 1.125 inches. Fits ¼” (6.35mm) pot shafts.
$1.55
T-SSR01 Solid State Rectifier - For 5AR4, 5U4, 5Y3 Tubes
Solid State Rectifier Direct plug-in replacement for 5AR4, 5U4 and 5Y3 rectifier vacuum tubes in amplifiers with center tapped secondary power transformer. Use when less 'sag' is desired in the power supply; just switch back to the tube rectifier when 'sag' is desired.
$9.95
P-YJR Solid State Rectifier - Yellow Jacket® YJR, For 5AR4, 5U4, 5Y3
The YJR is a direct plug-in replacement adapter for use in most amplifiers that use 5AR4/GZ34, 5U4, 5Y3 or similar full-wave rectifier tubes. The YJR converts your amp's vacuum tube rectifier to a solid state rectifier, reducing tube sag for a tighter sound and feel.
$14.95
T-0A2_150C2 Vacuum Tube - 0A2 / 150C2, Voltage Regulator, Diode, Glow-Discharge
0A2 or 150C2 - Voltage Regulator, Diode, miniature glow-discharge type.
$6.90
T-0A3_VR75 Vacuum Tube - 0A3 / VR75, Voltage Regulator, Diode, Glow-Discharge
Voltage Regulator, Diode, Glow-Discharge type.
$6.90
T-0B2 Vacuum Tube - 0B2, Voltage Regulator, Diode, Glow-Discharge
The 0B2 is a two-electrode, inert-gas-filled cold cathode miniature tube intended for use as a voltage regulator.
$5.90
T-0B3_VR90 Vacuum Tube - 0B3 / VR90, Voltage Regulator
The 0B3 is a two-element gas-filled, cold cathode voltage regulator. It is designed to provide regulated outputs of approximately 90 volts.
$3.90
T-0C2 Vacuum Tube - 0C2, Voltage Regulator, miniature
The 0C2 is a cold cathode, gas-filled diode of miniature construction designed for use as a voltage regulator.
$8.90
T-0C3-A_VR105 Vacuum Tube - 0C3-A / VR105, Voltage Regulator
The 0C3-A is a two-element gas filled, cold cathode voltage regulator. It is designed to provide a regulated output of approximately 105 volts.
$6.90
T-0D3-A_VR150 Vacuum Tube - 0D3-A / VR150, Voltage Regulator
The 0D3-A is a two-element gas filled, cold cathode voltage regulator. It is designed to provide a regulated output of approximately 150 volts.
$6.15
T-0Z4-A Vacuum Tube - 0Z4-A, Rectifier, Full Wave, Gas
The 0Z4A is a gas-filled, double diode employing an ionic-heated cathode. Its principal application is as a full-wave power rectifier in equipment with vibrator type power supplies.
$3.90
T-10BQ5 Vacuum Tube - 10BQ5, Beam Power Amplifier, output pentode
The 10BQ5 is an output pentode designed for application in medium power hi-fi amplifiers. A pair of tubes in class AB, push-pull conventional operation yields an output of up to 17 watts at 4% distortion (without feedback).
$6.90
Out of Stock
T-117L7GT Vacuum Tube - 117L7GT, half-wave rectifier and beam-power amplifier
Combines a half-wave rectifier and a beam-power amplifier in the same envelope. It is designed for AC-DC service from a 117 volt line in three-way portable receivers.
$9.60
T-117Z3 Vacuum Tube - 117Z3, Half-wave rectifier, miniature type
Heater, for unipotential cathode. 117 volts AC-DC.
$4.90
T-117Z6GT Vacuum Tube - 117Z6GT, Dual Rectifier doubler
Full-wave rectifier designed for use in three-way portable receivers. Except for a common heater, the rectifier sections are separate, permitting the tube to be used as a full-wave or a half-wave rectifier, or as a voltage doubler.
$7.90
T-11BM8 Vacuum Tube - 11BM8, Triode, Pentode
Miniature type used as a vertical deflection oscillator or af amplifier and vertical deflection amplifier or af power amplifier in television receivers. Requires miniature 9-contact socket.
$7.15
T-11MS8 Vacuum Tube - 11MS8, Triode, Pentode
Miniature type used in combined vertical-deflection-oscillator and vertical-deflection-amplifier applications in black and white television receivers. Requires miniature 9-contact socket.
$9.90
T-12A4 Vacuum Tube - 12A4, Triode, Medium-MU
Miniature, medium-mu triode intended primarily for use as a vertical-deflection amplifier in television receivers. The tube features high plate current at low plate voltages
$4.90
Out of Stock
T-12A6 Vacuum Tube - 12A6, Tetrode, Beam Power
Heater-cathode type beam-power amplifier tube designed for use in the audio-output stage of ac or ac/dc receivers.
$4.90
T-12AB5 Vacuum Tube - 12AB5, Tetrode, Beam Power
Beam power tube of the 9-pin miniature type designed for use as the output amplifier in automobile radio receivers operating from a 12-volt storage battery. The 12AB5 can provide high power output.
$5.90
T-12AD6_12AG6 Vacuum Tube - 12AD6 / 12AG6, Heptode
Miniature heptode primarily intended to perform the combined functions of mixer and oscillator in automobile radio receivers. Specially designed to operate with plate and screen voltages supplied directly from a 12-volt storage battery.
$3.90
T-12AE6A Vacuum Tube - 12AE6A, Dual Diode, Triode
Twin diode, medium-mu triode. 7-pin miniature type for use in automobile-radio receivers operating directly from 12-volt storage batteries.
$4.90
T-12AF6 Vacuum Tube - 12AF6, Pentode
Miniature pentode intended for use as a radio-frequency or intermediate frequency amplifier in automobile radio receivers. The tube is specially designed to operate with plate and screen voltages supplied directly from a 12-volt storage battery.
$3.90
T-12AJ6 Vacuum Tube - 12AJ6, Duplex Diode, Triode
Miniature double didoe, high-mu triode intended for use as a second detector audio amplifier. It is designed for operation where the heater and plate voltages are supplied directly from a 12-volt automotive storage battery.
$3.90
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