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 - 6C10, Triple Triode
Contains three high-mu triodes with separate pin connections for all three cathodes, grids, and plates in a compact T-9 glass envelope with the novel 12 pin base.
Out of Stock
Vacuum Tube - 6CD7 / EM34, Indicator, Tuning
Electron-ray tuning indicator with triode unit and two indicating sectors of different sensitivity.
Out of Stock
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.
Vacuum Tube - 6K8G, Triode / Hexode Converter
Consists of a triode oscillator and a hexode mixer in a common envelope. The physical design of this tube reduces interaction between the oscillator and mixer sections and makes for stable operation in superheterodyne receivers
Vacuum Tube - 6P5GT, Triode, Medium MU
General purpose triode designed for service as an oscillator, detector, or amplifier
Vacuum Tube - 7558, Beam Power Amplifier
Beam pentode designed for use as a class "C" RF amplifier, oscillator, or frequency multiplier up to 175 Mc. It can also be used as a modulator or AF amplifier. Type 7558 is designed for fixed station equipment.
Vacuum Tube - 7868, Pentode, Power Amplifier
Power pentode for output stages of high fidelity audio-amplifiers and radio receivers
Vacuum Tube - 7N7, Dual Triode
Combines two low-mu triodes in the lock-in construction. It is designed for use either as a phase inverter or as a voltage amplifier.
Vacuum Tube - 81, Rectifier, ST Glass
Half-wave high-vacuum rectifier which may be used with either choke or condenser input to the filter.
Vacuum Tube - 841, Triode, Power Amplifier
The 841 is an RF power amplifier, oscillator, and AF voltage amplifier.
Out of Stock
Vacuum Tube - 8SN7GTB, Dual Triode
Medium-mu triode intended for use as a combined vertical oscillator and vertical deflection amplifier in 450 mA. series heater operated television receivers.
Out of Stock
Vacuum Tube - EL84M, Sovtek
Sovtek EL84M / 6BQ5WA power pentode. Made in Russia.
Starting at $23.95
Vacuum Tube - 6BQ5 / EL84, Pentode, Power
Power amplifier pentode designed for use in the audio-frequency power output stage of television and radio receivers and in high fidelity amplifiers.
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.
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.
Vacuum Tube - 12DQ7, Pentode, Sharp Cut-Off
Miniature power pentode primarily designed for use as the video output amplifier in television receivers. Features of the tube include high transconductance, low interelectrode capacitances, and high power sensitivity.
Vacuum Tube - 12K5, Tetrode
Miniature space-charge-grid tetrode intended for use as a driver for the transistor power-output stage of automobile radio receivers.
Vacuum Tube - 12SC7, Dual Triode, HI-MU
The type 12SC7 is a twin-triode amplifier designed for use as an audio amplifier or phase inverter. Special shielding arrangement in the base permits operation at a low hum level.
Vacuum Tube - 19J6, Triode, Dual
Miniature type of medium-mu twin triode intended especially for coverter service in ac/dc FM and AM receivers. In such service, one triode unit may be used as a mixer, and the other as an oscillator.
Vacuum Tube - 26HU5, Beam Power Amplifier
Glass octal type used as horizontal-deflection amplifier in color television receivers.
Vacuum Tube - 36AM3B, Rectifier, Half Wave
Half-wave rectifier in the 7 pin miniature construction. Features of the tube are a 100mA. heater with 20 second warm-up time.
Vacuum Tube - 37, Triode
General purpose triode designed for service as an oscillator, detector, or amplifier.
Vacuum Tube - 417A, Western Electric, Triode
9-pin miniature triode with an indirectly heated cathode. It is intended primarily for grounded-grid operation in the input stage of broad band amplifiers.
Vacuum Tube - 46, Dual Grid, Power Amplifier, ST Glass
Filament type double grid power amplifier tube. It is especially designed for class B operation to give a large amount of undistorted power output.