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.
General purpose triode designed for service as an oscillator, detector, or amplifier. It is similar in characteristics to the 6C6, 6J7, and 57 with triode connection.
$6.90
Miniature, medium-mu twin triode designed primarily for use as a vertical-deflection amplifier in television receivers. The two sections may be employed in parallel, or as a combined vertical-deflection amplifier and vertical oscillator.
$29.90
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.
$16.90
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.
$5.90
Out of Stock
Miniature medium-mu twin triode suitable for a wide variety of general-purpose amplifier, oscillator, and multivibrator applications.
$14.95
Out of Stock
Low-voltage, low-current drain, battery type triode. It is designed for service as an oscillator, detector, or amplifier in receivers using 90 volts "B" battery and a single dry cell "A" battery.
$7.90
Compactron, containing three high-mu triodes with separate pin connections for all three cathodes, grids, and plates. It is especially designed for use as an oscillator-mixer, grounded-grid amplifier, and automatic frequency control service.
$22.95
Double triode with dissimilar section in the 9 pin miniature construction. Section #1 has a high mu and is intended for use as a vertical deflection oscillator. Section #2 has a low mu and is designed for use as a vertical deflection amplifier
$6.90
Miniature, high-mu, twin triode primarily designed for use in low-level stages of high-gain audio frequency amplifiers.
$34.90
Medium-mu twin triode intended for service in radio and television receivers or in audio amplifiers. The tube is suitable for use in a variety of stages, such as general-purpose amplifier, phase inverter, oscillator, or multivibrator.
$22.90
Miniature medium-mu twin triode designed primarily for use in low-level stages of high-gain audio-frequency amplifiers. The tube is specially designed to exhibit low noise and low microphonic output.
$49.90
Compactron device containing two high-mu triodes and one medium-mu triode. Features of the tube include separate pin connections for all three cathodes, grids, and plates; an internal shield between sections 1 and 3.
$43.90
Combines two diodes and a high-mu triode using a common cathode. It is designed for service as a diode detector, AVC rectifier, and as a high gain resistance coupled amplifier in AC, storage battery, and AC - DC operated receivers.
$5.90
Out of Stock
General purpose medium-mu triode. It is useful for service as an oscillator or audio-frequency amplifier.
$5.90
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.
$16.90
Compactron containing three high-mu triodes. It is designed for use primarily as a color-difference amplifier in color television receivers.
$7.90
Miniature, high mu triode, double diode intended for application in color and monochrome television receivers. Separate cathode connections for each section and controlled heater warm-up time to insure dependable operation in series string receivers
$8.95
The 12AT7 is a miniature, high-mu, twin triode designed for use as a grounded-grid radio-frequency amplifier or as a combined oscillator and mixer at frequencies below approximately 300 megacycles.
$23.95
Miniature low-mu triode designed primarily for service as a vertical-deflection amplifier in television receivers. The tube features high plate current at relatively low plate voltages
$5.90
Frame grid double triode of miniature construction with high transconductance and low noise, designed for service in television receiver VHF cascode RF amplifiers, IF amplifiers, and phase inverter stages.
$23.90
General purpose high-mu triode. It is designed for service as a high gain resistance coupled amplifier in AC and AC - DC operated receivers.
$6.90
Contains two independent medium-mu triodes with unipotential cathodes in the 9-pin miniature construction.
$13.90
Medium-mu twin triode designed for use as a voltage amplifier or oscillator.
$7.90