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.
Triode, Power Amplifier, United States
$89.90
Transmitting triode for operation at maximum ratings up to 250 Mc.
$48.80
The 841 is an RF power amplifier, oscillator, and AF voltage amplifier.
$69.90
Out of Stock
Transmitting triode for oscillator applications requiring unusually stable characteristics.
$14.90
Miniature medium-mu twin triode each section of which as a separate cathode connection. The tube is suited for use in a wide variety of general-purpose amplifier and mixer circuits as well as numerous multi-vibrator and oscillator applications.
$4.90
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.
$19.90
Miniature high-mu twin triode each section of which as an individual cathode connection suited for use in resistance-coupled voltage amplifiers, phase inverters, multivibrators, andindustrial-control circuits where high voltage gain is desired.
$49.95
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
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.
$22.45
Miniature, medium-mu twin triode for use as a frequency divider in computer applications.
$9.90
Miniature twin-triode primarily designed for service in computer applications. Each triode section features a high zero-bias plate current, a sharp-cutoff characteristic, and a separate cathode connection.
$4.90
Subminiature medium-mu twin triode for use in general purpose amplifier applications. Each section has an individual cathode and is electrically independent.
$7.90
Low-noise, low-microphonic miniature twin triode designed primarily for use in the low-level stages of high-gain audio-frequency amplifiers.
$69.95
Out of Stock
Special quality double triode designed for use as A.F. and D.C. amplifier.
$53.95
Out of Stock
The 6100 / 6C4WA is a heater-cathode type medium-mu triode of miniature construction, suitable for use as a class C amplifier and oscillator. This type is characterized by long life and stable performance.
$4.95
Out of Stock
Subminiature medium-mu twin triode for use in general purpose amplifier applications. Each section has an individual cathode and is electrically independent.
$7.90
Miniature medium-mu twin triode suitable for a wide variety of general-purpose amplifier, oscillator, and multivibrator applications.
$14.95
Out of Stock
Miniature high-mu twin triode each section of which has an individual cathode connection. The tube is especially suited for use as a grounded-grid amplifier or as a frequency converter at frequencies below approximately 300 megacycles.
$23.95
Miniature, medium-mu twin triode for service in electronic computers. The electrical characteristics are essentially equivalent to those of the 5844.
$4.45
Miniature, medium-mu, twin triode primarily designed for service in computer applications. Each triode section features a high zero-bias plate current, a sharp-cutoff characteristic, and a separate cathode connection.
$24.90
Miniature medium-mu twin triode in which each section exhibits a remote-cutoff characteristic. It is designed primarily for use as a cascode radio-frequency amplifier, intermediate-frequency amplifier, or mixer
$249.90
Heater-cathode type, medium-mu double triode of miniature construction. This type is characterized by long life and stable performance. Features a high zero-bias plate current, a sharp cutoff characteristic, and separate cathode connections.
$12.90