# 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.

#### 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.
Vacuum Tube - 211 / VT-4C, Triode, Power Amplifier
New-Old-Stock (NOS) tube.
Also known by US military identifier VT-4C.
$399.90 Out of Stock Vacuum Tube - 2A3, Triode, Power Amplifier, Single Plate Triode, Power Amplifier, Single Plate Starting at$263.85
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Originally: $263.85 Out of Stock Vacuum Tube - 6L6GC, RCA, Beam Power Amplifier, Black Plate RCA, Beam Power Amplifier, Black Plate$249.40
Out of Stock
Vacuum Tube - 8950, Pentode, Power Amplifier
Compactron beam power pentode primarily designed for RF power output applications. Features of the 8950 are dual cathode and grid connections for lower lead inductance, and a 13 volt heater.
$199.90 Vacuum Tube - 801-A, Triode, Power Amplifier The 801A is an RF power amplifier, AF power amplifier, and modulator$141.95
Vacuum Tube - 4-125A / 4D21, Tetrode, Power Amplifier
The 4D21 / 4-125A is a four-electrode tube designed for use as a power amplifier and oscillator. The anode is capable of dissipating 125 watts, and cooling is accomplished by radiation.
$139.90 Vacuum Tube - 8417, Beam Power Amplifier Beam-power pentode intended for service in high power, high-fidelity audio equipments and is capable of 100 watts output in push-pull circuitry. It also finds application as a regulator tube.$129.90
Vacuum Tube - 2A3, RCA, Triode, Power Amplifier
Three-electrode, high-vacuum type of power amplifier tube for use in the power-output stage of a-c operated receivers. The exceptionally large power-handling ability of the 2A3 is the result of its design features.
$129.30 Out of Stock Vacuum Tube - 7591A, Beam Power Amplifier Glass octal beam power pentode designed for use as an audio frequency power output tube. The tube has a high power sensitivity and high efficiency and is especially designed for applications where high power output is required.$99.90
Vacuum Tube - 6384, Beam Power Amplifier
High-perveance beam power amplifier designed as a direct retrofit for the 6AR6 or 6098 in aircraft, military, and industrial applications
$99.90 Vacuum Tube - 6A5G, Triode, Power Amplifier 6A5G is a heater type power amplifier triode designed for the same service as types 6A3 and 6B4G. The tube is equipped with an octal base. This tube is quite free from hum so that no potentiometer is required for hum balance.$99.90
Vacuum Tube - 7581A / KT66, Beam Power Amplifier
Beam-power pentode primarily designed for use in audio-frequency power-amplifier applications. The 7581A is unilaterally interchangeable with the 7581 and the 6L6GC.
$99.90 Vacuum Tube - 811A, Triode, Power Amplifier, United States Triode, Power Amplifier, United States$89.90
Vacuum Tube - 6973, Beam Power Amplifier
Beam power tube, 9 pin miniature type, for high-fidelity audio-amplifier applications
$79.90 Vacuum Tube - 7408 / 6V6GT, Beam Power Amplifier Beam power pentode primarily designed for use in audio frequency power amplifier applications. The tube is a direct replacement for the 6V6Gt, but features additional controlled zero-bias characteristics.$79.90
Vacuum Tube - 813, Beam Power Amplifier
General-purpose transmitting beam power tube of the thoriated-tungsten filament type designed for use as an rf power amplifier and oscillator as well as an af power amplifier and modulator.
$79.90 Vacuum Tube - 7868, Pentode, Power Amplifier Power pentode for output stages of high fidelity audio-amplifiers and radio receivers$77.90
Vacuum Tube - 6JE6C / 6LQ6, Beam Power Amplifier
Beam pentode featuring Novar construction with a special plate fin. The fin provides improved heat distribution and a greater plate dissipation capability. This in turn increases reliability under rated conditions.
$69.90 Vacuum Tube - 841, Triode, Power Amplifier The 841 is an RF power amplifier, oscillator, and AF voltage amplifier.$69.90
Vacuum Tube - 6L6GC, Beam Power Amplifier
Beam power pentode primarily designed for use in audio-frequency power amplifier applications. Features include high power output capabilities, high plate and screen dissipation ratings, high efficiency, high power sensitivity, and low distortion.
$66.95 Vacuum Tube - 6JS6C, Beam Power Amplifier Compactron beam power pentode designed for use as a horizontal deflection amplifier in color television sets.$61.00
Vacuum Tube - 6A3, Triode, Power Amplifier
Filament type triode power amplifier designed for service in the output stage of audio amplifiers where high output and low harmonic distortion are desired. Its ratings and characteristics are similar to those of the 2A3 and 6B4G.
$59.90 Vacuum Tube - 6293, Beam Power Amplifier Small, sturdy, beam power amplifier tube intended for pulse modulator service in both fixed and mobile equipment.$59.90
Out of Stock
Vacuum Tube - 6F6G, Pentode, Power Amplifier
Pentode amplifier designed for application in power output stages of receivers
\$59.90
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