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.
T-12AL5 Vacuum Tube - 12AL5, Dual Diode
Combines two independent diode units in the 7-pin miniature construction. Its high perveance permits high efficiency in either FM or AM detector service.
$5.93
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Originally: $7.90
T-12AL8 Vacuum Tube - 12AL8, Triode, Tetrode
Power tetrode, medium-mu 9-pin miniature for use in automobile radio receivers operated directly from 12-volt storage batteries.
$4.43
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Originally: $5.90
T-12AT6_HBC90 Vacuum Tube - 12AT6 / HBC90, Dual Diode, Triode
Combined high-mu voltage amplifier and double-diode detector using the 7-pin miniature construction. It is intended to provide output voltage adequate for full-power output of most beam-power tubes.
$5.18
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Originally: $6.90
T-12AT7_ECC81-A Vacuum Tube - 12AT7 / E81CC, Amperex Bugle Boy, Twin Triode
Amperex Bugle Boy Brand. 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.
$37.84
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Originally: $50.45
T-12AT7_ECC81-M Vacuum Tube - 12AT7 / E81CC, Mullard, Triode
Mullard Brand. 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.
$37.84
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Originally: $50.45
Out of Stock
T-12AT7_ECC81-T Vacuum Tube - 12AT7 / E81CC, Telefunken, Triode
Telefunken brand. 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.
$37.84
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Originally: $50.45
Out of Stock
T-12AU7A-ABB Vacuum Tube - 12AU7A, Amperex Bugle Boy, Dual Triode
GE Brand. Pentode amplifier having a sharp cut-off control characteristic using the miniature construction. With high transconductance, low grid-plate capacitance, it is intended for service as either an RF or AF amplifier.
$48.83
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Originally: $65.10
Out of Stock
T-12AU7A-MUL Vacuum Tube - 12AU7A, Mullard, Dual Triode
Amperex Bugle Boy brand. Miniature medium-mu twin triode intended for service in radio and television receivers or in audio amplifiers.
$74.93
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Originally: $99.90
Out of Stock
T-12AU7A-TEL Vacuum Tube - 12AU7A, Telefunken, Dual Triode
12AU7A - Triode, Dual, Telefunken Brand
$48.83
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Originally: $65.10
Out of Stock
T-12AV5GA Vacuum Tube - 12AV5GA, Tetrode, Beam Power
Telefunken Brand. Miniature medium-mu twin triode intended for service in radio and television receivers or in audio amplifiers.
$3.68
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Originally: $4.90
T-12AX7-TEL-R Vacuum Tube - 12AX7, Telefunken, Dual Triode, Ribbed Plate
Triode, Dual, Telefunken Brand - Ribbed Plate
$221.25
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Originally: $295.00
T-12AX7-TEL-S Vacuum Tube - 12AX7, Telefunken, Dual Triode, Smooth Plate
Triode, Dual, Telefunken Brand - Smooth Plate
$224.25
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Originally: $299.00
Out of Stock
T-12AX7A-AMPBB Vacuum Tube - 12AX7A, Amperex Bugle Boy, Dual Triode
12AX7A - Triode, Dual, Amperex Bugle Boy Brand
$142.43
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Originally: $189.90
Out of Stock
T-12B7_14A7 Vacuum Tube - 12B7 / 14A7, Pentode, Remote Cut-Off
Pentode type amplifier tube with remote cutoff characteristics designed for use as a high frequency amplifier in radio receivers.
$5.18
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Originally: $6.90
T-12BL6 Vacuum Tube - 12BL6, Pentode
Miniature remote-cutoff pentode intended for use as a radio-frequency or intermediate frequency amplifier in automobile radio receivers.
$2.93
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Originally: $3.90
T-12BZ6 Vacuum Tube - 12BZ6, Pentode, Semi Remote, RF
High transconductance, semi-remote cut-off, pentode amplifier. It is designed for service as an automatic gain controlled IF amplifier in 150mA. series heater operated television receivers.
$10.43
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Originally: $13.90
T-12DQ6B_12GW6 Vacuum Tube - 12DQ6B / 12GW6, Beam Power Amplifier
Beam power pentode primarily designed for use as the horizontal-deflection amplifier in television receivers.
$8.93
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Originally: $11.90
T-12DQ7 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.
$5.18
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Originally: $6.90
T-12DZ6 Vacuum Tube - 12DZ6, Pentode, Remote Cut-Off
Pentode in the 7-pin miniature construction. It is intended for use as an RF amplifier in automobile radio receivers and is designed to operate with its plate and screen voltages supplied directly from a 12-volt storage battery.
$3.68
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Originally: $4.90
T-12J5 Vacuum Tube - 12J5, Triode, Medium MU
Medium-mu general-purpose triode designed for use as an amplifier, an oscillator, or a detector. Except for heater ratings, the 12J5 is identical to the 6J5.
$5.51
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Originally: $7.35
T-12J5GT Vacuum Tube - 12J5GT, Triode, Medium-MU
General purpose medium-mu triode. It is useful for service as an oscillator or audio-frequency amplifier.
$4.43
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Originally: $5.90
T-12J7GT Vacuum Tube - 12J7GT, Pentode, Sharp Cut-Off
Sharp cut-off general purpose amplifier. With the exception of heater and capacitance ratings, the electrical characteristics are similar to those of the 6C6.
$2.93
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Originally: $3.90
T-12JB6A Vacuum Tube - 12JB6A, Beam Power Amplifier
The 12JB6A is the same as the 6JB6A except for heater characteristics and ratings.
$17.18
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Originally: $22.90
T-12K5 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.
$6.68
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Originally: $8.90
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