# 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 - 12AV7, Twin Triode
Miniature, medium-mu twin triode for use as a radio-frequency amplifier or as a combined oscillator and mixer in VHF television receivers. It my also be used as an audio-frequency amplifier.
$6.90 Vacuum Tube - 12AX7-A, Triode, Dual, High MU Miniature high-mu twin triode each section of which has an individual cathode connection - especially suited for use in resistance-coupled voltage amplifiers, phase inverters, multivibrators, and industrial-control circuits.$59.95
Vacuum Tube - 5814A, Triode, Dual, Medium MU
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 Vacuum Tube - 6GW8 / ECL86, Triode, Pentode, Power High-mu triode sharp-cutoff pentode$59.90
Vacuum Tube - 6F5GT, Triode, HI MU
General purpose high-mu triode. It is designed for service as a high gain resistance coupled amplifier in AC and AC - DC operated receivers.
$8.55 Vacuum Tube - 6J5GT, Triode, Medium MU General-purpose triode designed for use as a detector, amplifier, or oscillator. Features include a relatively high transconductance and a medium amplification factor.$22.95
Vacuum Tube - 6N7, Triode, Dual, Power Amplifier
Heater-cathode type twin triode designed for use as a class B power amplifier in the output stage of a-c or battery operated equipment. It may also be used in a biased detector, oscillator phase inverter or class A amplifier
$7.90 Vacuum Tube - 1LH4, Diode, Triode Tube combining a single diode and a high-mu triode in one bulb. It is designed for service as a diode detector, AVC rectifier, and as a resistance coupled amplifier.$4.90
Vacuum Tube - 6BK7-A-B, Dual Triode, HF
Miniature twin triode designed primarily for use as a cascode amplifier at frequencies below approximately 300 megacycles.
$2.45 Save 50% Originally:$4.90
Vacuum Tube - 7A4 / XXL, Triode, Medium-MU
Medium-mu triode using the lock-in construction. It is designed for use as an oscillator, detector, or amplifier. It is characterized by moderately high transconductance. It is particularly applicable for service in the higher frequencies.
$9.90 Vacuum Tube - 6AW8A, Triode, Pentode Miniature tube containing a high-mu triode and a sharp-cutoff pentode. The triode section is intended for service as a sync separator and the pentode section as a video amplifier.$4.90
Vacuum Tube - 1LE3 / 1LF3, Triode
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 Vacuum Tube - 6BS8, Dual Triode Miniature, medium-mu twin triode designed for use as a VHF cascode amplifier. In this application, section two (pins 1, 2, and 3) is intended for the input section.$2.95
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Originally: $5.90 Vacuum Tube - 6J6A / ECC91, Dual Triode, Medium MU Twin triode in the 7 pin miniature construction. It can be operated in parallel or push-pull.$2.45
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Originally: $4.90 Vacuum Tube - 6GM8 / ECC86, Dual Triode Frame-grid twin triode designed for low supply voltage applications. It is especially suitable for instrumentation/industrial use as a direct-coupled wide band amplifier and for automobile radio as an RF amplifier and self-oscillating mixer.$24.90
Vacuum Tube - 6K11 / 6Q11, Triode, Triple
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 Vacuum Tube - 6HA5 / 6HM5, Triode, HI MU Miniature triode designed particularly for service in VHF television tuners as a grounded-cathode RF amplifier.$2.95
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Originally: $5.90 Vacuum Tube - 12AY7, Triode, Dual 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
Vacuum Tube - 12SL7GT, Triode, Dual, HI-MU
High-mu twin triode designed for use in resistance-coupled circuits as a voltage amplifier or phase inverter. Except for heater characteristics and ratings, the 12SL7GT is identical to the 6SL7GT.
$6.90 Vacuum Tube - 6BM8 / ECL82, Triode, Pentode, Power The 6BM8 contains both a power pentode and triode. It has a pentode plate dissipation rating of 7 watts with convection cooling.$29.95
Vacuum Tube - 6EA7 / 6EM7, Triode, Double
Dissimilar double-triode designed for use as a combined vertical-deflection oscillator and amplifier in television receivers.
$19.95 Vacuum Tube - 14B6, Dual Diode, Triode Combined high-mu triode and double diode using the 8 pin lock-in construction. It is designed for use as a diode detector, AVC rectifier, and an impedance or resistance coupled amplifier.$6.40
Vacuum Tube - 6DE7, Triode, Dissimilar Double
Miniature double triode in the 9 pin miniature construction. Section #1 is intended for use as a vertical deflection oscillator having medium mu and section 2 is intended for use as a vertical reflection amplifier with low mu.
$6.95 Vacuum Tube - 6F8G, Dual Triode Cathode type twin triode designed for use as a voltage amplifier$39.90
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