# 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 - 6Q7G, Dual Diode, Triode
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.
$15.90 Vacuum Tube - 12SQ7GT, Diode, Dual, Triode Combines two diode units and a high-mu triode in a single envelope. Each section uses a common cathode. It is intended for service as a combined detector, AVC source, and high gain audio amplifier.$19.90
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 Save 50% Originally:$4.90
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.
$6.90 Vacuum Tube - 6CG7 / 6FQ7, Triode, Dual Miniature medium-mu twin triode suitable for use in a wide variety of general-purpose applications. It is particularly useful as a vertical-deflection oscillator and horizontal-deflection oscillator in television receivers.$24.90
Vacuum Tube - 1H5GT-G, Diode, Triode, High MU
Tube containing 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.
$3.90 Vacuum Tube - 7C6, Dual Diode, Triode 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
Out of Stock
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 - 6SC7, Triode, Dual, HI-MU High-mu twin triode designed primarily for use as an AF voltage amplifier. Featuring a special shielding arrangement to reduce hum, the tube is well suited for low-level audio amplifier service.$19.90
Vacuum Tube - 6BQ7A / 6BZ7, Dual Triode
Miniature, medium-mu twin triode primarily designed for use as a cascode, radio-frequency amplifier in very high frequency television tuners. In this application, its performance is characterized by high gain and low noise figure.
$3.55 Vacuum Tube - 12SN7GT-A-B, Triode, Dual, Medium MU Medium-mu twin triode suitable for use in a wide variety of general purpose amplifier and phase-inverter applications. Except for heater characteristics and ratings, the 12SN7GA-B is identical to the 6SN7GTB$6.90
Vacuum Tube - 6189 / 12AU7WA, Triode, Dual, Medium MU
Miniature medium-mu twin triode suitable for a wide variety of general-purpose amplifier, oscillator, and multivibrator applications.
$14.95 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 - 7B6, 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.
$4.75 Vacuum Tube - 12AT7 / ECC81, Triode, Dual, HI-MU 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.$14.90
Vacuum Tube - 5963 / 12AU7A, Dual Triode
Miniature, medium-mu twin triode for use as a frequency divider in computer applications.
$9.90 Vacuum Tube - 6BC8 / 6BZ8, Dual Triode Miniature, medium-mu, semi-remote cutoff twin triode intended for application as a VHF cascode amplifier in a television receiver.$5.90
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 - 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 - 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 - 12DT8, Triode, Dual General-purpose high-mu twin triode of the 9-pin miniature type intended for use as an rf amplifier and as a combined oscillator-mixer in fm tuners. This tube is also useful in a wide variety of applications in radio and television receivers.$9.90
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 - 6K8, Triode, Hexode Consists of a triode oscillator and a hexode mixer in a common envelope. Reduces interaction between the oscillator and mixer sections and makes for stable operation in superheterodyne receivers on the high frequencies as well as the broadcast band.$6.90
Vacuum Tube - 6100 / 6C4WA, Triode, Medium-MU
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
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