# 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.

#### New Old Stock (NOS)

Our new-old-stock tubes were made by the major U.S. manufacturers, along with a small number of European manufacturers and are tested and guaranteed.

#### 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 - 6C4 / EC90, Triode, Medium-MU
Miniature, medium-mu triode suitable for use in a wide variety of general purpose applications. It is especially useful as a local oscillator in high-frequency and very-high-frequency receiver circuits.
$6.90 Vacuum Tube - 6AN8A, Triode, Pentode Medium mu triode and a sharp cutoff pentode. The pentode section may be used as an IF amplifier or a reactance tube; the triode section is well suited for use in low-frequency-oscillator, sync clipper, sync separator, and phase splitter circuits.$15.90
Vacuum Tube - 12AV6, Diode, Dual Triode
Combines a high mu triode and two independent diode units in the 7-pin miniature construction. It permits a single tube to function as detector, AVC rectifier, and audio amplifier.
$5.90 Vacuum Tube - 6SQ7, Diode, Dual Triode Metal duplex-diode high-mu triode. It is intended primarily for use as a combined detector, amplifier, and automatic-volume-control tube in radio receivers.$6.90
Vacuum Tube - 6GH8A, Triode, Pentode
Miniature tube which contains a sharp-cutoff pentode and a medium-mu triode. Each section has a separate cathode and is electrically independent.
$6.90 Vacuum Tube - 12SQ7, 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 - 6AV6 / EBC91, Dual Diode, Triode
Miniature duplex-diode, high-mu triode intended primarily for use as a combined detector, amplifier, and automatic-volume-control tube in radio receivers. The triode section incorporates a high amplification factor
$5.90 Vacuum Tube - 6J5, 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.$8.90
Vacuum Tube - 6EA8, Triode, Pentode
Miniature tube which contains a sharp-cutoff pentode and a triode in one envelope. Each section has a separate cathode and is electrically independent. Primarily intended as a combined triode oscillator and pentode mixer in television receivers.
$7.90 Vacuum Tube - 6AT6 / 6BK6, Dual Diode, Triode Miniature, duplex-diode, high-mu triode designed for use as a combined detector, amplifier, and automatic-volume-control tube$3.90
Vacuum Tube - 6AJ8 / ECH81, Triode, Heptode
Triode-heptode for use in F.M., AM/FM, A.M, and television receivers.
$8.90 Vacuum Tube - 6KD8 / 6U8A, Triode, Pentode Medium mu triode and sharp cutoff pentode in the 9 pin miniature construction. It is intended for use as a combined VHF oscillator and mixer in television receivers.$9.90
Vacuum Tube - 6AQ8 / ECC85, Dual Triode
High-mu twin triode
$19.90 Vacuum Tube - 6100 / 6C4WA, Philips ECG, Triode, Medium-MU Philips ECG, Triode, Medium-MU$4.95
Save 50%
Originally: $9.90 Vacuum Tube - 6BN8, Dual Diode, Triode Miniature, high mu triode, double diode intended for application in color and monochrome television receivers. Separate cathode connections for each section and controlled heater warm-up time to insure dependable operation in series string receivers$8.95
Vacuum Tube - 6201 / 12AT7WA, Dual Triode, HI-MU
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.
$10.95 Vacuum Tube - 6BL8 / 6LN8, Triode, Pentode Triode-pentode in the 9 pin miniature construction. It is designed for use as a frequency changer in television receivers.$6.90
Vacuum Tube - 6SQ7GT, Diode, Dual Triode
Duplex-diode high-mu triode intended primarily for use as a combined detector, amplifier, and automatic-volume-control tube in radio receivers. The triode section incorporates a high amplification factor
$5.90 Vacuum Tube - 6AB4 / EC92, Triode Miniature triode designed for use as a grounded-grid radio-frequency amplifier, frequency converter, or oscillator at frequencies below approximately 300 megacycles.$5.90
Vacuum Tube - 12DW7 / 7247, Dual Triode, GE
Dissimilar double triode in the 9-pin miniature construction. It is especially suitable for applications requiring a high gain voltage amplifier and a cathodyne type phase-inverter.
$24.95 Vacuum Tube - 19T8 / HABC80, Diode, Dual, Triode Miniature tube containing three high-perveance diodes and a high-mu triode in the same envelope. One of the diodes has a separate cathode connection. The tube is designed for use as a combined AM and FM detector and audio-frequency amplifier.$7.90
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 - 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 - 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
Don't see what you're looking for? Send us your product suggestions!