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 - 6B4G, Triode, Power Amplifier
Glass triode power amplifier tube designed particularly for service in the power output stages of storage battery operated or a-c receivers
$52.65
Vacuum Tube - 6BA7, Heptode
Cathode type high gain pentagrid converter in the small 9 pin button construction. It is designed for service as a combined local oscillator and mixer at high frequencies, especially in the FM broadcast band.
$9.90
Vacuum Tube - 6BY5G, Dual Rectifier
Isa full-wave high-vacuum rectifier designed for damper service in television deflection circuits. It can also be used in conventional rectifier applications.
$11.90
Vacuum Tube - 6BY6, Heptode
Miniature dual-control heptode designed primarily for use as a combined sync separator and sync clipper in television receivers. Each of the two independent control grids exhibits a sharp cutoff characteristic.
$2.95
Save 50%
Originally: $5.90
Vacuum Tube - 6DL4 / EC88, Triode
Triode intende for use as a grounded grid UHF amplifier for bands IV and V.
$7.90
Vacuum Tube - 6DL5 / EL95, Pentode
The 6DL5 is an output pentode for use in car radio sets.
$7.90
Out of Stock
Vacuum Tube - 6F7, Pentode
Combines a triode and a remote cut-off pentode, utilizing a common cathode, in a single bulb.
$6.90
Vacuum Tube - 6K5GT, Triode, HI MU
Cathode type high mu triode designed for use in high gain resistance coupled circuits. A lower amplification factor enables the use of a large signal input both under 250 volt and 100 volt operating conditions.
$5.90
Vacuum Tube - 6K6G, Pentode
The 6K6G is an indirectly heated cathode type power amplifier pentode designed for service in the output stages of AC, AC/DC and storage battery operated receivers.
$13.95
Out of Stock
Vacuum Tube - 6L7G, Pentagrid Mixer
Mixer tube designed for service with a separate oscillator as the first detector in superheterodyne receivers. The control grid is of the remote cut-off type which allows the use of AVC and minimizes cross-modulation.
$5.90
Vacuum Tube - 6P5GT, Triode, Medium MU
General purpose triode designed for service as an oscillator, detector, or amplifier
$28.50
Vacuum Tube - 7027-A, Tetrode, Beam Power
Beam power tube for high-fidelity audio-amplifier applications.
$68.25
Vacuum Tube - 7199, Triode, Pentode
Triode-pentode designed primarily for high fidelity audio applications. The pentode section is particularly suited to preamplifier service while the triode section is intended for use as a phase inverter.
$69.90
Vacuum Tube - 7355, Beam Power Amplifier
Beam-power pentode primarily designed for use in the power output stage of high-fidelity audio-frequency amplifier systems.
$39.90
Out of Stock
Vacuum Tube - 811A, Triode, Power Amplifier, United States
Triode, Power Amplifier, United States
$89.90
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 - 930, Photocell, Sound
New Old-Stock (N.O.S.) tube. The 930 is a gas phototube sensitive to red through infrared light.
$24.95
Vacuum Tube - EL84, Groove Tubes, Matched Pair
Package of 2
Groove Tube's Gold Series EL84. The warmest Groove Tube in this family. It remains very buttery, with relatively high power output and very even response. A great replacement for many modern stock amps, overcoming a variety of design issues and limitations in inexpensive tube amps.
$45.95
Out of Stock
Vacuum Tube - KT90, Electro-Harmonix
Electro-Harmonix KT90 power tube. Made in Russia.
Absolutely the best KT90 ever developed. Wafer base height of 0.34”.
Absolutely the best KT90 ever developed. Wafer base height of 0.34”.
Starting at $80.20
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.
$6.90
Out of Stock
Vacuum Tube - 12BL6, Pentode
Miniature remote-cutoff pentode intended for use as a radio-frequency or intermediate frequency amplifier in automobile radio receivers.
$3.90
Vacuum Tube - 12SC7, Dual Triode, HI-MU
The type 12SC7 is a twin-triode amplifier designed for use as an audio amplifier or phase inverter. Special shielding arrangement in the base permits operation at a low hum level.
$5.90
Vacuum Tube - 14F8, Dual Triode
High-transconductance twin triode designed for use in VHF circuits as a cathode follower, grounded-grid amplifier, or frequency converter. Except for heater voltage and current ratings, it is identical to the 7F8.
$5.35
Vacuum Tube - 20LF6, Pentode, Beam
Beam power pentode designed for use in horizontal deflection circuits of color television receivers.
$90.40