# 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 - 6L6GC, RCA, Beam Power Amplifier, Black Plate
RCA, Beam Power Amplifier, Black Plate
$249.40 Out of Stock Vacuum Tube - 5881, Tung-Sol, Tetrode, Beam Power The 5881 is the electrical equivalent to types 6L6 and 6L6GC except that the plate and screen dissipation ratings have been increased approximately 20 percent.$149.90
Vacuum Tube - PX300B, Genalex Gold Lion, Gold Pin
Genalex Gold Lion PX300B power triode tube with gold pins. Made in Russia. In Europe during the 1930s the GEC (Genalex)/Marconi-Osram PX4 and PX25 power triodes were considered the finest audio triodes of their day. In keeping with the tradition of Genalex to provide the highest quality tubes, New Sensor has released the Genalex Gold Lion PX300B audio power triode. This tube is the highest quality 300B type available and is considered to be an upgrade in any 300B amplifier.
Starting at $143.95 Vacuum Tube - 300B, Valve Art Valve Art, 300B Power Tube Starting at$138.87
Vacuum Tube - 2A3, JJ Electronics
The JJ Electronic 2A3 features a robust construction in a beautiful thick glass envelope. The JJ 2A3 offers 40 Watts of plate dissipation which far surpasses the headroom of other 2A3 tubes by 25 Watts. The single plate build and increased ratings give this tube the highest reliability. The JJ 2A3 has amazing detail and clarity with excellent separation.
Starting at $129.95 Vacuum Tube - 8417, Beam Power Amplifier Beam-power pentode intended for service in high power, high-fidelity audio equipments and is capable of 100 watts output in push-pull circuitry. It also finds application as a regulator tube.$129.90
Out of Stock
Vacuum Tube - 2A3, RCA, Triode, Power Amplifier
Three-electrode, high-vacuum type of power amplifier tube for use in the power-output stage of a-c operated receivers. The exceptionally large power-handling ability of the 2A3 is the result of its design features.
$129.30 Out of Stock Vacuum Tube - 6386-LGP, JJ Electronics, Gold Pin The impossible search for tubes to use in your high end studio equipment is over. JJ Electronic has spared no effort in creating a tube that meets the quality demands of working studios with the JJ 6386-LGP. This solidly constructed tube features gold pins.$125.95
Vacuum Tube - 300B, JJ Electronics
This triode has a full 40 Watts of power. The robust build of the JJ 300B offers high reliability in a classy package. Each tube comes with a factory certification with sets dual matched for anode current and gain. The JJ 300B has a balanced and detailed sound with a wide frequency response.
Starting at $124.95 Vacuum Tube - 300B, Electro-Harmonix, Gold Pin Electro-Harmonix 300B power triode tube with gold pins. Made in Russia. Premium version of the 300B EH with gold grid wire for increased bias stability as well as top of the line sonics and performance. Starting at$106.95
Vacuum Tube - 7591A, Beam Power Amplifier
Glass octal beam power pentode designed for use as an audio frequency power output tube. The tube has a high power sensitivity and high efficiency and is especially designed for applications where high power output is required.
$99.90 Vacuum Tube - 6MJ6, Beam Power Pentode Novar type beam power tube used as a horizontal-deflection amplifier in color and black-and-white television receivers.$99.90
Vacuum Tube - 811A, Triode, Power Amplifier, United States
Triode, Power Amplifier, United States
$89.90 Vacuum Tube - 6973, Beam Power Amplifier Beam power tube, 9 pin miniature type, for high-fidelity audio-amplifier applications$79.90
Vacuum Tube - 7868, Pentode, Power Amplifier
Power pentode for output stages of high fidelity audio-amplifiers and radio receivers
$77.90 Vacuum Tube - 2A3, Electro-Harmonix, Gold Pin Electro-Harmonix 2A3 power triode tube with gold pins. Made in Russia. Gold plated grid. Starting at$70.50
Vacuum Tube - 6JE6C / 6LQ6, Beam Power Amplifier
Beam pentode featuring Novar construction with a special plate fin. The fin provides improved heat distribution and a greater plate dissipation capability. This in turn increases reliability under rated conditions.
$69.90 Vacuum Tube - 7027-A, Tetrode, Beam Power Beam power tube for high-fidelity audio-amplifier applications.$68.25
Vacuum Tube - 6L6GC, Beam Power Amplifier
Beam power pentode primarily designed for use in audio-frequency power amplifier applications. Features include high power output capabilities, high plate and screen dissipation ratings, high efficiency, high power sensitivity, and low distortion.
$66.95 Vacuum Tube - 6B4G, Sovtek Sovtek 6B4G power triode tube. Made in Russia. Sovtek is proud to announce the release of the Sovtek 6B4G vacuum tube. Unlike traditional 6B4G's, which consist of dual triodes connected in parallel inside the tube's envelope, the Sovtek 6B4G utilizes a single triode design with a Directly Heated cathode element. This updated design eliminates differential resistance loading common to other 6B4G's, yielding a much more reliable tube. In addition, the Sovtek 6B4G has a lower inter-electrode capacitance, offering a wider frequency response with high sound detail. Starting at$65.95
Partially Out of Stock
Vacuum Tube - 6A3, Sovtek
Sovtek 6A3 power triode tube. Made in Russia.
Starting at $65.50 Vacuum Tube - 812A, Triode, Power Amplifier, China Package of 2 Chinese 812A Available in Singles or Matched Pairs - please select from list.$61.90
Out of Stock
Vacuum Tube - 5881 / 6L6WGB, Tetrode, Beam Power
The 5881 is the electrical equivalent to types 6L6 and 6L6GC except that the plate and screen dissipation ratings have been increased approximately 20 percent.
$59.90 Vacuum Tube - 6A3, Triode, Power Amplifier Filament type triode power amplifier designed for service in the output stage of audio amplifiers where high output and low harmonic distortion are desired. Its ratings and characteristics are similar to those of the 2A3 and 6B4G.$59.90
Out of Stock
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