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Vacuum Tubes

5Y3GT Sovtek
Octal rectifier tube (Max DC output current = 125 mA)
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5AR4 STR, Tube Amp Doctor
Tube Amp Doctor 5AR4 Rectifier, Premium Selected A faithful reproduction of the Mullard/VALVO GZ34. Pure power and the typical sag is the distinguishing characteristic of the most popular guitar amps of the 1960s guitar heroes till today.
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JJ Electronics 5U4GB full wave rectifier. RoHS Compliant
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6550C, Winged C
Made in St. Petersburg, Russia. The Winged C 6550 is considered by many to be the best 6550 tube that money can buy. Perfect for Guitar Amps, Leslies, and Hi-Fi applications.
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6L6GC, Burned In, Winged C
Burned In 6L6GC Winged C Tubes Extremely High Quality Burned In for Maximum Stability And Performance Ideal for Any 6L6 Application Made In St. Petersburg, Russia
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Solid State Tube Rectifier, Yellow Jackets®
This model of Yellow Jackets® converter, the YJR, is an adapter for use in most amplifiers which use 5AR4, 5U4, or 5Y3 tubes or other similar tubes. This Yellow Jacket® is a solid state device and as such does not come with vacuum tubes. Converts most audio amplifiers which use a vacuum tube rectifier 5AR4, 5U4 or 5Y3 to a solid state device. Safe for all common amplifiers and transformers. All Yellow Jackets® have a two year warranty against manufactured defects.
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12AU7 / ECC82, JJ
The JJ 12AU7 is built in the same fashion as the legendary 12AX7 JJ. Solid construction and extreme attention to detail make this tube one of the best preamp tubes in production today.
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12AX7WA, Sovtek
9 pin miniature preamp tube (Amplification Factor = 100). This Russian tube has strong lows and bright highs. Its lows demand attention when playing full bar chords. In overdrive, it offers a lot of crunchy fizz. For more information about our 12AX7 tubes, see our tech corner article on 12AX7s.
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