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Vintage Tube Tone
Every Groove Tubes product receives premium certification for microphonics, hum, noise floor, physical operation and characteristics. Specifically designed and tested for musical instrument amplification applications as noted.
Our highest-output rectifier tube. Originally used in early higher-powered Fender amps (40 watts or more) with tube rectifiers.
High-output rectifier tube originally used in early higher-powered Fender amps with tube rectifiers (40 watts or more)