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)
- Limited Warranty