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Pre-Amp Tube Corresponds to ECC83 Unique spiral filament eliminates the filament-to-cathode induced hum common on amps that use AC on thomann the filaments Especially for input stages
Groove Tubes are the tubes that come as standard equipment on every Fender® Tube Amplifier that leaves the factory.Improved harmonic balance, Designed for long-lasting use,Matched gain to distortion ratio; wider frequency response
Groove Tubes have improved harmonic balance, longer life, matched gain to frequency response ratios and require no rebiasing when replaced in color-coded sets. Red - clean; blue - dirty; white - medium.
Beam power tetrode with a specially developed cathode coating, careful alignment of the grid, tri-alloy plate material for flawless performance up to 475 volts. Perfect for high plate voltage amplifiers like the Fender Deluxe Reverb.
The JAN Philips 12AT7WC / ECC81 tube is a high quality military pre-amp tube that is preferred for guitar amps and high end audio. The JAN Philips 12AT7-WC is durable, reliable and provides great bang for the buck value.The 12AT7 tube type is equivalent to the European ECC81 tube and can be used in any 12AT7 or ECC81 circuit.
La serie Sovtek EL84 produce una distorsione imbattibile, morbida e calda. Sostituzione eccellente per amplificatori d'epoca come VOX AC-30 e simili, le Sovtek EL84 sono utilizzate da Fender, Crate e Peavey.