Our Best-Selling 12AX7 is an Audiophile Favorite!
The Electro-Harmonix 12AX7 provides high gain with ultra low
noise and detailed, musical tone that rivals the most desirable NOS
types. Unique spiral filament eliminates 'filament to cathode' induced
hum common on amps that use A/C on the filaments. Very thick gold plated pins. This is an amazing replacement tube. 100% Guaranteed!
Electro-Harmonix tubes are among the absolute best. EHX designs,
manufactures, and engineers their tubes for demanding high fidelity and