12AX7 (ECC83) Electro Harmonix Valve Tube
The Electro Harmonix 12AX7 ECC83 is a very rugged Russian design with Thick Glass and a rigid internal construction. The tone is balanced with very clear treble response. It is Rich in Harmonics when overdriven.
All our valves are burned in and Premium tested for Shorts, leaks, Gain, Current drive and Noise.
* Premium Tested Balanced valves are suitable for use in Phase inverter/power tube driver position of your amp. Both triodes are perfectly matched for even power tube drive. The phase inverter is usually the last valve in your preamp lineup and furthest away from the input jack socket.
3 Months manufacturers warranty