Superior medium-mu small signal twin triode with high transconductance. May be used instead of 12AX7/ECC83 in first gain stage of various amps for a more linear, vintage response.• Originally designed for use in audio preamplifiers requiring low microphonics and good linearity, such as Fender "Tweed" Series• Perfect replacement for any 6072/12AY7 type• Relabeled Electro-Harmonix vacuum tubes are used by many OEMs in their amplifiers
