Electro-Harmonix 12AX7 Tung-Sol Preamp Tube kala a 5 Hz to 40

a 5 Hz to 40 kHz extended frequency response that follows the Harman Target Curve

Experience an upgraded spring algorithm dripping with vintage vibe and deep

Both the DMX and power connections are fitted with rubber protective covers

Built-in 3-channel digital mixer

Electro-Harmonix 12AX7 Tung-Sol Preamp Tube kala a 5 Hz to 40Premium high gain Twin Triode featuring ultra low microphonics, and a big, warm and very musical soundstage. Performance surpassing NOS original in all areas. Improved reissue of the Vintage NOS Tung Sol 12AX7 Superb linearity with a dynamic 3 D sound Preferred by guitar technicians for re tubing and upgrading, but equally well suited for HiFi applications 7025 ECC83 equivalent