12AU7A Electro Harmonix Low microphonics excellent linearity ECC82 circuite Audio Tubes

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Description Low microphonics and excellent linearity offer a musical and harmonic soundstage. Copy of GE 6189, equivalent to the European ECC82 tube and can be used in any 12AU7 or ECC82 circuit. Specification Code 12AU7EH Base B9A* Price Type each Substitutions ECC82/186/802/S B329/749 + Show more