12AU7 TUBES (MATCHED PAIR)
The Electro-Harmonix 12AU7A / ECC82 is a brand new preamp tube, made in Russia. It is a premium quality 12AU7 tube built to match the performance of the military-industrial original GE 6189 tube. Low microphonics and excellent linearity offer a musical and harmonic soundstage, making this 12AU7 tube equal to the original and a cut above the competition.
The 12AU7 tube type is equivalent to the European ECC82 tube and can be used is compatible with all the Heaven 11 amps.