Ruby 12Au7A China Tube
High Performance Medium-Mu Twin Triode The TAD⢠12AU7A/ECC82 Premium Selected, known for its pleasing sonic performance and rich tone, has strong systems which are selected to provide two symmetric triodes for stereo applications or ideal balanced driver stage; perfect choice for HiFi stereo applications and as a driver stage. The TAD⢠12AU7A/ECC82 is a direct replacement for E82CC, ECC802, 6N10, 6189W, 5814A and others.