Superior dual triode preamp tube. One triode is a high-mu 12AX7 equivalent, and the other a medium-mu 12AU7, combined in this dual triode.
• New design of excellent quality
• Relabeled Electro-Harmonix vacuum tubes are used by many OEMs in their amplifiers.
Electro-Harmonix tubes are all new designs and are of excellent quality. If you want great sounding tubes at a very reasonable price, then Electro-Harmonix tubes should be on your list