TungSol 12AX7 is one of the top choices for upgrading stock 12AX7 tubes in both audio and guitar amps.
In guitar and bass amps, TungSol 12AX7 is well balanced, with ample gain. The small plate design makes for low microphonics.
TungSol 12AX7 is not the highest gain tube. The right amount of balance and gain gives you good note separation instead. Tungsol 12AX7 is an all-rounder that you can rely on to deliver a great clean tone to an edgy, driven sound.
For replacing any 12AX7 tube, TugnSol 12AX7 is our go-to choice.
If you are looking for matched pair, we offer conductance matched TungSol 12AX7 Matched Pair.