Product Review
Tung Sol 5751 dual triode preamp tubeMade in RussiaNOS specs call the 5751 a special 12AX7 having a high-mu amplification factor of 70.
Tung Sol 5751 dual triode preamp tubeMade in RussiaNOS specs call the 5751 a special 12AX7 having a high-mu amplification factor of 70.