New In Box Gain Matched Quad 4 JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes
The JJ ECC83-S / 12AX7 is possibly the most popular 12AX7 ever made. Suitable for audio or guitar. These are especially low noise with their unique plate design with plenty of gain. Located in the Cabotville Industrial Park of Chicopee, MA.