The Tung Sol 12AX7 Preamp valve is also known with the European part number of ECC83 and this high quality product can also replace the low noise variant , the 7025. Big, warm, and musical. High Gain, ultra-low microphonics, and superb linearity with a dynamic 3-D sound. 12AX7’s are usually the first valve connected to your guitar and have a major impact on the sound. The Tung Sol 12AX7 is vibration tested to ensure low microphonics.
For a matched /balanced unit , please select the Supermatch option
We test each Tung Sol 12AX7 Preamp valve on our analogue and digital valve testers . We select the Supermatch version by hand testing on our Avo Mk2 tester. This ensures you get a great sounding reliable valve! A test certificate is sent with your order.
We also offer a 120 day from receipt warranty on the product ( excludes user caused mechanical damage ) for peace of mind .
Note: Valves use high voltages and these voltages are dangerous. The amp can still retain these high voltages for some time even after being switched off. If you are not sure of fitting them , please seek the services of qualified personnel