- Tube from Tung Sol.
- 12AX7 / ECC83. For use is a range of guitar amp and musical accessories.
- Highly rated among audiophiles.
- Often described as "warm" sounding.
- Made in Russia.
A great choice if you need to replace your tubes. They're very warm and clear with minimal noise. This added to their great reliability and cost makes them a popular choice. We send these as a large letter in order to keep costs down for you.