- Electro Harmonix vacuum tube.
- 12AT7EH / ECC81 gold pin design.
- For use in preamp tube.
- Low noise and micro phonics.
- Made in Russia.
This tube works especially well if your amp or audio equipment also has gold connectors. A slightly rare tube which is resistant to oxidisation and rust. If you order x3 or more then a 5% discount is auto applied.