Electro-Harmonix 12AX7 Tube

The Electro - Harmonix 12AX7EH preamp tube offers high gain with extremely low noise. Its detailed and musical tone can compete with the most sought - after NOS types. The special spiral filament gets rid of the hum caused by the filament - to - cathode in amps using AC on the filaments. PLU: 12AX7EH

Using this Electro - Harmonix 12AX7 tube is easy. Just insert it into the appropriate preamp socket in your amplifier. When handling the tube, make sure to turn off the power to avoid electrical shock. Don't touch the glass part of the tube with bare hands as the oil from your skin can cause uneven heating and damage the tube. Keep the tube in a dry and cool place. If you notice any strange noises or a decrease in performance, it might be time to check the tube or replace it.