Valves/Tubes

The electro-harmonix 12DW7 preamp tube. Superior dual triode preamp tube in an all new design of excellent quality. Combines one triode high-mu 12AX7 equivalent, and a medium-mu 12AU7 in this dual triode valve. If you want great sounding tubes at a...

Electro-Harmonix 12AU7 Preamp Tube. Superior medium-Mu Twin Triode for use in preamplifier and driver circuits. Standard replacement for all circuits requiring 12AU7/ECC82 types. Low microphonics, high linearity. Reproduction of the NOS GE 6189.ECC82 equivalent.

Electro-Harmonix 12AT7 Preamp Tube. Superior large plate format Twin Triode, ideal for use in driver and reverb circuits. Offers superior dissipation compared to NOS versions of this tube. Excellent 12AT7 choice choice for HiFi. Also suitable for guitar amp circuits.

The electro-harmonix 12AX7EH preamp tubes provide high gain with ultra low noise and detailed, musical tone that rivals the most desirable NOS types. Unique spiral filament eliminates filament to cathode induced hum common on amps that use AC on the...

The electro-harmonix 6L6EH features large plate dimensions and improved grid structure for increased power handling capabilities. Also features mica spacers with metal springs to eliminate tube rattle and microphonics. The 6L6EH offers tone and performance superior to any other 6L6...