Beyond Tube Booster

Specs

*Equipped with Erectro-Harmonix vacuum tube (12AU7 EH).

*The exterior of the vacuum tube realizes a compact size without impairing the design.

*A simple interface with only gain control and foot switch. (Volume and tone settings on the internal trim.)

*Uses carefully selected parts such as acoustic capacitors and metal film resistors.

*On / off display by LED lamp directly under the vacuum tube.