Used Rivera rock crusher Power Attenuator

Used Rivera RockCrusher Power Attenuator in great condition. This essential piece of gear lets you crank your tube amp while controlling volume to protect your tone and your ears. Features include selectable impedance (8 or 16 ohms), adjustable attenuation from -3dB to -20dB and beyond, and a built-in EQ switch for edge or warm voicings. Fully passive with heat-sink design for silent, fan-free operation. Ideal for studio or stage use without sacrificing sound quality.