Universal Audio

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Used and in great condition, the Universal Audio Ruby '63 Top Boost Amplifier pedal delivers the iconic British tube amp tones made famous by legends like The Beatles and Queen. Powered by UA’s award-winning modeling technology, the Ruby '63 captures the chime, breakup, and harmonics of a classic early-’60s Vox AC30 with Normal, Brilliant, and Vibrato channel emulations. It features stereo outputs, speaker cabinet modeling, and bypass switch, with adjustable room ambience and cabinet selection via the UAFX Control app. This pedal includes UA’s vintage mic setups for authentic studio-style tone shaping. It has minimal cosmetic wear and functions flawlessly, ready to add legendary character to any rig. Powered by a standard 9V DC power supply (not included) and built with touring-grade durability, it's perfect for studio and stage alike. Experience authentic tube amp response and boutique-quality sound in this compact, pedalboard-friendly unit.

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