Used Universal Audio UAFX Ruby '63 Guitar Preamp

Used Universal Audio UAFX Ruby ’63 Guitar Preamp in great condition, delivering authentic Vox-style ’60s amp tones in a compact stompbox. Features UA’s dual-engine processing for rich chime and breakup, with controls for Volume, Cut, Bass, and Treble plus classic Boost/Brilliance voicing. Runs on standard 9V DC pedal power and is built for studio-quality direct recording or live rigs, providing inspiring clean-to-crunch response with premium Universal Audio sound.