Used Universal Audio Ruby Top Boost Amplifier '63 Guitar Preamp

The Used Universal Audio Ruby '63 Top Boost Amplifier Guitar Preamp is in excellent condition and delivers the legendary chime and bite of a classic British tube amp. Featuring Universal Audio’s cutting-edge modeling technology, it accurately recreates the nuanced breakup, touch sensitivity, and sparkling high-end of the original 1963 design. With built-in cabinet and mic modeling, stereo outputs, and UA’s signature UAFX dual-engine processing, the Ruby '63 offers studio-quality tone with adjustable boost, EQ, and room controls for deep tonal shaping. This compact stompbox provides authentic tube-like response, making it ideal for both stage and studio use. Whether you're after clean jangle or rich, overdriven saturation, this preamp delivers with remarkable realism. Connectivity includes stereo 1/4" inputs and outputs and USB-C for firmware updates. Don't miss out on the chance to own this high-performance amp modeler in excellent condition.