Universal Audio Ruby Top Boost Amplifier
The UAFX Ruby '63 Top Boost Amplifier pedal gives you the quintessential British valve amp beloved by artists and producers for over 60 years, from Queen to U2 to Radiohead.
Built on powerful dual-engine processing and UAD modeling expertise, the Ruby '63 effects pedal delivers choirboy cleans, complex overdrive, and classic vibrato.
Get the valve amp that powered the British Invasion, perfectly emulated in a stompbox.
Take ace studio amp tones anywhere, complete with legendary mic/speaker pairings and famous boost effects
Stay inspired with rich Top Boost tones and tube-powered vibrato
Download artist tones, customize features, explore presets, and more with UAFX mobile app