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 world-class UAD modeling, Ruby '63 delivers choirboy cleans, complex overdrive, and classic vibrato.

2x12 Speaker Models

SILVER: Rare 15W Celestion Silver Bulldogs

BLUE: Original Celestion Blue Bulldogs

GREEN: Modern Celestion G12Hs

Free Additional Speaker Cabinet Models

(Get with the UAFX Control app)

1x12 AC15 cab with Blue Bulldog

2x12 Matchless cab with Celestion G12Hs

2x12 Two-Rock cab with Celestion Golds

Customize your Sound with the UAFX App

Ruby '63 really gets cracking with the UAFX Control mobile app. Download custom artist tones, recall and archive your presets, and dive deeper into the amp that ignited the British Invasion.

Key Features:

- Powerful UAFX dual-engine delivers the most authentic '60s British tube combo sound ever placed into a stompbox

- Includes the world's best speaker cabinet, mic, and room tones derived from the award-winning OX Amp Top Box

- Features "hot rod" treble booster, preamp boost, and speaker swaps, plus free additional downloadable speaker cabinets and mics upon registration

- Bypass cabinet/mic emulations and use in front of your amp for added tonal flavor and overdrive sounds

- UAFX mobile app lets you customize footswitches, recall and archive your presets, unlock additional features, download artist presets, and more

- Timeless UA design and craftsmanship, built to last decades

This is our ex demo unit, excellent visual and pristine working condition. PSU is not included.

We ship worldwide, feel free to ask for a precise shipping quote.

Price shown in EU includes 24% VAT unless you have entered your valid EU VAT number to your Reverb account. VAT can be deducted if you have a company with a valid EU VAT number or if you're based outside of EU. Non-EU buyer pays any import duties and tax as regulated by their local customs.