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Universal Audio

Ruby '63

Ruby '63

Regular price $349.00 USD
Regular price Sale price $349.00 USD
Sale Out of Stock

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Pedal 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
  • Power requirements: (power supply sold separately)Isolated 9VDC, center-negative, 400mA minimum
  • Inputs: 2 x ¼" unbalanced TS (input 2 for stereo connections)
  • Outputs: 2 x ¼" unbalanced TS (output 2 for stereo connections)
  • Input impedance: 500 Kilohms (Mono In) 1 Megohms (Stereo In)
  • Output impedance: 500 Ohms
  • Maximum input level: 12.2 dBu
  • Maximum output level: 12.1 dBu
  • Frequency response: 20 Hz to 20 kHz, ±3 dB
  • USB Type-C: For registration and firmware updates via computer
  • Wireless technology: Bluetooth v5
  • Transmitted Frequency Range: 2.402 – 2.480 GHz
  • Maximum Output Power: +4.35 dBm
  • Dimensions: (with knobs and protrusions)
  • Height: 2.56 inches, 6.5 cm
  • Width: 3.62 inches, 9.2 cm
  • Depth: 5.55 inches, 14.1 cm
  • Weight (unboxed): 1.34 lbs / 0.605 kg

Vox AC30

Stereo amp and cabinet emulation pedal with vibrato, room modeling, multiple speakers, cabinets, and boosts, live and preset modes, and customization with the UAFX mobile app

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. Whether it's replacing your amp rig and going direct to front-of-house on stage, or recording tracks into your DAW .

 Ruby '63 gives you the inspiring, album-ready tones of an expertly miked "golden unit" vintage tube combo, within seconds. Ruby '63 is the only stompbox that gives you the Normal, Brilliant, and Vibrato channels from the original amp — so you can fly to Ireland, London, or Liverpool with the flip of a switch. From mellow to chime to grind, it's all here. Ruby '63 packs classic boosts, right onboard. Namely, the legendary '60s Dallas Rangemaster germanium treble booster and the preamp of a '70s Maestro EP-3 tape delay. Just flip the Boost switch for searing layered tones that put IR-based amp modelers in the bin. With built-in mic and speaker pairings from UA’s award-winning OX Amp Top Box, Ruby '63 lets you tailor your classic Brit amp tones like you took them to Savile Row. 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.

Experience British Tube Amp Tones, Stage and Studio

Whether it's replacing your amp rig and going direct to front-of-house on stage, or recording tracks into your DAW — Ruby '63 gives you the inspiring, album‑ready tones of an expertly miked "golden unit" vintage tube combo, within seconds.

Explore Normal, Brilliant, and Vibrato Channels

Ruby '63 is the only stompbox that gives you the Normal, Brilliant, and Vibrato channels from the original amp — so you can fly to Ireland, London, or Liverpool with the flip of a switch. From mellow to chime to grind, it's all here.

Push the Limit with Classic Boosts

Ruby '63 packs classic boosts, right onboard. Namely, the legendary '60s Dallas Rangemaster germanium treble booster and the preamp of a '70s Maestro EP-3 tape delay.* Just flip the Boost switch for searing layered tones that put IR-based amp modelers in the bin.

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