UNIVERSAL AUDIO UAFX Ruby 63 Top Boost Amplifier — Preamp / Boost
UNIVERSAL AUDIO UAFX Ruby 63 Top Boost Amplifier — Preamp / Boost
Specifications
Specifications
| Pedal type | Top Boost Amplifier |
|---|---|
| Controls | Normal, Brilliant, and Vibrato channels; Boost switch |
Fit and constraints
Intended use
Constraints
To use it
Questions
What voltage, polarity, and current does this exact revision require?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Are the original box, power supply, and any model-specific accessories included?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Does this listing match the exact revision and finish shown in the source photos?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Description
The UAFX Ruby 63 is a preamp and boost pedal modeled after a British tube amplifier, featuring Normal, Brilliant, and Vibrato channels. It includes onboard boosts based on a 1960s Dallas Rangemaster germanium treble booster and a 1970s Maestro EP-3 tape delay preamp, plus selectable microphone and speaker cabinet pairings. The pedal operates via dual-engine processing and offers multiple speaker cabinet models that can be accessed through the UAFX Control app.
Seller notes: UNIVERSAL AUDIO UAFX Ruby 63 Top Boost Amplifier — Preamp / Boost. UA Ruby 63.