Universal Audio Volt 476 4-in/4-out USB 2.0 Audio Interface
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Home / Universal Audio Volt 476 4-in/4-out USB 2.0 Audio Interface
Expanded 4-Channel Connectivity Meets Iconic Analog Signal Shaper
The Universal Audio Volt 476 elevates your project studio's capabilities by packing vintage analog hardware emulations and expanded multi-channel routing into a sleek, desktop-friendly form factor. Designed for creators who need to track multiple sources simultaneously—such as a small acoustic ensemble, multi-mic drum configurations, or a combination of hardware synthesizers and vocal microphones—this interface features a high-bandwidth USB-C connection that ensures rock-solid driver stability and ultra-low latency across Mac, Windows, iPad, and iPhone setups.
While most 4-input interfaces offer flat, uncolored digital preamps, the Volt 476 acts like a physical pair of classic analog channel strips combined with two clean line-level utility inputs. Its built-in hardware compression and tube-emulation circuits shape your primary inputs in real-time before they enter your DAW. Backed by 4 independent analog outputs for flexible mixing, cue mixes, or outboard processing, the Volt 476 provides heavy-hitting studio tone without requiring an expensive rack of external outboard gear.
Dual Onboard 76 Compressors with Targeted Presets:
The defining highlight of the Volt 476 is its built-in analog 76 Compressor, processing both primary combo inputs independently. Inspired by Universal Audio's legendary 1176 Peak Limiter—heard on countless classic albums—this custom analog circuit controls volume dynamics and adds unmistakable presence to your signal. Instead of dealing with complicated software menus, the top panel features intuitive physical buttons that let you toggle between three expertly tuned presets: Vocal (smooth leveling), Guitar (medium attack, high sustain), and Fast (rapid response for punchy drums and synths), giving your tracks a polished, radio-ready finish during tracking.
The Iconic Warmth of the UA 610 Tube Preamp:
In addition to built-in compression, channels 1 and 2 feature Universal Audio's highly regarded Vintage Mic Preamp mode. When activated, a proprietary internal solid-state circuit realistically emulates the behavior, tube-driven saturation, and organic harmonic richness of the historic UA 610 modular tube console. This subtle analog coloration rounds out harsh digital spikes and introduces an incredible sense of body and depth to microphone and instrument signals alike, saving you massive amounts of time during the final mixing stage.
Advanced 4x4 I/O Routing & Pro Monitoring:
The Volt 476 expands your workflow with its versatile 4-input/4-output infrastructure. The front panel houses 2 XLR/TRS combo inputs with Vintage Preamp and 76 Compressor circuitry, while the rear panel features 2 balanced 1/4" TRS line inputs for synths, drum machines, or external preamps. For playback and monitoring, you get 4 independent, balanced 1/4" TRS line outputs alongside a dedicated monitor stereo pair. This allows you to set up separate cue mixes for performers or route stems to external analog gear. The front-panel headphone amplifier features a high-current, low-noise design capable of driving high-impedance studio headphones with plenty of volume and dynamic headroom.
A Curated Suite of Professional Studio Software:
To make sure you have a complete production toolkit from day one, Universal Audio bundled the Volt 476 with a suite of highly capable creative software. Instead of generic starter plugins, you receive industry-standard tools like Ableton Live Lite, Celemony Melodyne Essential for professional pitch correction, Softube’s Time & Tone Bundle, Marshall Plexi Classic Amp modeling, and world-class virtual instruments from Spitfire Audio and UJAM, turning your desktop into a fully loaded digital workstation.
DUAL ANALOG 76 COMPRESSORS: Onboard hardware compression circuits based on the legendary UA 1176, featuring quick-access presets for Vocals, Guitars, and Fast sources on channels 1 and 2.
VINTAGE MIC PREAMPS: Built-in tube-emulation circuitry on primary inputs that applies the legendary analog warmth and saturation of the historic UA 610 console preamp.
4-IN / 4-OUT EXPANDED ROUTING: 2 mic/line/instrument inputs plus 2 rear line inputs; 4 independent analog line outputs for flexible monitoring or outboard routing.
PRO 24-BIT/192 KHZ CONVERSION: Elite class-leading audio conversion layer providing sparkling resolution, wide dynamic range, and an ultra-low noise floor.
UNIVERSAL CROSS-PLATFORM COMPATIBILITY: True plug-and-play functionality on Mac and Windows, alongside native support for iPad and iPhone.
STUDIO-GRADE HEADPHONE AMP: High-power headphone output with independent volume control and source selection switches for flexible studio monitoring.
ZERO-LATENCY DIRECT MONITORING: Top-panel hardware switches for instantaneous input monitoring, letting you track without annoying digital delay.
PREMIUM WOOD-TRIM ENCLOSURE: Heavy-duty all-metal structure accented with classic solid-wood side cheeks for a high-end studio aesthetic.
| Feature | Official Specification |
| Product Form Factor | Premium Wood-Trimmed Desktop 4-In / 4-Out USB Audio Interface |
| Simultaneous Channel I/O | 4 Inputs x 4 Outputs (Plus Dedicated Stereo Monitor Outputs) |
| Host System Interface | 1 x USB-C Port (Compatible with USB 2.0 / 3.0 Standard Protocols) |
| Supported OS Platforms | Mac OS X 10.14 or later, Windows 10 / 11 (64-bit), iOS 14 or later |
| Audio Resolution | Professional High-Resolution 24-Bit / 192 kHz Sampling Rates |
| Analog Preamp Inputs (1-2) | 2 x Balanced Neutrik XLR / 1/4" TRS Combo Input Ports |
| Analog Line Inputs (3-4) | 2 x Balanced 1/4" TRS Line-Level Input Ports (Rear Panel Layout) |
| Analog Line Outputs (1-4) | 4 x Balanced 1/4" TRS Line Outputs (For advanced routing and cue mixes) |
| Dedicated Monitor Outputs | 2 x Balanced 1/4" TRS Line Outputs (Left and Right Monitor Setup) |
| Headphone Output | 1 x 1/4" TRS Stereo Headphone Port with Source Selection (OUT 1-2 / OUT 3-4) |
| MIDI Interface Ports | 5-Pin DIN MIDI Input x 1 / 5-Pin DIN MIDI Output x 1 |
| Hardware Signal Processing | Dual Analog 76 Compressors (3 Presets), Vintage Mic Preamp Circuits |
| Power Infrastructure | Included 5V DC External High-Current Power Supply Unit (Required for operation) |
| Mechanical Enclosure | Industrial Rugged Metal Chassis with Authentic Wood Side Panels |
| Dimensions (W x D x H) | 8.42" x 5.11" x 2.55" / 21.4 cm x 13.0 cm x 6.5 cm |
| Net Hardware Weight | 2.2 lbs / 1.0 kg |
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