AlphaTheta Euphonia | 4‑Channel Rotary Mixer w/ Rupert Neve Transformer | 32‑bit FX Engine & Visual Metering

4-Channel Rotary DJ Mixer

AlphaTheta Euphonia is a next-generation rotary DJ mixer designed to fuse analog warmth with digital precision. Co-engineered with Rupert Neve Designs, it delivers a euphoric sound experience that blends vintage tone with modern clarity, perfect for DJs seeking expressive control and pristine audio.

AlphaTheta Euphonia Competitive Differences

• Rupert Neve Designs transformer circuit for analog harmonic richness
• 32-bit A/D & D/A conversion with 96kHz/64-bit floating-point DSP processing

AlphaTheta Euphonia Description

The AlphaTheta Euphonia represents a bold leap in rotary mixer design, merging iconic analog character with advanced digital signal processing. At its core lies a custom transformer circuit developed in collaboration with Rupert Neve Designs, delivering smooth low-end punch, glossy mids, and silky highs that make any mix sound cohesive and natural. Each channel features a specially developed rotary fader, engineered with precision-weighted resistance for both fine adjustments and rapid transitions. With a soft elastomer grip and intuitive tactile response, these faders offer unmatched control that feels like an extension of the DJ’s own touch. Visual metering is redefined with the Mix Level Meter and Spectrum Analyzer, giving DJs real-time insight into all four channels and the master output simultaneously. Whether adjusting levels on the fly or balancing frequencies over long sets, the Energy Visualizer provides an immediate and accurate reference. The Euphonia also features a premium 3-band Master Isolator with Boost Send, enabling one-handed FX control over low, mid, or high frequencies. With selectable boost levels and six built-in Send FX — including Delay, Tape Echo, Reverb, and Shimmer — DJs can shape space and texture with total precision. A dedicated Time knob even switches behavior based on the effect for responsive control. Thoughtful design details like wood side panels, copper-toned knobs, and a two-layer chassis blend modern digital aesthetics with traditional rotary styling. External Send/Return and Insert FX support, USB-C integration, and Serato DVS compatibility round out the mixer’s forward-thinking feature set.

Model Features

• Custom Rupert Neve Designs transformer for analog harmonic saturation
• 32-bit A/D and D/A converters with 96kHz/64-bit DSP audio processing
• Energy Visualizer with multi-needle Mix Level Meter and Spectrum Analyzer
• Precision-engineered rotary faders with elastomer grip and speed-sensitive resistance
• 3Band Master Isolator with Boost Send for single-hand FX control
• 6 Built-in spatial effects: Delay, Tape Echo, Echo Verb, Reverb, Shimmer, HPF
• Dedicated Send/Return and Master Insert support for external FX integration
• Serato DVS-ready and rekordbox compatible via USB-C
• Lockable power cord for reliable setup security

Model Specifications

• Dimensions: 16.90 x 13.03 x 4.72 in (429.2 × 331.0 × 119.9 mm)
• Weight: 20.94 lb (9.5 kg)
• Frequency Response: 20Hz – 40kHz (LINE)
• S/N Ratio: 107dB (USB, DIGITAL IN), 105dB (LINE), 88dB (PHONO), 79dB (MIC)
• Power Requirements: AC 110–240V, 50/60Hz
• Power Consumption: 43W
• Inputs: 4x Digital (Coaxial), 4x Line (RCA), 4x Phono (RCA), 1x Mic (XLR & 1/4")
• Outputs: 1x Master (XLR), 1x Booth (1/4" TRS), 1x Rec (RCA), 2x Headphones (1/4", 3.5mm)
• USB: 1x USB Type-C
• Other I/O: 2x Send (1/4" TS), 2x Return (1/4" TS)

What's In The Box

• Main unit
• Power cord
• Quick start guide
• Precautions for use