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Description
The Union Audio four.valve is a state-of-the-art 4-channel analog rotary mixer that fuses the timeless charm of valve (tube) technology with the precision and versatility demanded by today's DJ professionals. Crafted with carefully selected components and housed in a rugged metal chassis, the four.valve delivers the warm, musical sound that analog enthusiasts crave.
Each of the four channels offers independent phono and line inputs, making it easy to blend vinyl and digital sources seamlessly. Smooth rotary faders, a high-grade Innofader crossfader, and precise 3-band EQs allow for intuitive control and seamless transitions. At its core lies a finely tuned valve circuit that imparts unmistakable warmth and depth to every mix?ensuring high sonic quality and expressive dynamics, even during long sets.
The thoughtfully designed layout is tailored to the needs of professional DJs, delivering reliable performance whether in clubs, studios, or premium event setups. Whether you're spinning vinyl or digital, the four.valve elevates your performance by combining classic tube warmth with modern functionality.
Features: 4-channel analog rotary mixer with valve (tube) technology Dedicated phono preamp and line inputs (RCA) per channel High-quality 3-band EQs with rich detail and no loss of valve character Premium-quality Innofader crossfader Aux send per channel for effects units (Send/Return via 2x 6.3 mm jack) Precision Alps rotary faders for smooth transitions and superior tactile feel Separate level controls for Master Out, Booth Out, and Aux Return Two illuminated analog VU meters for accurate level monitoring High-powered headphone amplifier with split cue and cue/mix control Universal headphone connectors: 6.3 mm (1/4") and 3.5 mm jack Flexible output options: Balanced XLR Master Out, 6.3 mm Booth Out, RCA Record Out Fully analog circuitry and components for a classic warm sound High build quality and robust metal enclosure for dependable performance in clubs, studios, or home setups Made in the UK
Technical Specifications - Union Audio four.valve Rotary Mixer Channels: 4 Signal Path: Fully analog Valve Technology: Precision valve circuitry per channel Phono Preamps: Integrated per channel Faders: Precision Alps rotary faders Crossfader: High-quality Innofader EQ: 3-band EQ per channel with detailed response and valve preservation Aux Control: Per channel for external effects Master Isolator: 3-band isolator with crossovers at 200 Hz, 800 Hz, and 2000 Hz Phono Inputs: 4x RCA Line Inputs: 4x RCA Aux Send/Return: 2x 6.3 mm jack (TRS) Master Out: 2x balanced XLR Booth Out: 2x 6.3 mm jack (TRS) Record Out: 2x RCA Headphone Outputs: 6.3 mm and 3.5 mm jack Headphone Output Power: 750 mW RMS @ 33 Ohm Headphone Features: Split cue, cue/mix balance Total Harmonic Distortion + Noise (THD+N): 0.1% typical (unweighted, 0 dBu, 20 Hz-20 kHz) Frequency Response Line In ? Mix Out: ±1 dB from 20 Hz to 50 kHz RIAA Accuracy: ±1 dB from 20 Hz to 20 kHz Fader Attenuation (Shutoff): > -80 dB Channel Crosstalk: < -75 dB @ 1 kHz Residual Noise (Output): < -92 dBu (22 Hz - 22 kHz, unweighted) Line In ? Mix Out Noise (Unity Gain): < -85 dBu Maximum Output Level (Mix Out, 0.5% THD): +27 dBu Dynamic Range: 116 dB High-Pass Filter: -3 dB @ 1500 Hz (fully open) Power Supply: External switching power supply (SMPSU) Input Voltage: 90-260 VAC Output Voltage: 18 V DC, 30-40 W Efficiency Rating: LEVEL VI Enclosure: Durable metal housing Level Monitoring: 2 illuminated analog VU meters Origin: Made in the UK
Dimensions & Weight: Mixer Size: 35.0 x 10.0 x 28.3 cm (incl. knobs, W x H x D) Mixer Weight: 4.75 kg Shipping Dimensions: 48 x 38 x 20 cm Shipping Weight: 7 kg
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