York 2x4 DSP

YorkDevices 2x4 DSP 

A compact audio DSP module with 2 balanced analog inputs, 4 balanced analog outputs, and S/PDIF input and output. It is built around the Analog Devices ADAU1466 and designed for active speakers, multi-way crossovers, and room or driver correction.

Key features

• ADAU1466 DSP: 32-bit core at up to 294.912 MHz, with enough headroom for long FIR filters
• 2 balanced analog inputs (PCM1822 ADC)
• 4 balanced analog outputs (PCM5242 DAC)
• S/PDIF digital input and output
• Wide 7–24 V supply range
• Low-noise layout: integrated output noise about -103 dBV 
• Configured in YorkStudio, the YorkDevices desktop app (Win/Linux/MacOS)

Performance

• THD+N: <0.003% (1 kHz, -1 dB)
• SNR: 97–100 dB

Configuration: YorkStudio

The module is set up and tuned in YorkStudio, the YorkDevices configuration app. Connect it over the York USB interface and adjust the processing live. 

The YorkStudio guide has screenshots and a step-by-step walkthrough.

Typical applications

• Active 2-way stereo speakers
• Stereo plus subwoofer crossover
• DSP front end for amplifier modules, for example TPA3255-based boards

Links

• YorkStudio guide
• York Devices