Apogee Symphony IO Mk II 32x32 SoundGrid Audio Interface

Apogee Symphony IO Mk II 32x32 SoundGrid Audio Interface

The Apogee Symphony IO Mk II 32x32 SoundGrid Audio Interface is built for high-end studios and broadcast setups that demand expansive analog I/O along with ultra-low latency performance. This chassis includes thirty-two channels of balanced analog input and output via DB25 connectors and stereo S/PDIF digital I/O on each analog card.

Featuring top-tier AD/DA conversion with THD+N at -115 dB on analog input and -119 dB on analog output, and dynamic ranges of 122–126 dB, this unit supports sampling rates up to 192 kHz. The front panel offers a color touchscreen display and large control knob for routing and monitoring.

Designed for demanding workflows in music production, post-production, live sound, and immersive audio, this rugged 2U rackmount chassis delivers high fidelity and flexibility. Expandable with I/O modules, it’s ideal for those who need both broad capability and pristine sound quality.

Key Features

• 32 Analog Channels: Balanced I/O via DB25 connectors
• Digital I/O: Stereo S/PDIF on each analog card
• SoundGrid Connectivity: Ethernet interface with low latency networking
• High Resolution Performance: Up to 192 kHz sample rate
• Premium Conversion: THD+N around -115 dB (input) / -119 dB (output)

Technical Specifications

• Analog I/O: 32 in / 32 out via DB25 connectors
• Digital Formats: S/PDIF stereo on each analog card
• THD+N Analog Input: -115 dB @ +22 dBu
• THD+N Analog Output: -119 dB @ +21 dBu
• Dynamic Range: ~122 dB A-weighted input / ~126 dB A-weighted output

What’s in the Box

• 1x Apogee Symphony IO Mk II SoundGrid Chassis with 32x32 Analog I/O
• 1x Power Cable
• Limited Warranty