Allen & Heath SQ-Rack | 48-Channel Rackmount Digital Mixer
A New Standard in Compact Digital Mixing
The Allen & Heath SQ-Rack delivers the immense power of the renowned 96kHz SQ series into a compact, 4U rack-mountable design. Perfectly crafted for the demands of professional live sound, AV, and installation environments, the SQ-Rack combines exceptional high-resolution audio, ultra-low latency, and class-leading DEEP processing. Whether you're running a fixed installation, managing a touring in-ear monitor rig, or need a powerful core for your AV system, the SQ-Rack provides unparalleled flexibility and control.
Key Features & Benefits
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Exceptional 96kHz Audio Quality: Built on Allen & Heath’s powerful 96kHz XCVI FPGA engine, the SQ-Rack delivers breathtakingly high-resolution audio with massive mix headroom and an ultra-low latency of <0.7ms for a pristine, real-time mixing experience.
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Complete Remote & Onboard Control: Despite its faderless design, control is never compromised. Mix from anywhere in the venue using the SQ-MixPad app (iOS/Android/Windows/macOS), or provide simplified access to non-technical users with the customizable SQ-Control app. The unit itself features a 7" touchscreen, 8 assignable SoftKeys, and 4 assignable Soft Rotaries for immediate hands-on control.
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Integrated DEEP Processing & FX: Add studio-quality compressor and preamp emulations directly to all 48 input channels and mixes with the integrated DEEP processing architecture - all with zero added latency. Plus, access 8 stereo FX engines featuring the acclaimed RackExtra library of legendary reverbs, delays, and modulators.
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Flexible Multitrack Recording: Capture every performance with ease. The integrated SQ-Drive allows for direct-to-USB multitrack or stereo recording without needing a computer. For studio work, the built-in 32x32 96kHz USB interface is Core Audio and ASIO compliant for seamless integration with your favorite DAW.
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Advanced Automatic Mic Mixing (AMM): Ideal for conferences, panels, and multi-speaker events, the advanced AMM can handle up to 48 microphone sources, ensuring clear, consistent audio levels automatically and with zero latency.
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Built for Professional Environments: The robust, all-metal chassis is designed for the rigors of the road and can be mounted in multiple configurations for ultimate flexibility in any rack.
Ideal Applications
The SQ-Rack is a versatile powerhouse built for any challenge:
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The Ultimate IEM Mixer: With 12 stereo mixes and ultra-low latency, the SQ-Rack is the perfect centerpiece for professional in-ear monitoring setups, providing artists with a consistent, crystal-clear mix every night.
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Fixed Installations: From intimate bars and cruise ships to large houses of worship and corporate venues, its compact form factor and powerful capabilities make it a natural fit for premium sound installations.
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Touring & Live Sound: An ideal solution for touring bands needing a powerful, portable FOH or monitor mixer, or as a component in a larger touring system. Its expandability via the SLink port or an audio networking card makes it incredibly adaptable.
Full Technical Specifications
Audio and Processing:
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Processing Engine: 96kHz XCVI FPGA
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Input Channels: 48
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Mixes: 12 Stereo Mixes + LR
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Matrix: 3 Stereo Matrix (can be split to 6 mono)
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FX Engines: 8 Stereo FX Engines + Dedicated Stereo Returns
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Processing: DEEP Processing Ready
Onboard I/O:
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Mic Preamps: 16+1 built-in
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Line Inputs: 3 Stereo
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Line Outputs: 12 XLR, 2 TRS
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Digital Output: AES
Control:
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Touchscreen: 7” Capacitive
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Assignable Controls: 8 SoftKeys, 4 Soft Rotaries
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Remote Apps: SQ-MixPad, SQ-Control, SQ4You
Expandability & Integration:
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Remote Audio Port: SLink port for expanders (e.g., DX012 output expander)
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Networking Card Slot: 64x64 I/O Port for Dante, Waves, MADI, etc.
Recording & Streaming:
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Direct Recording: SQ-Drive direct recording to USB
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USB Interface: 32x32 96kHz (ASIO / Core Audio compliant)
Physical:
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Form Factor: 19” Rack Mountable (4U)