Audio-Technica ATUC-50CU Wired Discussion System Control Unit

Audio-Technica ATUC-50CU Wired Discussion System Control Unit

The Audio-Technica ATUC-50CU Wired Discussion System Control Unit is a 19-inch rack-mountable hub for ATUC-50 wired discussion systems. It powers and manages connected discussion units, provides 24-bit/48 kHz digital signal processing, and supports local, web-based, or third-party IP control for professional conferencing installations.

Use this wired conference system control unit in boardrooms, council chambers, classrooms, training rooms, and installed AV meeting spaces. It is built for buyers who need to expand an ATUC-50 discussion system, buy a rackmount conference control unit, or deploy a scalable wired meeting audio solution.

The ATUC-50CU supports daisy-chain or ring topology, configurable conference modes, onboard recording, and individual audio processing for connected discussion units. Its balanced and unbalanced outputs, mic/line inputs, AUX inputs, and interpretation return inputs make it a flexible centerpiece for managed multilingual conferencing systems.

Rackmount Control Unit for ATUC-50 Wired Discussion Systems

• System Control: Powers and controls up to 100 ATUC-50DU discussion units and ATUC-50IU integration units.
• Expandable Architecture: Allows up to three ATUC-50CU units to be linked via Cat5e or better cable for systems up to 300 DU/IU units.
• Digital Audio Processing: Provides 24-bit/48 kHz processing with 12-band feedback suppression for clear speech intelligibility.
• Conference Modes: Supports Free Talk, Request to Talk, and Full Remote modes with additional override settings.
• Integrated Recording: Records WAV or MP3 files to a connected USB mass storage device for meeting documentation.
• Flexible System Topology: Supports daisy-chain or ring topology layouts for adaptable room wiring.
• Web Remote Control: Enables configuration and operation through a browser-based Web Remote interface with no software required.
• Professional I/O: Includes balanced outputs, unbalanced output, mic/line inputs, AUX inputs, and interpretation return inputs.

Technical Specifications

• Model: ATUC-50CU
• Product Type: Wired Control Unit
• Product Line: ATUC-50
• Rackmount Size: 19"
• System Compatibility: ATUC-50 wired discussion systems
• Supported Discussion Units: Up to 100 ATUC-50DU discussion units and ATUC-50IU integration units per control unit
• Expandable Capacity: Up to 300 DU/IU units with three linked ATUC-50CU units and required link extenders
• System Topology: Daisy chain or ring topology
• Conference Modes: Free Talk, Request to Talk, Full Remote
• Digital Processing: 24-bit / 48 kHz
• Feedback Suppressor: 12-band
• Dynamic Range: 110 dB, A-weighted
• Frequency Response: +1.0, -2.0 dB, 20 Hz to 20 kHz, referenced to +4 dBu output at 1 kHz
• Recording: Via USB storage device
• WAV Recording: 1/2/3/4 track with CUE point, BWF standard
• MP3 Recording: 1/2 track with CUE point, original format
• MP3 Bit Rate: 64 kbps, 128 kbps, 192 kbps, 256 kbps, 320 kbps
• Inputs: 2 x Mic/Line, 1 x AUX stereo, 2 x Interpretation Return
• Outputs: 4 x balanced, 1 x unbalanced
• Link / Chain Terminals: DU A/B terminals, CU A/B terminals, DU C/D terminals
• Signal-to-Noise Ratio: 90 dB, A-weighted
• Signal Delay: Mic input to output 1 ms; DU to CU 1.2 ms
• Headroom: 20 dB
• Equivalent Input Noise: Mic/Line 1-2, less than -126 dBu, Rs = 150 ohms
• Total Harmonic Distortion: Less than 0.03% at 1 kHz, unity
• Crosstalk: Less than -80 dB at 1 kHz
• Power Supply: AC 100–240V, 50/60 Hz
• Phantom Power: DC +48V
• Power Consumption: 20 W to 175 W maximum
• Operating Temperature Range: 32°F to 104°F
• Operating Humidity: 25% to 85%
• OLED Display: 20 x 2 character type, yellow, 100,000-hour operating life
• Dimensions: 19.0" x 13.1" x 1.7"
• Weight: 7.5 lbs

What's in the Box

• Audio-Technica ATUC-50CU Wired Discussion System Control Unit
• AC power cord
• 2 x Quick Setup Guides
• 9 x Euroblock connectors
• Warranty Sheet