Shure ULXD4D-G57

The Shure ULXD4D is a dual-channel digital wireless receiver designed for professional A/V installations and live sound applications. It supports two independent channels within a single rackspace unit and operates in the G57 UHF band (470 to 608 MHz) with an expansive 138 MHz tuning range, accommodating up to 60 simultaneous channels in one band.

Built for scalability and network integration, the ULXD4D includes Dante digital audio networking, RF cascade ports for signal distribution, and audio summing, allowing the unit to function as a 2-channel mixer. It features Digital Predictive Switching Diversity for superior RF performance and AES-256 encryption for secure transmission.

Equipped with XLR outputs, Ethernet ports, and intuitive front-panel controls, the ULXD4D ensures precise control and easy setup. The system integrates seamlessly with Shure's Wireless Workbench and Channels app, making it ideal for complex installations in large venues, houses of worship, and conference facilities.

• Dual Independent Channels: Two digital wireless channels in a single rack unit for efficient space use and flexible operation.

• Wide Frequency Coverage: Operates from 470"608 MHz with a 138 MHz tuning range to support up to 60 channels per band.

• Professional Digital Audio: Delivers clear, accurate 24-bit/48 kHz audio with wide 20 Hz to 20 kHz frequency response and >120 dB dynamic range.

• Dante Network Integration: Dual Ethernet ports with Dante support for seamless digital audio over IP networks.

• Advanced RF Performance: Digital Predictive Switching Diversity protects against dropouts; RF cascade ports simplify antenna distribution.

• Secure Wireless Operation: Features AES-256 encryption for secure audio transmission in sensitive environments.

• Audio Summing and Internal Mixing: Allows combining both channels into one output for simplified routing.

• Expandable System Design: Compatible with Shure ULXD1 bodypack, ULXD2 handheld, and conference mics like ULXD6 and ULXD8.

• Smart Frequency Coordination: Auto-scan and IR sync ensure clean frequency assignment.

• Wireless Workbench and Mobile App Support: Full remote monitoring and control via Shure Wireless Workbench software and iOS Channels App.

• Front Panel Interface: Easy-to-read backlit LCD, dedicated gain knobs, and peak meters for each channel.

• Flexible Audio Outputs: Two balanced XLR outputs with mic/line level switching.

• Networking Ready: Supports control protocols for integration with AMX, Crestron, and Yamaha consoles.

• Power and Antenna Options: Operates on 100-240V AC; supports external active or passive antennas and antenna distribution systems.

GENERAL SPECIFICATIONS:

• Receiver Type: Rackmount (1U, 19")

• Housing Material: Aluminum, Steel

• Dimensions: 19 x 10.8 x 1.7 in (482 x 274 x 44 mm)

• Weight: 7.4 lb (3.4 kg, without antennas)

• Power Requirement: 100-240 VAC, 50/60 Hz, 0.32 A

WIRELESS SYSTEM:

• Wireless Technology: Digital UHF

• RF Frequency Band: G57 (470 to 608 MHz)

• Tuning Range: 138 MHz

• Number of RF Channel Frequencies: 5520

• Max Operating Range: 328.1 ft / 100 m

• Max Transmitters per Band: 60

• Dynamic Range: >120 dB

• Latency: <2.9 ms

• Diversity: Digital Predictive Switching Diversity

• Encryption: AES 256-bit

• Compatible Transmitters: ULXD1, ULXD2, ULXD6, ULXD8

AUDIO & NETWORK I/O:

• Audio Channels: 2

• Audio Outputs: 2x XLR 3-pin balanced

• Audio Summing Function: Yes

• Frequency Response: 30 Hz - 20 kHz +/-1 dB (mic dependent)

• Gain Range: -18 to +42 dB (1 dB steps)

• Dante Support: Yes (2x RJ45 Ethernet ports)

• Networking Protocols: DHCP, Manual IP

• Mobile App: ShurePlus Channels (iOS/Android)

RF & ANTENNA CONFIGURATION:

• Antenna Connectors: 2x Removable BNC 1/2-wave external (rear-mount)

• RF Cascade Ports: 2x BNC with DC bias for active antennas

• Bodypack Frequency Diversity Support: Yes

• Interference Detection: On LCD and via Wireless Workbench

FUNCTIONAL FEATURES:

• Optimized Frequency Scanning: Auto frequency selection and IR sync

• Gain Ranging: Shure proprietary auto gain optimization

• Internal Limiter: Prevents digital clipping

• Remote Control: Via Wireless Workbench, Channels App, and 3rd-party controllers (e.g., AMX, Crestron)

• Display: Backlit LCD with adjustable contrast

• Panel Lockout: Yes

POWER MANAGEMENT:

• Compatible with SB900B Rechargeable Batteries (on transmitters)

• Smart Charging: Detailed life/health tracking with SBC200/SBC220 Chargers

• Accurate Battery Metering: Within 15 minutes