Shure ULXD4 Digital Wireless Receiver

The ULXD4 is a half-rack, networkable wireless receiver for use with ULX-D digital wireless systems. With an expansive set of professional features, including 24-bit / 48 kHz digital audio quality, efficient and intelligent RF performance, and AES 256-bit encryption, ULX Digital offers uncompromising wireless tailored for professional sound reinforcement.

Features:

• Digital Predictive Switching Diversity
• Up to 72 MHz tuning range (region dependent)
• Optimized scanning automatically finds, and prioritizes the cleanest frequencies to be manually deployed to transmitters over IR sync
• Bodypack Frequency Diversity ensures uninterrupted audio for mission critical applications
• Individual gain controls (up to 60 dB), LED meters, and XLR outputs for each channel
• Ethernet networking for: streamlined frequency coordination and deployment across multiple receivers; compatibility with Wireless Workbench® 6 software for advanced coordination, monitoring, and control
• Compatible with AMX and Crestron control systems
• Interference detection and alerts
• Intuitive front panel LCD menu and controls with various lockout options, plus audio and RF LED meters with peak indicator
• Removable half wave antennas
• 24 bit / 48 kHz digital audio
• 20 Hz – 20 kHz frequency range with flat response
• Greater than 120 dB dynamic range
• Up to 22 active transmitters in one 8 MHz TV channel in standard mode; High Density mode enables up to 63 active transmitters in one  8 MHz TV channel
• AES-256 bit encryption equipped for secure wireless transmission

Specifications:

• Number of RF Channel Frequencies: 2560
• Diversity: Antenna Diversity
  
• RF Bandwidth: 64 MHz
• Frequency Step Size: 25 kHz
• RF Channel Scanning: Auto-Scan
• Max Operating Range: 328.1' / 100 m
• Max Transmitters per Band: 60
• Latency: < 2.9 ms
• Modulation: Proprietary
• Receiver:
  • Receiver Type: Tabletop
  • Mounting Options: Rackmount, Tabletop (with Included Hardware)
  • Rackmount Size: 1 RU (1/2 Rack)
  • Antenna: 2 x 1/2 Wave External, BNC (Rear-Mount)
  • Antenna Bias Voltage: 12 to 13 VDC, 150 mA (per Antenna)
  • Number of Audio Channels: 1
  • Audio I/O:
    • 1 x XLR 3-Pin Male Balanced Output
    • 1 x 1/4" TRS Female Balanced Output
  • Gain Range: -18 to +42 dB (1 dB Steps)
  • Pad: 30 dB
  • Audio Output Level:
    • XLR Output: +18 dBV (Line Level)
    • XLR Output: -12 dBV (Mic Level)
    • 1/4" Output: +12 dBV (Consumer Level, Instrument Level)
  • Phantom Power Protection: On 1/4", XLR Outputs
  • Frequency Response: 30 Hz to 20 kHz ±1 dB (Dependent on Mic)
  • Network I/O: 1 x RJ45 (10/100 Mb/s)
  • Network Protocols: DHCP, Manual IP
  • Impedance: XLR Output (100 Ohms (Balanced))
  • Approximate RF Sensitivity: -98 dBm
  • Adjacent Channel Isolation: >70 dB
  • Spurious: Rejection ( >80 dB)
  • Power Requirements: AC/DC Power Adapter
  • AC/DC Power Adapter: 15 VDC at 600 mA (Included)
  • AC Input Power: 100 to 240 VAC, 50 / 60 Hz at 250 mA
  • Display & Indicators:
    • 1 x Backlit LCD (Battery Status, Channel, Group, Menu Navigation)
    • 2 x Multi-Segment LED (AF Level, Output Level, Peak)
  • Housing: Steel
  • Operating Temperature: 0 to 122°F / -17 to 50°C
  • Storage Temperature: -20 to 165°F / -28 to 73°C
  • Dimensions: 6.7 x 1.7 x 7.8" / 171 x 44 x 197 mm
  • Weight: 2 lb / 0.9 kg
• Packaging Info:
• Package Weight: 6.5 lb
• Box Dimensions (LxWxH): 18.346 x 14.882 x 3.622"