The Shure 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.

• Operates in the G50 Band (470-532MHz)
• Predictive switching diversity
• Ethernet networking provides streamlined setup
• Front-panel gain adjustments provide up to 60dB additional gain
• Support for frequency coordination with the Axient Spectrum Manager

• RF Input:
  • Spurious Rejection: >80 dB, typical
  • Connector Type: BNC
  • Impedance: 50 Ω
  • Bias Voltage: 12–13 V DC, 170 mA maximum, per antenna
• Audio Output:
  • Gain Adjustment Range: -18 to +42 dB in 1 dB steps (plus Mute setting)
  • Configuration:
    • 1/4" (6.35mm): Impedance balanced (Tip=audio, Ring=no audio, Sleeve=ground)
    • XLR: Balanced (1=ground, 2=audio +, 3= audio -)
  • Impedance:
    • 1/4" (6.35mm): 100 Ω (50 Ω Unbalanced)
    • XLR: 100 Ohms
  • Full Scale Output:
    • 1/4" (6.35mm): +12 dBV
    • XLR: LINE setting= +18 dBV, MIC setting= -12 dBV
    • Mic / Line Switch: 30 dB pad
  • Phantom Power Protection on both 1/4" (6.35 mm) and XLR
• Networking:
  • Power Over Ethernet (PoE): No, protected
  • Network Interface: Single Port Ethernet 10 / 100 Mbps
  • Network Addressing Capability: DHCP or Manual IP address
  • Maximum Cable Length: 328ft (100m)
• Additional Specs:
  • Audio Frequency Response: 20 Hz – 20 kHz, flat
  • Dynamic Range: 120 dB, extended
  • Tuning Range: Up to 64 MHz
  • Dimensions (H x W x D): 7.75" x 6.75" x 1.65" (197 x 171 x 42mm)
  • Weight: 2.0 lbs. (913 g), without antennas
  • Housing: Galvanized steel