Shure QLXD4 Digital Wireless Receiver

Digital wireless receiver combines professional features with streamlined set-up and operation. Features include Automatic Channel scan, Networked Channel Scan, digital predictive switching, and AES 256 encryption for security.

Key Features

• Automatic Channel Scan quickly finds clear frequencies; Networked Channel Scan then shares open frequencies between multiple receivers over Ethernet, with one touch syncing
• Digital Predictive Switching Diversity ensures a stable RF connection
• Highly efficient RF spectrum usage – up to 22 transmitters per 8 MHz channel
• Secure AES 256 bit encryption of all wireless transmissions
• Shure Wireless Workbench® software allows remote control from PC or Mac
• ShurePlus™ Channels mobile app allows remote control from iOS devices
• Half rack format with detachable ½ wave antennas
• Up to 60 dB of adjustable audio gain 
• Up to 72 MHz tuning bandwidth (region dependent)
• More than 60 pre set compatible channels per frequency band (region dependent)
• High contrast LCD menu and controls with lockout feature, plus Audio and RF LED meters with peak indicator
• Mic / line switchable XLR output, and 6.3 mm instrument output
• Durable aluminium construction with brushed finish

Technical Specifications

• General
  • Dimensions: 41 × 197 × 151 mm, H × W × D
  • Weight: 777 g, without antennas
  • Housing: Steel
  • Power requirements: 12 V DC @ 0.4 A, supplied by external power supply (tip positive)
• RF Input
  
  • Spurious Rejection: > 80 dB, typical
  • Connector Type: BNC
  • Impedance: 50 Ω
• Audio Output
  
  • Frequency Band: L51
  • Gain Adjustment Range: -18 to +42 dB in 1 dB steps
  • Configuration:
    • 1/4" (6.35 mm): Impedance balanced (Tip = audio, Ring = no audio, Sleeve = ground)
    • XLR: Balanced (1 = ground, 2 = audio +, 3 = audio −)
  • Impedance:
    • 1/4" (6.35 mm): 100 Ω (50 Ω Unbalanced)
    • XLR: 100 Ω
  • Full Scale Output:
    • 1/4" (6.35 mm): +12 dBV
    • XLR: LINE setting = +18 dBV, MIC setting = −12 dBV
  • Mic/Line Switch: 30 dB pad
  • Phantom Power Protection:
    • 1/4" (6.35 mm): Yes
    • XLR: Yes
• Networking
  
  • Network Interface: Single Port Ethernet 10/100 Mbps
  • Network Addressing Capability: DHCP or Manual IP address
  • Maximum Ethernet Cable Length: 100 m

What's Included

• 1 PS24 Power supply
• 2 1/2 Wave Antenna
• 2 BNC Cable
• 2 BNC Bulkhead Adapter
• 1 Rackmount Kit
• 1 Rackmount Bracket-Long
• 1 Rackmount Bracket-Short
• 1 Link plate
• 4 Receiver Rubber Feet