Shure QLXD4 Digital Wireless Receiver

$636.00
Article number: QLXD4=-L50
Availability: Ships from manufacturer
Delivery time: Normal delivery time is 2-7 business days, subject to availability.

Half-rack QLXD4 Digital Wireless Receiver quickly finds open frequencies and deploys them to transmitters via the one-touch sync function.

Featuring transparent 24 bit digital audio quality and incredibly efficient RF spectrum usage, the QLXD4 is a half-rack digital wireless receiver for use with QLX-D® Digital Wireless Systems. Ideal for presentation spaces, music venues, and houses of worship, the QLXD4 combines professional features with streamlined setup and operation. Automatic scanning quickly finds open frequencies and one-touch sync quickly deploys them to transmitters. Ethernet networking enables networked channel scanning across multiple receivers and Wireless Workbench software integration for remote control of receiver settings from a PC or Mac.

Features

  • 64 MHz tuning bandwidth (region dependent)
  • More than 60 preset compatible channels per frequency band (region dependent)
  • Up to 17 compatible systems per 6 MHz TV channel; 22 systems per 8 MHz channel
  • Digital predictive switching diversity ensures solid RF connection
  • AES 256-bit encryption for secure wireless transmission
  • Up to 60 dB of adjustable audio gain
  • High-contrast LCD menu and controls with lockout feature
  • Audio and RF LED meters with peak indicator
  • Detachable ½ wave antennas
  • Mic / line switchable XLR output
  • ¼" Instrument output
  • Durable aluminum construction with brushed finish

Specifications

  • Dimensions: 41 mm × 197 mm × 151 mm (1.63 in. × 7.75 in. × 5.94 in.), H × W × D
  • Weight: 777 g (1.71 lbs), 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 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)
  • Configuration: XLR: Balanced (1=ground, 2=audio +, 3=audio −)
  • Impedance: 1/4" (6.35 mm): 100 Ω (50 Ω Unbalanced)
  • Impedance: XLR: 100 Ω
  • Full Scale Output: 1/4" (6.35 mm): +12 dBV
  • Full Scale Output: 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 Interface: Single Port Ethernet 10/100 Mbps
  • Network Addressing Capability: DHCP or Manual IP address
  • Maximum Ethernet Cable Length: 100 m (328 ft)
  • RF Carrier Range: 470–937.5MHz, varies by region (See Frequency Range and Ouput Power table)
  • Working Range: 100 m (328 ft)
  • RF Tuning Step Size: 25 kHz, varies by region
  • Image Rejection: >70 dB, typical
  • RF Sensitivity: −97 dBm at 10−5 BER
  • Latency: <2.9 ms
  • Audio Frequency Response: QLXD2: Note: Dependent on microphone type
  • Audio Dynamic Range System Gain @ +10: >120 dB, A-weighted, typical
  • Total Harmonic Distortion −12 dBFS input, System Gain @ +10: <0.1%
  • System Audio Polarity: Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 6.35 mm (1/4-inch) output.
  • Operating Temperature Range: -18°C (0°F) to 50°C (122°F)
  • Storage Temperature Range: -29°C (-20°F) to 74°C (165°F)

Upon purchase, we will contact you to help you select the correct frequency range for your area.

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