Shure Single Channel Digital Wireless Receiver - QLXD4-G50BAND
Shure Single Channel Digital Wireless Receiver - QLXD4-G50BAND
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.
With transparent 24-bit digital audio quality and incredibly efficient RF spectrum usage, the QLXD4 Digital Wireless Receiver combines professional features with streamlined setup and operation.
Automatic scanning quickly finds open frequencies, and one-touch IR 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. Remote monitoring and control from iOS devices also is available via the ShurePlus™ Channels Mobile App.
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
General
- 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)
- 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 In The Box
- 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
Approximate Dimensions
- Height: 1.61"
- Width: 7.76"
- Depth: 5.94"
Approximate Weight
- Unit: 1.71 lb
- Shipping: 3 lbs
General
Approximate Weight
Approximate Dimensions
Frequently Asked Questions
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The receiver uses AES 256-bit encryption to ensure secure wireless transmission, protecting audio signals from unauthorized interception and providing professional-grade security.
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It supports a 64 MHz tuning bandwidth, which varies by region. This wide bandwidth allows for more than 60 preset compatible channels per frequency band, depending on your locale.
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Yes, the receiver can be remotely monitored and controlled using Wireless Workbench software on PC or Mac, as well as via the ShurePlus Channels Mobile App on iOS devices for convenient management.
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Automatic channel scanning quickly finds open frequencies for the receiver, and Networked Channel Scan coordinates scanning across multiple receivers, streamlining setup and minimizing interference.
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The unit provides a mic/line switchable XLR output and a quarter-inch instrument output, accommodating a variety of audio setups and professional audio equipment.

