Shure Axient Digital AD4Q Four-Channel Digital Wireless Receiver

The AD4Q Axient Digital four-channel wireless receiver sets a new standard in transparent digital audio and maximum spectral efficiency. Groundbreaking performance features include wide tuning, low latency, high density (HD) mode, and Quadversity™, ensuring solid performance in the most challenging RF environments. Networked control, AES3, AES67, and Dante output, and signal routing options bring a new level of management and flexibility to your entire workflow. Compatible with all Axient Digital transmitters.

Audio

• 60 dB of gain adjustment offers compatibility with a wide range of input sources
• Dante™ networking for quick and easy channel management
• Dante Browse feature for headphone monitoring of all Dante channels, including third party components
• AES 256 encryption to protect audio channels
• Automatic limiter function protects against signal clipping, allowing for higher gain settings and preventing unexpected signal peaks
• Front panel connection for headphones with adjustable volume

I/O

• Four transformer-balanced XLR outputs (outputs 3 and 4 switchable AES3 digital)
• Four transformer-balanced 1/4'' outputs
• Two Dante-enabled Ethernet ports, Two network control Ethernet ports with PoE: The receiver can only power 1 PoE device at a time.
• Locking AC power connection
• AC power cascade to additional components
• Optional DC module available to support redundant power

RF

• True digital diversity reception per channel
• Quadversity mode for enhanced coverage
• Up to 210 MHz of tuning range
• Channel Quality meter displays signal-to-noise ratio of RF signal
• Frequency diversity with selection or combining modes for transmitters
• Antenna cascade for one additional receiver
• Preprogrammed group and channel maps with options to create custom groups
• Search for open frequencies via receiver using group and channel scan
• Perform full bandwidth scan for frequency coordination via Wireless Workbench
• Register up to eight transmitters to one receiver channel
• High Density transmission mode enables up to 47 active transmitters in one 6 MHz TV channel (up to 63 in one 8 MHz TV channel)

Network Control

• Wireless Workbench® control software
• ShurePlus™ Channels mobile device control
• Console integration
• Control systems support

• Dimensions (H × W × D): 1.7 × 19.0 × 13.1 in (44 × 483 × 333 mm)
• Weight: 10.6 lb (4.8 kg) without antennas
• Housing: Steel; extruded aluminum
• Power Requirements: 100 to 240 VAC, 50–60 Hz | 0.68 A max
• Thermal Dissipation: Maximum: 31 W (106 BTU/hr) | Idle: 21 W (72 BTU/hr)

AUDIO OUTPUT

• Gain Adjustment Range: –18 to +42 dB in 1 dB steps (plus Mute setting)
• Configuration: 1/4" (6.35 mm): Transformer-coupled Balanced (Tip=audio, Ring=no audio,
  Sleeve=ground) | XLR: Transformer-Coupled Balanced (1=ground, 2=audio +, 3=audio –)
• Impedance (Typical, XLR Line Out): 100 Ω
• Full Scale Output (200 kΩ load): 1/4" (6.35 mm): +8 dBV | XLR (LINE setting): +18 dBV | XLR (MIC setting): –12 dBV
• Mic/Line Switch: 30 dB pad
• Phantom Power Protection: Yes

NETWORKING

• Network Interface: 10/100 Mbps, 1 Gbps, Dante Digital Audio
• Network Addressing Capability: DHCP or Manual IP address
• Maximum Cable Length: 100 m (328 ft)

CASCADE OUTPUT

• Connector Type: BNC | Note: For connection of one additional receiver in the same band
• Configuration: Unbalanced, passive
• Impedance: 50 Ω
• Insertion Loss: 0 dB, typical

RF INPUT

• Spurious Rejection: >80 dB, typical
• Connector Type: BNC
• Impedance: 50 Ω
• Bias Voltage: 12-13.5 VDC, 150 mA maximium, per
  antenna, switchable on/off
• RF Carrier Frequency Range (Model-Dependent): AD4Q=A: 470–636 MHz | AD4Q=B: 606–810 MHz | AD4Q=C: 750–960 MHz