Shure AD4QUS=-A Digital Wireless Receiver (A: 470-636 MHz)

PA SKU # SHU AD4QUSA MFR # AD4QUS=-A UPC # 042406501347
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  • Product Highlights
  • Frequency 470-636 MHz
  • For AD Transmitters
  • For ADX Transmitters
  • Wide Tuning Range
  • Diversity Reception
  • Configurable Ethernet
  • Switchable XLR & AES3
  • Channel Quality
  • Locking AC Connectors
  • Control with Software/App
  • Quadversity Mode
  • Optional DC Module
Frequency A: 470-636 MHz B: 606-810 MHz C: 750-960 MHz

Quad-Channel Receiver With Power and RF Accessories Included, A: 470-636 MHz

Axient Digital offers dual and quad receiver options that open the door to a full range of features, from high-performance RF to transparent digital audio.

The AD4Q Four-Channel Digital Receiver sets a new standard in 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 + Dante output, and signal routing options bring a new level of management and flexibility to your entire workflow.

Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.
  • Wide tuning range up to 184 MHz
  • True digital diversity reception per channel for drop-out resistance
  • Networked control with Wireless Workbench software and ShurePlus Channels iOS app
  • Quadversity mode for extended antenna coverage and improved RF signal-to-noise
  • Front panel headphone jack enables Dante Cue and Dante Browse monitoring
  • Configurable Ethernet switch for redundant Dante digital output
  • Switchable XLR and AES3 outputs
  • Channel Quality meter displays RF signal-to-noise
  • Locking AC connectors
  • Optional DC module available to support redundant power
  • RF Carrier Frequency Range: 470-960 MHz, varies by region (See Frequency Range and Output Power table)
  • Working Range: 100 m (330 ft)
    Note: Actual range depends on RF signal absorption, reflection and interference.
  • RF Tuning Step Size: 25 kHz, varies by region
  • Image Rejection: >70 dB, typical
  • RF Sensitivity: -98 dBm at 10-5 BER
  • Latency Analog Output:
    STD: 2.08 ms
    HD: 2.96 ms
  • Audio Frequency Response:
    AD1: 20 - 20 kHz (±1 dB)
    AD2: Note: Dependent on microphone type
  • Signal-to-Noise Ratio(Dynamic Range): typical, 20 Hz to 20 kHz, receiver gain setting = -12 dB
    XLR Line Output: A-Weighted: 120 dB / Unweighted: 117 dB
    Digital (AES3/Dante): A-Weighted: 130 dB / Unweighted: 126 dB
  • Total Harmonic Distortion: -6 dBFS, 1 kHz, System Gain @ +10
  • 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)
    Note: Battery characteristics may limit this range.
  • Storage Temperature Range: -29¬∞C (-20¬∞F) to 65¬∞C (149¬∞F)
  • Audio Output
  • Gain Adjustment Range: -18 to +42 dB in 1 dB steps (plus Mute setting)
  • Configuration:
    XLR: Transformer Coupled Balanced (1=ground, 2=audio +, 3=audio -)
    TRS: Transformer Coupled Balanced (Tip = Audio +, Ring = Audio -, Sleeve = Ground)
  • Impedance: 100 Ω, Typical, XLR Line Out
  • Full Scale Output (200K Ωload):
    LINE setting: +18 dBV:
    MIC setting: -12 dBV
    TRS: +8 dBV
  • Mic/Line Switch: 30 dB pad
  • Phantom Power Protection: Yes
  • Dimensions: 44 x 483 x 333 mm H x W x D
  • Weight: 4.8 kg (10.6 lbs), without antennas
  • Housing: Steel; Extruded aluminum
  • Power Requirements: 100 to 240 V AC, 50-60 Hz, 0.68 A max.
  • Thermal Power Dissipation:
    Maximum: 31 W (106 BTU/hr)
    Idle: 21 W (72 BTU/hr)
  • DC Power Requirements: 10.5 to 32V DC4.0 A max.
  • Network Interface: 10/100 Mbps, 1Gbps, 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 to 13.5 V DC, 150 mA maximum, per antenna
    Switchable on-off
  • RF Carrier Frequency Rangemodel dependent:
    AD4Q=A: 470-636 MHz
    AD4Q=B: 606-810 MHz
    AD4Q=C: 750-960 MHz
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