Skip to main content
Manufacturer
Shure ANX4 Multi-Channel Wireless Receiver (174 MHz to 2 GHz)
MPN: ANX4US
Keynotes
  • High Channel Density – Supports up to 16 channels of Axient Digital or 24 channels of ULX-D wireless audio in a single rack space.
  • Scalable Licensing – Channel licenses are sold separately in single- or four-channel increments, allowing flexible system expansion.
  • Dual System Compatibility – Operates in either Axient Digital or ULX-D mode (not simultaneously), adapting to different workflows.
  • Wide Tuning Range – Covers 174 MHz to 2 GHz, accommodating nearly all Axient Digital and ULX-D frequency bands.
  • Compact 1RU Design – Saves rack space while delivering high performance, ideal for large-scale productions.

Call for Availability

800.941.2446

Description

The Shure ANX4 is a 1RU networked receiver chassis designed for high-density wireless audio environments. Supporting up to 24 ULX-D or 16 Axient Digital channels, it offers dual-mode compatibility, broad 174 MHz–2 GHz tuning, four Dante-capable Ethernet ports, and streamlined RF management. Scalable licensing and remote control via ShureCloud make it perfect for flexible, large-scale productions.

Product Specification
Mechanical
Dimensions44 x 482 x 286 mm (1.7 x 19 x 11.3 inches), H x W x D
Weight3.89 kg (8.58 lb), without antennas
HousingSteel; Extruded aluminum
Case top: Aluminum
Operating Temperature Range-18°C (0°F) to 50°C (122°F)
Storage Temperature Range-29°C (-20°F) to 74°C (165°F)
Thermal Power DissipationMaximum 61.3 W (209.3 BTU/hr)
Idle 49.2 W (167.9 BTU/hr)
Power Requirements100 to 240 V AC, 50-60 Hz, 1.4 A max.
FuseT5A
PoEPoE Class 1 (IEEE 802.3af)
RF Input
Spurious Rejection

>80 dB, typical

Connector TypeBNC
Impedance50 Ω
ConfigurationUnbalanced, passive
Bias Voltage12 to 13.5 V DC, 150 mA maximum per antenna. Switchable on-off. 300 mA total per receiver
Insertion Loss0 dB, typical
RF and Audio Performance
RF Carrier Frequency Range174 - 2000 MHz
Working RangeNote: Actual range depends on RF signal absorption, reflection and interference.
100 m (330 ft)
Gain Adjustment Range−18 to +42 dB in 1 dB steps (plus Mute setting)
RF Tuning Step Size25 kHz, varies by region
Image Rejection> 90 dB, typical
RF SensitivityULX-D -95 dBm at 10-5 BER
Axient Digital −93.5 dBm at 10-5 BER
LatencyULX-D Standard < 2.9 ms
ULX-D High Density < 3.2 ms
Axient Digital Standard < 2.1 ms
Axient Digital High Density < 3.0 ms
Audio Frequency Response20 Hz – 20 kHz (±1 dB)
Audio Dynamic Range
typical, 20 Hz to 20 kHz, System Gain @ +12 dB
124 dB A-weighted
Total Harmonic Distortion
-6 dBFS, 1 kHz, System Gain @ +12 dB
< 0.1%
System Audio PolarityPositive 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.
Headphone Monitor Audio Output
Audio Frequency Response20 Hz - 20 kHz, +/- 3 dB
Configuration¼" / 6.3 mm connector, unbalanced stereo
Impedance63 Ω
Maximum Signal Level350 mW
Pin AssignmentsTip: Audio + , Left: | , Ring: Audio + , Right: | , Sleeve: Ground
Networking
Network Interface10/100 Mbps, 1 Gbps, Dante Digital Audio
Network Addressing CapabilityDHCP or Manual IP address
Maximum Cable Length100 m (330 ft)