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Product Highlights
  • Up to 1785-1805 MHz Frequency Range
  • BNC Connection
  • 100-240 VAC Input/Output
  • 2.5 A Current
  • 14.1 W Power Consumption (Per Unit)
Shure UA845UWB Ultra-Wide Band Antenna and Power Distribution System (174 to 1805 MHz) Shure UA845UWB Ultra-Wide Band Anten...
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Overview

UA845UWB Antenna Distribution System

Antenna distribution system expands a wireless microphone system by splitting 1 pair of antennas and amplifies RF signals. Active Antenna/Power Distribution System, five-way, wideband VHF and UHF, internal power supply. Five-Way Active Antenna Splitter and Power Distribution System for U4S, UR4S, U4D, and UR4D receivers, AD4, ULXD4, UXLD4D, ULXD4Q receivers, SLX4, BLXR4 and QLXD4 receivers.

The Shure Model UA845UWB is an amplified, VHF and UHF Antenna Distribution System that expands a wireless microphone system by splitting one pair of antennas to multiple Shure Axient Digital, UHF-R, ULX-D, BLX4R, SLX4 and BLX4R. It also amplifies RF signals to compensate for insertion loss due to splitting signal power to multiple output connectors. Each UA845UWB allows up to four receivers to use the same antennas. CASCADE connectors allow connections to a fifth receiver or a second UA845UWB.

  • Expandability. The UA845UWB Antenna Distribution System is designed for large Axient Digital, UHF-R, ULX-D, QLX-D, SLX, BLX4R wireless systems. Each unit allows up to four wireless receivers to use the same two antennas, and the CASCADE ports allow connection to a fifth receiver or a second UA845UWB.
  • Compatibility. The UA845UWB is compatible with all Shure Axient Digital, UHF-R, ULX-D, SLX, BLX4R, QLX-D wireless microphone receivers operating within a compatible frequency range (see UHF Carrier Frequency Ranges in the Specifications section).
  • CASCADE Ports. Two 50 Ω, BNC-type antenna CASCADE ports allow an additional UA845UWB unit or a fifth wireless receiver. A large wireless system can be run off of a single pair of antennas.

Power OUTPUT and OUT Connectors for Shure UHF and UHF-R Wireless systems. Up to five U4 or UR4 receivers can be daisy-chained and powered from a single source via the Power OUTPUT connectors. DOES NOT APPLY TO ULX or ULX-D. Active Antenna/Power Distribution System, five-way, VHF, UHF, 1.2, 1.5, and 1.8 GHz, internal power supply. UA845UWB is also available without cable.

Reviews

Product Specifications

UA845UWB Antenna Distribution System

Carrier Frequency Range Band 1    
174 to 216 MHz
Band 2    
470 to 960 MHz
Band 3  
1240 to 1260 MHz
Band 4    
1492 to 1525 MHz
Band 5   
1785 to 1805 MHz
Distributed Output Level (Gain) 0 dB, typical
Output Connector Isolation >25 dB, typical
Third-Order Overload Intercept Point 24 dBm, typical
Input-Output AC Line Voltage, Switched 100 to 240 V AC, 50/60 Hz
DC Output 15 V DC, 4 Connectors
Output Current Combined total from all DC outputs
2.5 A, maximum
Impedance 50  Ω
Operating Temperature Range -18°C (0°F) to 63°C (145°F)
Dimensions 44.5 x 482.6 x 295.3 mm H x W x D (1.75 x 19 x 11.6in.)
Weight 3.32 kg (7.3  lbs)
Connector Type BNC
Power Consumption Typical without powered antenna attached or receivers connected to the DC outputs
14.1 W per unit

Questions & Answers

Shure UA845UWB Ultra-Wide Band Antenna and Power Distribution System (174 to 1805 MHz)

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