Contents

Table of Contents
UA845UWBAntenna Distribution System
General Description
- System Features
- System Components
Front and Rear Panels
Rack Mount Instructions
- System Installation
  - Installing Front-Mounted Antennas
  - Installing Remote Antennas
Connecting Receivers
- Single Antenna Distribution Setup
- Multiple Antenna Distribution Setup
Selecting the Frequency Range
RF Power Overload
Optional Accessories
- Selecting Antenna Cables
Enable or Disable DC Bias Voltage
Specifications
- Carrier Frequency Range
- Distributed Output Level (Gain)
- Output Connector Isolation
- Third-order Overload Intercept Point (OIP3)
- Input-Output AC Line Voltage, Switched
- DC Output
- Output Current
- Impedance
- Operating Temperature Range
- Dimensions
- Net Weight
- Connector Type
- Power Consumption V AC
Certifications
Important Product Information
- LICENSING INFORMATION

Shure UA845UWB User Guide

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Shure UA845UWB Antenna Specification

The Shure UA845UWB Antenna Distribution System is designed to enhance the performance and expand the capabilities of wireless microphone systems. This unit operates within a broad frequency range of 470 to 952 MHz, accommodating various wireless setups. It supports up to four wireless receivers, distributing RF signals effectively while maintaining optimal signal strength and clarity.

The UA845UWB features an amplified RF signal that compensates for any insertion loss, ensuring consistent performance across multiple receivers. It includes front panel LEDs for power, RF distribution status, and antenna status, providing quick and clear diagnostics. The system also incorporates a band-pass filter to minimize interference from unwanted RF signals, enhancing the reliability of the wireless network.

With a rugged, full-metal chassis, the UA845UWB is designed for durability and long-lasting use in professional environments. It is rack-mountable, occupying a single rack space, facilitating easy integration into existing audio setups. The rear panel includes BNC connectors for antennas and outputs, allowing for straightforward connection and setup.

Additionally, the Shure UA845UWB is equipped with a power distribution system that supplies DC power to compatible Shure receivers, reducing cable clutter and simplifying power management. This makes the system not only efficient in RF distribution but also convenient for managing equipment power needs.

Overall, the Shure UA845UWB offers a robust solution for managing multiple wireless channels in a single system, ensuring enhanced performance, reduced interference, and streamlined setup in professional audio environments.

Shure UA845UWB Antenna F.A.Q.

How do I connect the Shure UA845UWB to multiple wireless receivers?

To connect the Shure UA845UWB to multiple wireless receivers, use the antenna distribution outputs to connect each receiver. Ensure that the UA845UWB is powered on and properly configured to distribute the RF signal across all connected receivers.

What is the recommended maintenance routine for the Shure UA845UWB?

Regularly inspect the UA845UWB for dust accumulation and clean with a dry, soft cloth. Check all connections for signs of wear or corrosion and ensure that antennas are securely attached. Perform a system check periodically to ensure optimal performance.

How can I troubleshoot signal interference when using the UA845UWB?

To troubleshoot signal interference, first ensure the antennas are positioned correctly and not obstructed. Check for any nearby electronic devices that could cause interference and try changing the frequency settings on your receivers. Use a spectrum analyzer to identify and mitigate sources of interference.

What frequency range does the Shure UA845UWB support?

The Shure UA845UWB supports a wide frequency range from 470 MHz to 952 MHz, allowing it to be used with a variety of wireless systems. Ensure your wireless system is compatible with the supported frequency range for optimal performance.

Can the UA845UWB be used with non-Shure wireless systems?

Yes, the UA845UWB can be used with non-Shure wireless systems as long as they operate within the supported frequency range and have compatible BNC connectors. Ensure that the system settings are correctly configured to match those of the UA845UWB.

How do I ensure optimal antenna placement when using the UA845UWB?

For optimal antenna placement, position antennas at least one wavelength apart and at a height that avoids obstructions. Angle the antennas at 45 degrees for best coverage and ensure they are not placed near metal objects which can interfere with signal transmission.

What are the LED indicator functions on the UA845UWB?

The LED indicators on the UA845UWB provide status information such as power, signal strength, and overload conditions. Green indicates normal operation, yellow indicates a signal issue, and red signifies overload or another critical problem. Refer to the manual for detailed LED meanings.

How can I expand my wireless system using the UA845UWB?

To expand your wireless system, connect additional receivers to the distribution outputs of the UA845UWB. If more than four receivers are needed, you can chain multiple UA845UWB units together, ensuring each unit is properly powered and configured.

What should I do if the UA845UWB is not powering on?

If the UA845UWB is not powering on, first check the power cable connections and ensure the power switch is in the "on" position. Verify that the outlet is functional by testing with another device. If the issue persists, consult the user manual or contact Shure support.

Is it necessary to update the firmware of the UA845UWB?

The Shure UA845UWB does not require firmware updates as it primarily functions as a hardware-based RF distribution system. However, ensure any connected devices, such as receivers, have the latest firmware for compatibility and performance improvements.