Shure BLX4R — Rack-Mount Analog Wireless Receiver (J11, 596-616 MHz)
BLX4R Overview
The Shure BLX4R is a rack-mountable analog wireless receiver built for the BLX-R Wireless System, operating in the J11 band (596-616 MHz). It delivers improved linearity and frequency response, making it a reliable choice for houses of worship, live sound reinforcement, corporate AV, and touring applications. Frequency QuickScan and group and channel scan simplify system setup and frequency coordination. The BLX4R is well suited for audio engineers and system integrators who need a dependable, easy-to-deploy wireless receiver in a standard rack environment.
Removable antennas support quick antenna distribution configurations, and the two-color audio status indicator LED provides at-a-glance signal monitoring during operation.
Key Features
- Rack-Mountable Form Factor — Designed for standard rack installation within BLX-R Wireless System deployments
- J11 Band Operation — Operates in the 596-616 MHz frequency range for compliant RF performance in applicable regions
- Frequency QuickScan — Automatically identifies open frequencies for fast, reliable frequency coordination
- Group and Channel Scan — Simplifies multi-channel setup by scanning for compatible frequency groups and channels
- Improved Linearity and Frequency Response — Engineered for consistent analog wireless audio performance across the operating band
- Adjustable Output Levels — Allows output level matching to downstream equipment without additional gain staging
- Two-Color Audio Status Indicator LED — Provides real-time visual feedback on audio signal presence and levels
- Removable Antennas — Supports antenna distribution setups for expanded system flexibility
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