Shure BLX4R Rackmount Wireless Receiver (J11: 596 to 616 MHz)

The Shure BLX4R=-J11 is a single-channel rackmount wireless receiver designed to work seamlessly with Shure BLX1 and BLX2 transmitters. It operates within the 596 to 616 MHz frequency range using analog UHF transmission, providing reliable audio reception for live sound setups and fixed audio/video installations. This receiver uses microprocessor-controlled antenna diversity to minimize signal dropouts, ensuring a stable connection up to 300 feet away in line-of-sight conditions.

With 123 selectable frequencies and a one-touch QuickScan feature, the BLX4R makes it easy to find a clear channel quickly, reducing interference and improving performance. The removable front-mount antennas allow for flexible placement and easy maintenance. Its backlit LCD screen displays key information such as signal strength, audio levels, and transmitter battery status, helping you monitor the system at a glance during events or installations.

The receiver includes both XLR and 1/4" output connectors, making it compatible with a wide range of audio equipment. It supports up to 12 compatible systems operating simultaneously within the same frequency band, which is ideal for venues or productions that require multiple wireless channels. Whether you’re managing a live concert, corporate event, or permanent AV setup, the BLX4R offers dependable wireless audio reception with straightforward controls and professional-grade features.

Highlights:

• 123 selectable UHF frequencies in the 596 to 616 MHz band
• One-touch QuickScan frequency selection for fast channel setup
• Microprocessor-controlled antenna diversity to reduce dropouts
• Backlit LCD showing audio levels, signal strength, and battery status
• XLR and 1/4" output connectors for versatile audio integration
• Removable front-mount antennas for flexible positioning
• Supports up to 12 compatible systems per frequency band
• Maximum line-of-sight range of 300 feet for reliable wireless coverage