Shure BLX4 Wireless Receiver — H10 (542-572 MHz)
BLX4 Overview
The Shure BLX4 is a single-channel analog wireless receiver built for the BLX Wireless System, operating in the H10 (542-572 MHz) frequency band. It delivers improved linearity and frequency response for consistent, professional-grade audio performance in live and installed sound environments. The receiver incorporates microprocessor-controlled internal antenna diversity to maintain signal integrity across a range of operating conditions. It is well suited for houses of worship, corporate AV, touring, and venue installations where reliable wireless performance and straightforward setup are priorities.
Group and channel scan with frequency QuickScan simplifies coordination across multiple wireless channels, reducing setup time and minimizing interference conflicts.
Key Features
- Microprocessor-Controlled Internal Antenna Diversity — continuously selects the stronger antenna signal to maintain stable RF reception without external antenna management
- Frequency QuickScan — automatically scans and identifies clean frequencies within the H10 (542-572 MHz) band for fast channel coordination
- Group and Channel Scan — streamlines multi-unit setup by organizing compatible frequency groups and channels for easy system expansion
- Improved Linearity and Frequency Response — delivers consistent analog audio performance across the operating range
- Two-Color Audio Status Indicator LED — provides at-a-glance visual feedback on audio signal and system status during operation
- Single-Channel Design — dedicated single-receiver architecture for straightforward integration into new or existing BLX Wireless System configurations

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