Shure UA8-578-638 1/2 Wave Omnidirectional Receiver Antenna (578-638 MHz)

The Shure UA8‑578‑638 1/2 Wave Omnidirectional Receiver Antenna is a professional RF antenna designed to enhance the performance of wireless microphone and audio systems operating within the 578 – 638 MHz frequency range. With a 1/2 wave omnidirectional design, this antenna delivers 360° RF reception, making it ideal for live performances, broadcast venues, houses of worship, corporate AV, theaters, and touring installations where reliable wireless reception is critical.

Built for durability and consistent performance, the UA8‑578‑638 helps reduce dropouts, improve signal stability, and optimize range in RF‑dense environments. It’s compatible with Shure receivers and other professional systems that operate in the specified frequency band.

Shure UA8-578-638 Key Features

 Omnidirectional RF Coverage

• Provides 360° horizontal signal pickup

• Ideal for spaces where transmitters move or are positioned throughout a room

 578 – 638 MHz Frequency Range

• Designed for wireless audio systems operating in this UHF band

• Compatible with many Shure receivers and third‑party RF gear in the same frequency range

 1/2 Wave Antenna Design

• Better gain and reception stability than quarter‑wave antennas

• Enhances range and reduces signal loss

 Professional‑Grade Build

• Rugged construction suitable for touring, installs, and broadcast use

• Designed for long‑term reliability and consistent RF performance

Benefits

• Improved RF signal reception and reduced interference

• Omnidirectional pattern provides comprehensive coverage

• Extended operational range thanks to half‑wave design

• Durable build for frequent use in professional AV environments

Ideal Applications

• Live sound reinforcement in concert venues and clubs

• Broadcast and production audio setups

• Houses of worship and corporate AV systems

• Theater and performing arts sound systems

• Touring audio rigs and rental systems

Technical Specifications

• Type: 1/2 Wave Omnidirectional Receiver Antenna

• Frequency Range: 578 – 638 MHz

• Polar Pattern: Omnidirectional (360° horizontal coverage)

• Connector: (Include exact connector type — e.g., BNC or SMA — if known)

• Impedance: 50 Ω

• Gain: (Include dBi or similar if available)

• Mounting: Compatible with standard antenna mounts and rack solutions