Shure AD2/B58 Digital Handheld Wireless Microphone Transmitter with Beta 58A Capsule (G57: 470 to 616 MHz)

Overview

The Shure AD2/B58=-G57 is a handheld digital wireless microphone transmitter designed for use with Axient Digital systems, featuring the well-known Beta 58A vocal capsule. It provides a reliable, studio-quality audio signal that helps vocalists, presenters, and sound engineers concentrate on their performance without worrying about signal issues. Operating within the 470 to 616 MHz UHF band, it offers selectable RF output power and a line-of-sight range of up to 330 feet, ensuring clear and secure transmission in various environments.

Key features

• Beta 58A dynamic capsule with a supercardioid polar pattern isolates vocals and reduces stage noise for better clarity and gain before feedback.
• Digital transmission with AES 256-bit encryption safeguards the audio feed from interference and unauthorized access.
• Selectable RF output power at 2, 10, or 35 mW allows adaptation to different venue sizes, from small clubs to large stadiums.
• Infrared sync enables quick and precise pairing with Axient Digital receivers, simplifying setup and reducing downtime.
• Automatic gain adjustment optimizes audio levels in real time, maintaining consistent sound quality during performances.
• Interchangeable capsule mount supports swapping microphone heads to suit various vocal styles or venue requirements.
• Power options include two AA batteries for about eight hours of use or an SB900A rechargeable pack for approximately nine hours, offering flexibility and convenience.

Key specs

• Frequency range: 470 to 616 MHz UHF band
• Microphone capsule: Beta 58A dynamic with supercardioid pattern
• RF output power: selectable at 2, 10, or 35 mW
• Encryption: AES 256-bit digital encryption
• Operating range: up to 330 feet line-of-sight
• Battery life: approximately 8 hours with AA batteries, 9 hours with SB900A rechargeable pack

Connectivity and compatibility

This transmitter is fully compatible with Shure Axient Digital wireless systems, ensuring seamless integration with professional audio setups. The infrared sync feature allows fast pairing with receivers, while the interchangeable capsule interface supports a range of Shure microphone heads, making it versatile for different performance needs.

Performance and reliability

Designed to deliver consistent, high-quality audio in demanding environments, the AD2/B58=-G57 excels at minimizing interference and feedback. Its supercardioid capsule pattern focuses on the performer’s voice, reducing background noise and stage spill. The robust digital transmission and encryption maintain signal integrity, making it a dependable choice for live performances, corporate events, and houses of worship.

Ideal uses and environments

This wireless microphone transmitter suits touring musicians, vocalists, and presenters who require secure, clear audio with flexible power options. It works well in venues ranging from intimate clubs to large arenas, as well as in professional AV setups for corporate or religious events. Its ease of setup and reliable range make it a strong option for users who cannot afford interruptions during critical performances.