Adastra RS Series RS480 480W 2U Rack-Mountable Class D 100V Line Slave Amplifier, 433x355x89mm

Adastra RS480 100V Line Slave Amplifier Overview

The Adastra RS480 is a high-performance 100V line slave amplifier designed for expanding existing speaker installations with powerful and efficient sound distribution. Featuring a compact 19-inch rack-mountable design, this amplifier is ideal for professional audio setups in commercial environments, such as auditoriums, retail spaces, and public buildings. Its lightweight Class-D amplification ensures energy efficiency while delivering a powerful 480W output, making it suitable for large-scale speaker networks. With multiple input and output options, including RCA and Euroblock terminals, it offers seamless integration into existing PA systems. Additionally, the 24V mute contacts allow for automatic muting when connected to an alarm panel, ensuring safety compliance in emergency situations.

Built for reliability and versatility, the Adastra RS480 provides a 100V signal input for easy expansion of distributed audio systems. Designed for flexibility, it supports both 100V speaker outputs and a minimum 2-ohm load, catering to different installation requirements. The amplifier delivers a wide frequency response of 90Hz-20kHz in 100V mode and an extended range of 17Hz-90kHz for low-impedance setups, ensuring clear and balanced audio reproduction. A master volume control allows for easy sound adjustments, while the low total harmonic distortion (<1.0%) ensures audio clarity without unwanted noise. Powered by a 175-264V AC supply, this amplifier is built for stable and consistent operation in demanding applications. Whether used for background music, paging systems, or large-scale public address installations, the Adastra RS480 is a robust and efficient choice for professional audio distribution.