6-Input , 400 Watt Mixer Amp w/ Automatic system Test

Ideal Use Cases

The AtlasIED AA400PHD is an ideal solution for audio systems requiring versatile input control and compatibility with 25V, 70.7V, or 4Ω speaker configurations. This amplifier is perfect for environments needing seamless integration of microphones, line-level sources, and priority paging. Its capability to mute Inputs 2 through 6 when Input 1 receives a signal ensures that important announcements are always heard. Additionally, the Zone 2 mix option allows for tailored audio distribution using Inputs 1 to 4.

Why Choose This Model

One of the standout features of the AA400PHD is its automatic system test circuitry, which ensures optimal performance by checking for wiring and impedance errors. This system verifies that speaker tap settings are within safe limits and detects any misconfigured 8Ω taps or wiring shorts. With remote level control, the amplifier allows for flexible volume management, making it a comprehensive solution for various sound system needs.

Installation and Integration

The AA400PHD is designed for seamless integration with different loudspeaker formats, supporting 25V, 70.7V, and 4Ω systems. Inputs 1 to 4 can be configured for either microphone or line-level inputs, with phantom power available for microphone use. The rear-panel DIP switch facilitates easy configuration of the Zone 2 mix. The unit’s compact design, with dimensions of 16.54″ W x 14.6″ D x 3.66″ H and a weight of 34lb, ensures it fits comfortably in most installation environments.

Performance Highlights

Delivering a robust 400W RMS into 4Ω, the AA400PHD provides clear and powerful audio from 50Hz to 15kHz with minimal distortion (0.5% THD). Its six inputs facilitate diverse audio source management, and the selectable mic/line operation on Inputs 1-4 supports varied audio configurations without sacrificing channel flexibility. The paging feature allows priority pages to seamlessly override other audio sources, maintaining operational efficiency.

What Makes It Different

This model combines powerful amplification, comprehensive input mixing, and advanced testing functionalities in one unit. The automatic system test feature is a standout, ensuring system integrity by checking speaker load and wiring conditions post-installation. The Zone 2 mix capability offers additional routing flexibility, allowing configurations tailored to specific audio requirements. Its broad compatibility with different speaker systems enhances its adaptability in diverse settings.

Final Assessment

The AtlasIED AA400PHD is a robust choice for installations demanding high output power, multiple input sources, and advanced system testing capabilities. Its design facilitates efficient paging, customizable audio distribution, and reliable performance assurance through its automatic testing feature. Backed by a 36-month warranty, this amplifier is a dependable investment for any professional audio setup.