400-Watt Networkable 4-Channel Power Amplifier

Ideal Use Cases

The AtlasIED AZA404 is expertly crafted for professional audio installations that demand efficient power distribution across multiple zones. It is ideal for venues such as conference centers, auditoriums, and retail spaces where 70V systems are predominant. With its robust 4 x 100-watt output at 70.7V, this amplifier ensures consistent audio performance throughout large-scale environments. Its seamless compatibility with Atmosphere signal processors makes it a preferred choice for integrated audio solutions.

Why Choose This Model

Choosing the AZA404 means opting for reliability and efficiency. Its Class AB Switching Hybrid – BASH topology offers balanced power delivery while maintaining a compact form factor. The amplifier’s automatic dual-range voltage support (110V-120V and 220V-240V) ensures it can operate worldwide without manual adjustments. This makes it a versatile solution for global installations. Additionally, its impressive signal-to-noise ratio of over 100dB and low total harmonic distortion of 1% promise clear and accurate sound reproduction.

Installation and Integration

Installation is straightforward with the AZA404. Its standard 19-inch width and 1RU height allow easy rack integration, saving valuable space. The amplifier’s depth of 15.5 inches and weight of 13 lbs make it manageable for one-person installation. With balanced 40k input impedance and input sensitivity at 750mV, it integrates smoothly with existing audio systems. The automatic voltage switchover facilitates seamless integration into varied electrical infrastructures.

Performance Highlights

• Delivers 4 x 100 watts at 70.7V for ample power distribution.
• Class AB Switching Hybrid – BASH topology for efficient performance.
• Wide frequency response from 20Hz to 20kHz.
• Signal-to-noise ratio exceeding 100dB, A-weighted.
• Crosstalk measured at 73dB at 1kHz, minimizing channel interference.
• Automatic voltage adaptation for global compatibility.
• Compact 1RU design for space-saving installation.

These features combine to create an amplifier that is as powerful as it is efficient, supporting complex audio setups with ease.

What Makes It Different

The AZA404 stands out due to its networkable capabilities and factory configuration for 70V operation, eliminating the need for manual adjustments. This plug-and-play readiness aligns perfectly with Atmosphere signal processors, ensuring quick and efficient setup. Its durability is backed by a 36-month warranty, providing peace of mind and reliable performance over time.

Final Assessment

The AtlasIED AZA404 is a formidable choice for audio professionals seeking a high-performance, networkable amplifier that is ready to deliver out of the box. Its efficient design, comprehensive specifications, and global compatibility make it a smart investment for any demanding audio application. With the AZA404, you are assured of superior sound quality and dependable operation, making it an indispensable tool for any modern audio system.