PA 8 ULTRA

High-Performance 8-Channel Power Amplifier

The StormAudio PA 8 Ultra is a high-performance multichannel power amplifier designed for demanding home cinema installations. Featuring advanced UMAC™ Class D amplification and four individual UREC™ power supplies, it delivers high efficiency, low distortion, and responsive power delivery for dynamic cinematic soundtracks.

Key Features

Advanced Class D Amplification

Developed in collaboration with Danish amplifier specialist Pascal Audio, the PA 8 Ultra combines high power output with efficient operation and precise audio reproduction.

Flexible Channel Configuration

Supports up to eight channels in Single-Ended mode or four channels in Bridged Tied Load (BTL) mode, allowing system configurations to be tailored to different loudspeaker and subwoofer requirements.

High-Power Performance

Delivers 200 W per channel at 8 ohms and 400 W per channel at 4 ohms in normal mode. In bridged mode, it provides up to 800 W per channel, making it suitable for demanding home cinema applications.

Intelligent System Monitoring

When paired with compatible StormAudio ISP processors, StormMonitoring provides amplifier status information through the processor's web interface, helping installers monitor the system locally or remotely.

Installation-Friendly Design

Features eight balanced XLR inputs, versatile loudspeaker binding posts, Ethernet monitoring, and a rack-mountable 3U chassis for straightforward integration into dedicated cinema systems.

Technical Specifications

• Amplifier technology: UMAC™ Class D
• Channel configuration: 8 channels Single-Ended / 4 channels Bridged
• Power output, normal mode: 200 W per channel at 8 ohms
• Power output, normal mode: 400 W per channel at 4 ohms
• Power output, bridged mode: Up to 800 W per channel
• Signal-to-noise ratio: 115 dB
• THD+N at 1 W: Less than 0.005%
• Audio inputs: 8-channel balanced XLR
• Speaker outputs: 3-way binding posts
• Monitoring: Ethernet connectivity and StormMonitoring integration
• Rack size: 3U
• Weight: Approximately 16.6 kg

The StormAudio PA 8 Ultra combines powerful amplification, flexible channel configuration, and intelligent system monitoring, making it an excellent choice for high-performance multichannel home cinema systems.