StormAudio PA Ultra MK3: High-End Multi-Channel Power Amplifier - 8 or 16 Channels
The StormAudio PA Ultra MK3 series delivers reference-level amplification for advanced home cinema systems - combining audiophile performance, high power output, and precise control across all channels.
Built on advanced UMAC™ Class D technology and featuring independent UREC™ power supplies, each amplifier provides up to 3kW of total power capacity with instantaneous response to the demanding dynamics of cinematic soundtracks.
Available in 8-channel and 16-channel configurations, the PA Ultra MK3 adapts perfectly to a wide range of installations - from high-end private cinemas to complex multi-channel systems.
Key Features:
Audiophile Performance: Wide dynamic range, ultra-low distortion (THD+N <0.005%), and 115dB signal-to-noise ratio for clean, precise, and powerful sound reproduction.
High Power & Flexible Operation: Operates in Single Ended or Bridge Tied Load (BTL) modes, delivering up to 800W per channel - ideal for demanding speakers and subwoofers.
8 or 16 Channel Configurations: Flexible system design options to match different home cinema layouts and requirements.
Advanced Class D Technology: High efficiency, low heat, and exceptional performance, developed in collaboration with Pascal Audio (Denmark).
Independent Power Supply Architecture (UREC™): Four internal power supplies ensure stable and dynamic performance under varying loads.
StormAudio Integration: Full monitoring and control via ISP WebUI using StormMonitoring technology - accessible locally or remotely.
Professional Connectivity: Balanced XLR inputs for all channels ensure reliable signal transmission in high-end installations.
Rack-Mount Design: 3U chassis with high-quality binding posts for professional integration.
The PA Ultra MK3 is designed for demanding home cinema systems - delivering powerful, reliable, and highly accurate amplification for reference-level performance.
| Channels | 16 |
|---|---|
| Technology | UMAC Class D, UREC Power Supply, Pascal Audio, StormMonitoring |
| Amplifier Class | Class D |
| SNR | 115dB (p-rated) |
| Rack Size | 3RU |
| Power Capacity | Up to 3kW |
| Amplifier Power | SE: 200W@8Ω / 225W-400W@4Ω | BTL: 800W@8Ω / 800W@4Ω, SE: 200W@8Ω / 400W@4Ω | BTL: 800W@8Ω / 800W@4Ω |
| Analog Inputs | 16ch XLR, 8ch XLR |
| Analog Outputs | 16ch 3-way binding post (4mm wire), 8ch 3-way binding post (4mm wire) |
| Amplifier Configuration | 16ch Single Ended / Up to 4ch BTL + 8ch SE, 8ch Single Ended / 4ch Bridge Tied Load (BTL) |
| THD+N | <0.005% (1W) |
| SKU | STO-MK3 |
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Importer’s warranty, subject to the manufacturer’s instructions.