Description
Audison AP4 D – 4 Channel Class-D Car Amplifier (520W RMS)
Audison AP4 D – Compact 4 Channel Amplifier Extension Module for AP bit DSP Systems
The Audison AP4 D is a high-performance 4-channel Class-D car amplifier designed as an ideal extension module for Audison AP 4.9 bit and AP 5.9 bit DSP amplifiers. Developed to provide additional amplified channels, the AP4 D adds four powerful output stages while maintaining Audison’s renowned sound quality, efficiency and compact installation design.
With up to 130W RMS per channel at 2 ohms and 260W RMS in bridged mode, the AP4 D delivers clean and controlled power for additional speakers, rear fill systems or advanced multi-channel car audio installations.
Its compact Class-D architecture provides excellent efficiency and thermal performance, making it the perfect solution for premium OEM upgrades and high-end DSP-based audio systems.
Designed for Audison bit DSP Integration
The Audison AP4 D was specifically engineered to expand the capabilities of Audison digital signal processor amplifiers.
Perfect pairing with:
- Audison AP 4.9 bit
- Audison AP 5.9 bit
- Advanced DSP-controlled audio systems
By adding four additional amplified channels, the AP4 D allows installers to create more complex systems with:
- Active front stages
- Multi-channel speaker setups
- Rear speaker amplification
- Premium OEM audio upgrades
Powerful 4 Channel Performance
RMS Power Output
4-Channel Mode
4 Ω Load
- 4 × 70W RMS
2 Ω Load
- 4 × 130W RMS
Bridged 2-Channel Mode
4 Ω Load
- 2 × 260W RMS
This flexible power configuration allows the AP4 D to drive:
- Component speaker systems
- Midrange and tweeter channels
- Rear fill speakers
- Additional DSP-controlled speaker zones
Advanced Class-D Amplifier Technology
The AP4 D uses efficient Class-D amplifier technology, providing:
- High power output from a compact chassis
- Reduced heat generation
- Excellent efficiency
- Stable operation at low impedance loads
- Easy installation in space-limited vehicles
The amplifier is designed to deliver the clean, detailed and dynamic sound reproduction expected from Audison products.
Compact Installation Design
The Audison AP4 D features a compact design optimized for modern vehicle installations.
Key advantages:
- Small footprint
- Easy integration with DSP systems
- Efficient passive cooling
- Premium internal components
- Reliable performance under demanding conditions
Its compact dimensions make it suitable for installations where traditional amplifiers may not fit.
Premium Audio Performance
Audison engineering focuses on maintaining accurate and natural sound reproduction.
The AP4 D provides:
- Clean power delivery
- High dynamic range
- Excellent speaker control
- Low distortion
- Detailed music reproduction
Combined with an Audison DSP processor, the AP4 D becomes a powerful tool for creating a fully tuned premium car audio system.
Key Benefits
- Premium 4-channel Class-D amplifier
- Designed as expansion module for Audison AP bit amplifiers
- Up to 4 × 130W RMS @ 2 Ω
- Up to 2 × 260W RMS bridged
- Compact installation design
- High efficiency Class-D technology
- Ideal for DSP-controlled systems
- Suitable for OEM audio upgrades
- Premium Italian Audison engineering
Recommended Applications
The Audison AP4 D is ideal for:
- Audison AP bit DSP amplifier upgrades
- Active front speaker systems
- Premium OEM audio improvements
- Multi-channel car audio installations
- High-end component speaker systems
- Custom DSP-tuned audio builds
Technical Specifications
| Specification | Value |
|---|---|
| Amplifier Type | Class-D |
| Channels | 4 / 2 Bridge |
| RMS Power @ 4 Ω | 4 × 70W |
| RMS Power @ 2 Ω | 4 × 130W |
| Bridged RMS Power | 2 × 260W @ 4 Ω |
| Compatible Systems | Audison AP 4.9 bit / AP 5.9 bit |
| Configuration | 4 Channel Expansion Amplifier |
| Technology | High Efficiency Class-D |
Why Choose Audison AP4 D?
The Audison AP4 D is the perfect amplifier solution for enthusiasts who need additional power channels without compromising sound quality or installation space. Designed specifically for integration with Audison bit DSP systems, it provides the flexibility required for advanced multi-channel car audio installations.
With powerful output, compact dimensions and legendary Audison audio engineering, the AP4 D is an excellent choice for building a premium, fully optimized car sound system.
Upgrade Your Car Audio System
Adding extra amplifier channels can transform a DSP-based audio system by providing cleaner power and greater installation flexibility.
The Audison AP4 D delivers the performance, reliability and compact design needed for professional-level car audio upgrades.
Choose Audison AP4 D for powerful amplification, advanced DSP integration and premium Italian sound quality.
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