Description
Audison AF M4D – 4 Channel Hi-Res Class-D Car Amplifier (1040W RMS)
Audison AF M4D – High-Power D-Class Companion Amplifier with Hi-Res Audio Certification
The Audison AF M4D is a premium 4-channel Class-D car amplifier designed to expand the capabilities of Audison AF bit processor amplifiers and advanced DSP-controlled car audio systems.
Developed as a dedicated companion amplifier, the AF M4D adds powerful high-fidelity amplification channels while maintaining a pure signal path architecture optimized for external processors.
Featuring the latest generation Audison D-Class Technology (ADT), the AF M4D delivers exceptional power density, outstanding efficiency and audiophile-level sound quality in an extremely compact chassis.
With 4 × 260W RMS at 2 ohms, Hi-Res Audio certification and an extended frequency response up to 40 kHz, the AF M4D is designed for demanding high-end installations where maximum performance and precise sound reproduction are required.
Designed for Audison DSP-Based Systems
The Audison AF M4D was engineered to perfectly complement modern Audison digital processing systems.
Ideal pairing with:
- Audison AF bit processor amplifiers
- Standalone Audison bit DSP processors
- Premium active car audio systems
- High-end OEM integration projects
A dedicated plug-and-play signal input harness simplifies connection with Audison AF bit amplifiers, creating a clean and powerful multi-channel audio architecture.
Pure Signal Path Architecture
Unlike traditional amplifiers with built-in analogue processing, the AF M4D features a straight-wire architecture designed specifically for use with external DSP processors.
Advantages:
- No unnecessary analogue signal processing
- Maximum DSP tuning flexibility
- Cleaner signal path
- Improved system accuracy
- Perfect integration with professional audio processors
The amplifier works as a powerful output stage, allowing the DSP to handle all crossover, equalization and tuning functions.
Powerful Multi-Channel Performance
RMS Power Output (14.4V, 1% THD, All Channels Driven)
4-Channel Mode
4 Ω Load
- 4 × 140W RMS
2 Ω Load
- 4 × 260W RMS
Bridged Mode
4 Ω Load
- 2 × 520W RMS
This flexible output capability allows the AF M4D to power:
- High-performance component speakers
- Active front stage systems
- Premium midbass drivers
- High-end OEM speaker upgrades
Latest Generation Audison D-Class Technology (ADT)
The AF M4D uses the newest generation of Audison D-Class Technology, delivering performance beyond conventional Class-D amplifiers.
ADT technology provides:
- Higher switching frequencies
- Improved filtering
- High-tolerance components
- Lower distortion
- Superior musical accuracy
- High power efficiency
The result is a compact amplifier capable of delivering powerful output while preserving the natural character and detail of music.
Hi-Res Audio Certified Performance
The Audison AF M4D achieves High-Resolution Audio certification thanks to its extended audio bandwidth.
Technical advantages:
- Frequency response extended up to 40 kHz
- Detailed high-frequency reproduction
- Improved musical realism
- Accurate sound reproduction
This makes the amplifier suitable for audiophile-grade car audio systems.
Exceptional Power-to-Size Ratio
The AF M4D delivers impressive performance while maintaining a compact design.
Highlights:
- Up to 0.68 W RMS/cm³ power density
- Efficiency up to 81%
- Compact installation footprint
- Reduced heat generation
This allows installation in modern vehicles where space is limited without sacrificing amplifier performance.
Flexible System Configuration
The Audison AF M4D provides maximum installation flexibility.
Suitable configurations:
- 4-channel speaker amplification
- Bridged high-power channels
- Active front stage systems
- DSP-controlled premium installations
The bridging capability allows installers to adapt the amplifier according to specific system requirements.
Key Benefits
- Premium 4-channel Class-D amplifier
- Designed for Audison AF bit processor systems
- Latest Audison D-Class Technology (ADT)
- Up to 4 × 260W RMS @ 2 Ω
- Up to 2 × 520W RMS bridged
- Hi-Res Audio certified up to 40 kHz
- Pure straight-wire amplifier architecture
- Up to 81% efficiency
- Exceptional power-to-size ratio
- Ideal for DSP-based premium audio systems
Recommended Applications
The Audison AF M4D is ideal for:
- High-end DSP car audio systems
- Audison AF bit amplifier expansions
- Active speaker installations
- Audiophile car audio builds
- Premium OEM audio upgrades
- Competition-quality sound systems
Technical Specifications
| Specification | Value |
|---|---|
| Amplifier Type | Class-D |
| Technology | Audison D-Class (ADT) |
| Channels | 4 |
| RMS Power @ 4 Ω | 4 × 140W |
| RMS Power @ 2 Ω | 4 × 260W |
| Bridged RMS Power | 2 × 520W @ 4 Ω |
| Frequency Response | Up to 40 kHz |
| Hi-Res Audio | Certified |
| Efficiency | Up to 81% |
| Architecture | Straight Wire |
| Inputs | AF Processor Input / Signal Harness |
| Application | External DSP Systems |
Why Choose Audison AF M4D?
The Audison AF M4D is designed for enthusiasts and professional installers who demand maximum performance from DSP-controlled audio systems. Combining powerful amplification, Hi-Res Audio capability and the latest Audison D-Class technology, it delivers exceptional sound quality in a compact and efficient package.
With its dedicated processor-focused architecture and massive output capability, the AF M4D is the perfect solution for building a truly premium automotive sound system.
Upgrade Your Car Audio Experience
A high-end DSP system requires an amplifier capable of delivering clean, powerful and accurate output. The Audison AF M4D provides the power, precision and flexibility needed to transform a premium car audio installation into an audiophile-level listening experience.
Choose Audison AF M4D for powerful amplification, Hi-Res sound quality and advanced Italian engineering.
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