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

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.