AudioControl
AUDIO CONTROL The Director Model M4840 8 Channel Shallow-Mount Network DSP Matrix Amplifier
Best high-performance amplifier for space-constrained professional multi-room audio installations.
Experience superior audio with the AUDIO CONTROL The Director Model M4840, an 8-channel matrixing amplifier featuring advanced DSP. Its compact, shallow-mount 2U chassis is perfect for installations with limited space. Delivering 100W per channel into 8 ohms or 200W into 4 ohms, it offers robust power and flexibility. Enjoy network control, customizable EQ, and integrated speaker profiles developed with leading manufacturers for optimized sound. With four analog and four digital inputs, this amplifier provides versatile connectivity for high-performance audio systems.
$3290.00
Owner Satisfaction
4.7
/ 5
Category Rank
418
/ 1683
#418 in Power Amplifiers
Price vs Category Average
-60%
Below average
Amplifier Channels
8
Who it's for
- Audiophiles requiring stable, high-current power for demanding speaker setups
- System integrators needing precise audio tuning and flexible zone routing
- Installers working in racks with limited depth or tight spaces
Who should skip it
- Users unable to provide adequate ventilation in enclosed rack environments
- Budget-conscious buyers seeking a basic multi-channel amplification solution
- Novices preferring a simple, plug-and-play audio installation experience
Performance breakdown
Power Density
Delivers substantial wattage while maintaining a remarkably compact 2U chassis profile.
DSP Versatility
Advanced matrixing and speaker profiles provide professional-grade control over every zone.
Connectivity Options
Flexible analog and digital inputs handle complex multi-source audio setups with ease.
Installation Efficiency
Shallow-mount design and network control simplify integration in tight rack spaces.
Protection Reliability
LightDrive technology effectively prevents clipping to safeguard your high-end speaker investment.
System Scalability
Bridgeable channels offer the headroom needed for demanding architectural audio configurations.
Key Specs
Amplifier Channels
8
Power Output (8Ω)
100W per channel
Power Output (4Ω)
200W per channel
Power Output (8Ω Bridged Mono)
400W
Minimum Speaker Load
4Ω
Inputs
4 Stereo Analog Inputs, 4 Digital Combo Coax/Toslink Inputs
Network Connection
10BaseT Ethernet TCP/IP
Dimensions
17” W x 11.75” D x 3.5” H (2U)
Features
- 8-channel matrixing amplifier with DSP
- Compact, shallow-mount 2U chassis
- Network controllable via TCP/IP
- Built-in speaker optimization profiles
- Digital signal sense activation
- Programmable electronic crossover
- LightDrive Anti-Clipping Protection
- Analog and digital inputs with pass-thru
What customers say
Professional installers highly value the Audio Control Director Model M4840 for its superior build quality and advanced features. Its innovative shallow mount design solves critical space issues in equipment racks. Users consistently praise the amplifier's robust power delivery and pristine sound quality across all eight channels, ensuring reliable performance even in complex, multi-zone setups. The integrated Network DSP matrixing offers unparalleled flexibility for signal routing and precise system calibration. While the initial cost is premium, the consensus is that the exceptional performance, reliability, and advanced integration capabilities fully justify the investment for high-end audio distribution.
Know before you buy
Yes, the M4840 is bridgeable. When bridged into an 8-ohm load, it delivers 400 watts per channel, making it a great option for driving more demanding speakers or subwoofers.
Yes, the M4840 features a 2U shallow-mount chassis designed specifically for rack installation. Its compact 11.75-inch depth makes it ideal for cabinets where space is at a premium.
The amplifier comes pre-loaded with DSP profiles developed in partnership with leading speaker manufacturers. You can select these profiles through the network interface to automatically tune the output for specific speaker models, ensuring optimal sound quality.
It provides versatile input options, including four stereo analog inputs and four digital combo inputs (Coax/Toslink). It also features pass-thru outputs, allowing you to easily daisy-chain signals to additional amplifiers.
LightDrive is an integrated protection circuit that prevents the amplifier from clipping, which protects your speakers from damage caused by distorted signals. It ensures your audio remains clean and clear even when the system is pushed to higher volumes.
Yes, the amplifier is network-controllable via TCP/IP. This allows for seamless integration with most major home automation and control platforms, giving you remote management of your audio zones.
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$3290