MP500 Multi-Purpose Amplifier
The MartinLogan MP500 Multi-Purpose Amplifier is a versatile, compact 2-channel DSP amplifier designed for custom installations. It expertly complements MartinLogan subwoofers and outdoor speakers, delivering up to 500 watts of power. This amplifier can function as a 2-channel stereo unit or a powerful 1-channel bridged mono amplifier. Featuring selectable onboard DSP presets, it optimizes performance for specific MartinLogan products, including dual subwoofer setups. Its efficient 1U height and half-rack width design allows for dense system integration, while an active cooling system ensures reliable operation.
$899.99
Owner Satisfaction
4.5
/ 5
Category Rank
1333
/ 1684
#1333 in Power Amplifiers
Price vs Category Average
-89%
Below average
Continuous Power Output
1402825024
/ W x @ ohms or W x @ ohms
Who it's for
- High Power Density
- Advanced DSP Capabilities
- Custom Installation Ready
Who should skip it
- Premium Price Point
- Complex Configuration
- Installation-Focused Design
Key Specs
Continuous Power Output
140W x 2 @ 8ohms or 250W x 2 @ 4ohms
Bridged Power Output
500W x 1 @ 8ohms
Total Harmonic Distortion (THD)
< 0.05%
Frequency Response
20Hz-20kHz +1/-3dB
Dimensions
2.2” x 8.5” x 12.5” (5.6cm x 21.6cm x 31.75cm)
Weight
7.22 lb (3.27 kg)
Cooling Method
Active cooling system (Fan Cooled)
Standby Power
< 0.5 Watts
Features
- Configurable as 2-channel stereo or bridged mono.
- Selectable DSP presets for optimized speaker performance.
- Supports dual subwoofer configurations.
- Easily updatable DSP via PC connection.
- Compact 1U height and half-rack width.
- Robust, quiet active cooling system.
- Flexible inputs for various connection types.
- Includes rack mount ears and feet.
What customers say
Customers overwhelmingly praise the MartinLogan MP500 Amplifier for its exceptional reliability and superior audio quality. Reviewers consistently note the robust build and its capacity to deliver clean, stable power, maintaining sonic purity even under demanding conditions. Its advanced DSP and integration features are frequently cited as key differentiators, positioning it as a sophisticated audio management tool. While the premium price is acknowledged, most users feel the high performance justifies the investment. The core consensus is that the MP500 excels in distributed audio systems where dependable power and seamless integration are essential, solidifying its status as a top-tier component for serious audio setups.
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$900