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DMD600.4D – DMD 4-Channel Digital Amplifier


DMD series amplifiers from Diamond Audio provides best in class performance for the value, period! Providing substantial power in a very small footprint heat sink, DMD series amplifiers is the solution for any budget-friendly mobile audio sound system. DMD series comprises a total of five amplifier models: one 4-channel, three mono-channel and one 6-channel amplifiers to select from.

DMD series power is generated from the latest IR chipset technology and its manufacturing process utilizes innovative SMD technology and circuit design while built on 4-layer FR4 PC boards. It features balanced differential inputs for noise-free operation regardless of the source, subsonic filter, bass boost, and LED lit logo indicating power/ protection status mode. Audio precision quality control verification provides high performance and reliability unmatched by other competitors!



  • 4 Channel Full Range Digital Amplifier
  • Input Sensitivity: 0.2-10 Volt
  • Selectable X-Over: LPF / FULL / HPF
  • Crossover Filter : 50-500Hz, 12dB Per Octave Slope
  • Frequency Response: 10-20KHz
  • Overall Operation Efficiency: >88%
  • Selectable REM / VOX / DC Turn On Modes
  • Selectable 2CH / 4CH Input Modes
  • Dimensions: 7.6” x 6.85” x 1.9” / 193.1 x 174 x 48.4 mm

Diamond Audio - DMD 4-Channel 600W RMS Digital Amplifier

SKU: DMD600.4D
  • Amplifier 4 Channel
    RMS Power (1Ω) N/A
    RMS Power(2Ω) 150 W X 4
    RMS Power (4Ω) 100 W X 4
    Topology Full Range Class D
    Power Supply Full PWM
    Power Supply (Threshold) 10.0VDC - 17.0VDC
    Idle Current 0.7A
    Distortion - THD (1KHz@4Ω) 0.5%
    Distortion - S/N Ratio (A weight @ 1W) -77.2dBA
    Distortion - S/N Ratio (A weight @ FP) -98.9dBA
    Input Sensitivity Low 0.2mV - 10.0V
    Input Sensitivity High Yes - UP to 25 W RMS
    Input Impedance - Low Input Level 22KΩ
    Input Impedance - High Input Level 22KΩ
    Output Impedance 0.047Ω
    Damping Factor (50Hz@4Ω) > 250
    Bandwidth (-3dB) 10Hz-350Hz
    Crossover (-12 dB/ Oct) Variable High-Pass N/A
    Crossover (-12 dB/ Oct) Variable Low-Pass 50Hz - 500Hz
    Crossover (-12 dB/ Oct) Variable Sub-Sonic N/A
    FUSE Ratings - ATC 3 X 40A
    Dimension - Length x Width x Height - Inches(mm) 7.6" x 6.85" x1.9" (193.1 x 174 x 48.4mm)
  • Authorized Internet Dealer for all Diamond Audio Products

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