Digital Designs DD Audio DM500a Mono Amplifier


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1The D Series Monoblock sub amps are designed to be mini amps with immense power. They’re feature packed and ready to become the soul of your sub stage.

These amps feature angle lock set screw terminals, 24dB/Oct bandpass filters, double sided-conformal coated PCBs, and remote gain control with a clipping indicator.  All these features combined with an awesome price make these some of the most usable and value-packed everyday sub amps on the market.

Any DD Audio Product bearing the Marine Grade logo incorporates water resistant features enabling it to be used in applications where moderate exposure to moisture will not result in damage to the product.

Marine Grade products are not waterproof, and submersion or excessive moisture exposure may result in product failure. DD Audio Marine Grade products are not certified for saltwater environments.



  • Test Voltage 14.4V
  • Channels 1
  • Cont Wattage @ 4ohm 210
  • Cont Wattage @ 2ohm 380
  • Cont Wattage @ 1ohm 500
  • Dynamic Wattage 800
  • Max Current Draw – Amperage 80A
  • S/N Ratio >80dB
  • Input Voltage Sensitivity 4V-0.1V
  • Pass-Through Output Yes
  • Remote Subwoofer Control Yes
  • Power Wire Guage In 4
  • Speaker Wire Gauge Out 12
  • Dimensions: in 7.87 x 4.92 x 1.85
  • Dimensions: mm 200 x 125 x 47

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