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Alpine Marine 5-Channel Digital Amplifier - PDX-5M

Abt Model: PDX5M | UPC Code: 793276300980
 Discontinued Product This item is no longer available from our website.
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Alpine - PDX-5M - Marine Amplifiers
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75W x 4 + 300W x 1 Power Rating/ Thermal Management Control/ Direct FET Power/ STAR Circuitry/ Gold Plated RCA Input Connectors/ Adjustable Low-Pass/High-Pass/ Dual Sided Glass Epoxy PC Board/ Continuously Adjustable Gain Control
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Product Details

Alpine Marine 5 Channel Power Density Digital Amplifier, Model PDX5M

Alpine introduces a new 5-channel, system-building amplifier, specially engineered for the Marine environment. The PDX-5M still embodies the same compact chassis size as the rest of the PDX lineup, with 90% efficiency at all power levels for precise, powerful sound. Good things really do come in small, stackable packages. Who knew something so small could pump out so much power? The Alpine PDX series amplifiers are for the true enthusiast – those who want the best power, sound quality, and efficiency, all from a compact size. Get the most out of your system with Digital PDX.



  • Terminal Layout: One-Side
  • Screw Mount / Wire Cover: Insert Screw Terminals and Plug-in Speaker Terminals
  • Mounting Design: Stacking Install


  • Amplifier Type: Class-D
  • Channel Design: 4 Channel + 1 Channel (Mono)
  • Thermal Control: Thermal Management Control
  • Power Supply: DC-DC PWM Power Supply
  • Power Supply Design: Direct FET Power
  • Board Circuitry: STAR Circuitry
  • Current Protection: Over-Current, Over-Voltage and Thermal Protection
  • Power Indicator: Top/Side Mounted LED Power/Status Indicator
  • RCA Output: Gold Plated RCA Input Connectors
  • Crossover: Adjustable Low-Pass/High-Pass
  • Connector Plating: Gold Plated Input, Output, Power and Speaker Terminals
  • Pre-Amp Stage: Discrete
  • Board Design: Dual Sided Glass Epoxy PC Board
  • Gain Control: Continuously Adjustable Gain Control


CEA-2006 Power Ratings

  • CEA-2006 Power Rating: (4 O @14.4V =1% THD+N, S/N: 77dBA, ref:1W into 4 O and 2O for mono ch.) 75W x 4 + 300W x 1

RMS Power Ratings

  • Per channel into 4 Ohms: (@ 14.4V =1%THD+N, 20Hz - 20kHz @ 4O for 4ch.) 75W x 4
  • Per channel into 2 Ohms: (@ 14.4V =1%THD+N, 20Hz - 200Hz @ 2O for Mono ch.) 300W x 1

Sound Tuning

  • Crossover: 30Hz-400Hz, -12dB/oct. (Low-Pass/High-Pass for 4CH), 20Hz-200Hz, -24dB/oct. (Low-Pass for Mono)
  • Subsonic Filter: 15Hz (Fixed), -24dB/oct. for Mono

Approximate Dimensions:

  • Foot Print (WxHxD): 10-1/8'' x 2-13/32'' x 7-35/64''
  • Heat Sink (WxHxD): 10-1/8'' x 2-13/32'' x 7-35/64''

Approximate Weight:

  • Shipping: 10 lbs
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More reasons to buy the Alpine PDX-5M from Abt Electronics
  • is an authorized dealer (Learn More).
  • The Alpine PDX-5M is Brand New.
  • The Alpine PDX-5M Ships in a Factory Sealed Box.
  • Abt ships this product for free!
Alpine Marine 5-Channel Digital Amplifier

Alpine Marine 5-Channel Digital Amplifier


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