Alpine PMX-F640 640W 4 Channel Car Audio Amplifier

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PMX-F640 - 4 Channel Amplifier - Designed for Europe

The new Alpine PMX-F640 car audio amplifier gives you Alpine power performance at an amazing price. And they are designed to fit easily in virtually any system.

Model: Alpine PMX-F640

Product Description


PMX-F640 Features

  • 4Channel Amplifier
  • Amplifier Type: Class-A/B
  • MOSFET Power Supply
  • DC-DC PWM Power Supply
  • Discrete Pre-Amp Stage
  • Selectable Low-Pass / High-Pass Crossover
  • Over-Current, Over-Voltage and Thermal Protection
  • Top Mounted Blue LED Power Indicator
  • STAR Circuitry
  • Continuously Adjustable Gain Control
  • Speaker Level Inputs
  • Gold Plated Input, Output, Power and Speaker Terminals

RMS Power Ratings

  • Per Channel into 4ohms (1%THD+N): 4 x 50W
  • Per Channel into 2ohms (1%THD+N): 4 x 75W
  • Bridged into 4ohms (1%THD+N): 2 x 150W
  • Total Max Power: 640W


  • Power Requirements: 14.4 V DC (11 V to 16 V)
  • Frequency Response: 10 Hz - 50 kHz (+ 0,-1 dB)
  • Signal to Noise: S/N Ratio (IHF A Weighted, Reference: rated power into 4ohms) 90 dB
  • Input Sensitivity: 0.2 - 4.0 V (RCA IN)
  • Input Impedance: RCA IN 10k Ohm / SP IN 10k Ohm
  • Speaker Impedance: 4 or 2 Ohm
  • Dimensions: 270mm x 60mm x 242mm
  • Weight: 3.0 Kg

Additional Information

Additional Information

Amplifier Type 4 Channel


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