Alpine PMX-F640


The Alpine PMX-F640 is an excellent in car amplifier with FOUR Channel outputs selectable for front/rear or front and subwoofer. For the price it represents excellent value for money in this category.

  • Install
  • Terminal Layout: Two-Sided
  • Screw Mount / Wire Cover: Integrated Wire and Mounting Screw Terminals
  • General
  • Amplifier Type: Class-A/B
  • Channel Design: 4/3/2 Channel
  • Thermal Control: Thermal Management Control
  • Power Supply: DC-DC PWM Power Supply
  • Power Supply Design: MOSFET Power
  • Board Circuitry: STAR Circuitry
  • Current Protection: Over-Current, Over-Voltage and Thermal Protection
  • Power Indicator: Top Mounted Blue LED Power Indicator
  • RCA Output: Gold Plated RCA Input Connectors
  • Speaker-Level Inputs: Speaker Level Inputs
  • Crossover: Selectable Low-Pass / High-Pass
  • Connector Plating: Gold Plated Input, Output, Power and Speaker Terminals
  • Pre-Amp Stage: Discrete
  • Final Outputs: Non-Fading Pre-Amp Output
  • Gain Control: Continuously Adjustable Gain Control
  • 4 Channel Amplifier - PMX-F640
    Designed for Europe. This new amplifier gives you Alpine power performance at an amazing price. And they’re designed to fit easily in virtually any system.

    High Power, Great Value

    This amp delivers high output power and exceptional performance for their class. A great way to expand your sound system on a limited budget.

    High Pass and Low Pass Filters

    These two filters let you set the frequency points for the high, mid and bass ranges to match your speakers and ensure optimum efficiency.

    Bass EQ for Best Bass

    Performance With Bass EQ, you can maximise the performance of your system and get even more powerful bass.

    Max Power Output Ratings
    Total Max Power 640W
    RMS Power Ratings
    Per Channel into 4ohms (& 8804;1%THD+N)
    Per Channel into 2ohms (& 8804;1%THD+N)
    Bridged into 4ohms (& 8804;1%THD+N)
    Sound Tuning
    Crossover Frequency (Fix, OFF/LPF/HPF Selectable) 1/2 ch 80 Hz (-18dB/oct)
    Crossover Frequency (Fix, OFF/LPF/HPF Selectable) 3/4 ch 80 Hz (-18dB/oct)
    EQ (Equalizer) Bass EQ Fixed Frequency 50 Hz _ Selectable Gain 0/+6/+12 dB (3/4ch)
    Footprint 270 mm x 60 mm x 242 mm
    Power Requirements 14.4 V DC (11 V to 16 V)
    Input Sensitivity 0.2 - 4.0 V (RCA IN)
    Input Impedance RCA IN 10k &
    Frequency Response 10 Hz - 50 kHz (+ 0,-1 dB)
    Speaker Impedance 4 or 2 &
    Signal to Noise S/N Ratio (IHF A Weighted, Reference
    Weight 3.0 Kg

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