United Kingdom

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.

Technology
Bass_EQ_2013_icon Crossover_icon.gif DC_DC_icon.gif SP_Level_Input_icon.gif pwm_icon
Features & Specifications

FEATURES

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

SPECIFICATIONS

Max Power Output Ratings

  • Total Max Power: 640W

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

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)

Dimensions

  • Footprint: 270 mm x 60 mm x 242 mm

General

  • 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 Ω / SP IN 10k Ω
  • Frequency Response: 10 Hz - 50 kHz (+ 0,-1 dB)
  • Speaker Impedance: 4 or 2 Ω
  • Signal to Noise: S/N Ratio (IHF A Weighted, Reference: rated power into 4ohms) 90 dB
  • Weight: 3.0 Kg
Support
Manual Download

OM_PMX-F640_EN.pdf