Alpine PMX-F640 4 channel car amplifier

Alpine PMX-F640 give you power performance at an amazing price. Alpine PMX-F640 is designed to fit easily in any system. Alpine PMX-F640 car amplifier has a built-in high pass and low pass filters let you set the frequency points to match your speakers and ensure optimum efficiency. Alpine PMX-F640 also enhance their performance with Bass EQ, now you can get even more powerful bass.

Alpine PMX-F640 features:

• Amplifier Type: Class-A/B
• 640 watts 4 channel amplifier
• 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
• 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
• 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)
• 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
• Footprint: 270 mm x 60 mm x 242 mm