Alpine X-Power 4-Channel Digital Amplifier - MRX-F65

Alpine X-Power 4-Channel Digital Amplifier, Model MRXF65

Features:

• Amplifier Type: Class-D (Digital)
  
• Channel Design: 4/3/2 Channel
  
• Thermal Control: Thermal Management Control
  
• Power Supply: MOSFET
  
• Power Supply Design: DC-DC PWM Power Supply
  
• Board Circuitry: S.T.A.R. Circuitry
  
• Current Protection: Over-Current, Over-Voltage and Thermal Protection
  
• Power Indicator: Top Mounted Blue LED Power Indicator
  
• 4-Channel Speaker-Level Inputs
  
• Crossover: Variable Lowpass & Highpass Filter
  
• Built-in Bass EQ
  
• Final Outputs: Direct FET
  
• Board Design: 6-layer Glass Epoxy PC Board
  
• Gain Control: Continuously Adjustable Gain Control
  

Specifications:

Max Power Output Ratings

• Total Max Power: 650W
  

RMS Power Ratings

• Per Channel into 4ohms, 14.4V (=1%THD+N): 110W
  
• Per Channel into 2ohms, 14.4V (=1%THD+N): 160W
  
• Bridged into 4ohms, 14.4V (=1%THD+N): 320W x 2
  

Sound Tuning

• Crossover Frequency (LPF/HPF Selectable): Variable, 50 - 400Hz (-12dB/oct.)
  
• EQ (Equalizer): Bass EQ (fc=50Hz) 0 to +12dB for CH-3/4
  

General

• Power Requirements: 14.4V DC (11 - 16V)
  
• Input Sensitivity (RCA Input): 0.2 - 4.0V
  
• Input Sensitivity (Speaker Level Input): 0.5 - 10V
  
• Input Impedance: >10k ohms
  
• Frequency Response (+0, -3dB: 1W into 4 ohms): 5Hz - 45kHz
  
• Frequency Response (+0, -1dB: 1W into 4 ohms): 7Hz - 30kHz
  
• THD+N (10W into 4 ohms): <0.02%
  
• THD+N (Rated Power into 4 ohms): <0.07%
  
• Damping Factor: >500
  
• Signal to Noise (Rated Power into 4 ohms): 106dB

Approximate Weight:

• Shipping: 5 lbs