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Precision Power PC640.4 Item# 27109
640W RMS 4-Channel Power Class Series Class A/B Car Audio Amplifier
Precision Power :: PC640.4 :: $198.00
MSRP: $449.95
Regular Price: $359.95
You Save: $251.95 (55%)    Hot Deal
Our Price: $198.00
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Condition: Brand New Avg Rating: Not Rated Yet
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  • 115W RMS x 4 @ 4 Ohms
  • 160W RMS x 4 @ 2 Ohms
  • 320W RMS x 2 @ 4 Ohms Bridged
  • Individually regulated preamp/crossover power supplies ensure signal purity
  • Low ESR capacitance banks compensate power supply ripple currents
  • Extra low current drive stage increases efficiency and sound clarity
  • Large TO218 MOSFET Transistors
  • Full signal path low noise/distortion circuitry topology
  • Wired remote bass level control included
  • LED power (green) and protect (red) indicators
  • Variable Bass Boost (0 to +12 dB bass boost at 30-90 Hz)
  • 4/3/2 Channel operation
  • Differential drives divide pre-amp and power-amp stages, eliminating ground looping
  • Close tolerance signal path components - 1% resistors and 5% capacitors
  • Sequenced delays eliminate residual power-up/power-down pops
  • Differential RCA inputs isolate 12V/audio to ground
  • Triple Darlington audio output stages
  • 2 Oz. Copper traces transfer high volume internal current
  • 3-Way System Protection circuitry (thermal, overload, and speaker short protection)
  • Separate capacitor charging/discharging current paths prevent rail switching spikes and ground traces from entering signal stages
  • Heavy duty aluminum alloy heatsink for extreme heat dissipation
  • Nickel-plated RCA level inputs
  • Gold-plated screw terminals
  • Input sensitivity:
    • Level: 200mV-9V
  • Variable high-pass filter (15-4,000 Hz, 12 dB/octave)
  • Variable low-pass filter (50-4,000 Hz, 12 dB/octave)
  • Damping factor (100Hz @ 4 Ohms): >3000
  • Frequency response: 15-50,000 Hz
  • Dimensions: 17-1/4"L x 10"W x 2-5/16"H
  • UPC: 709483035782
  • Weight: 13
  • Authorized Internet Dealer
*Warranty: 1 Year Manufacturer warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to for replacement within 30 days from the original date of purchase with proper return authorization. After the 30 day time period, products must be returned to their original manufacturer for the remainder of the manufacturer's warranty period.

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