Monday, July 11, 2011

PC740.5 - Precision Power 5 Channel 740W PPCI Power Class Series Amplifier

PC740.5 - Precision Power 5 Channel 740W PPCI Power Class Series Amplifier Review



PC740.5 - Precision Power 5 Channel 740W PPCI Power Class Series Amplifier Feature

  • Power Class Series 5-Channel Class A/B Car Amplifier
  • 4 ohms: 60 watts x 4 chan. + 250 watts x 4 chan.
  • 2 ohms: 90 watts x 4 chan. + 380 watts x 2 chan.
  • Bridged, 4 ohms: 180 watts x 2 chan.
  • 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 45 Hz), 5/4/3/2 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


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