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Polk PA660.4 High Performance 4-channel Ampli

Product Code : 0

Brand : POLK AUDIO

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75 Watts x 4 continuous, 85 x 4 dynamic power (2 ohm load), 4 channel mode. 150 Watts x 2 (4 ohm) continuous power, 2 channel mode. CEA-2006 compliant specifications for true, accurate power ratings. 4-channel, dual bridge-mono (2-channel), or dual simultaneous stereo/mono operation provide a variety of configurations and setups: 4-channel for front and rear speakers; 2 speakers and a sub; 2 subwoofers 2 ohm stable 4-channel operation. High-speed MOSFET switching power supply and high current bipolar output transistors pump maximum voltage and high current to your speakers or subwoofers. Double layer fiberglass epoxy printed circuit boards for more rigidity, less shrinkage and a smaller overall amp footprint. 6-way Smart System Protection (SSP) circuits Variable bass boost (0dB, +8dB) for extra bass thump. Variable input gain optimizes match with different signal sources (250mv to 8V). RCA outputs (front channels only) for easy daisy chaining of other amplifiers. Mounting hardware with rubber isolation grommets and extra fuses included. Light bar/fan output-connect an optional LED light bar or cooling fan for custom installations. Multi-color status LED gives instant information on amplifier operation. Electrical Total Frequency Response 10Hz-30kHz Signal-to-noise (Referenced to rated power) 75 dBA Distortion at Rated Power 0.9 % Minimum Impedance Bridged 4 ohms Minimum Impedance Not Bridged 2 ohms High Pass Filter Filter Slope 12dB/oct Low Pass Filter Filter Slope 12dB/oct Effective Damping Factor >100 Max Sensitivity 250mV-5V (rear) dB Dimensions Product Weight (each) 7.60 pounds With Panels Height 2" (5.08cm) Width 13 1/4" (33.66cm) Depth 8 1/8" (20.64cm) Amplifier Specs Channels 4 Channel Notes Bridgeable Class AB MOSFET Total Dynamic Power 600 watts Bass Boost Characteristics Variable (0dB to +8dB) Hz 12V & Ground Cable Gauge 4 AWG
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