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Infinity 475a Reference Series 4-Channel Amplifier
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Class AB 4-Channel Amplifier
75 watts RMS x 4 at 4 ohms (90 watts RMS x 4 at 2 ohms)
180 watts RMS x 2 at 4 ohms in bridged mode
MOSFET power supply
Variable high and low-pass filters
Warranty & Returns
Infinity Reference Series Four-Channel Amplifier
A Four-Channel, Full-Range Amplifier with On-Board Electronic Crossover and Variable Bass Boost
The RCA low-level inputs on the 475a allow for connection to both a preamp level signal and direct connection to a high-level factory head unit.
The 475a comes outfitted with a variable 12dB per octave electronic crossover, allowing you to optimize system tuning based on speaker location and the accompanying loudspeaker components.
A variable bass boost circuit is provided to optimize the low frequency performance of your system.
Full-range preamp outputs are provided, facilitating multiple amplifier hookups without the need for costly Y-adapters or signal splitters.
The Reference 475a's high-output PWM MOSFET power supply ensures optimum power delivery into numerous impedances with low distortion.
General Brand Infinity Series Reference Feature Type Amplifiers General Amplifier Class Class AB Power Max Power 480 W Bridged Power 180 Watt x 2 Channel @ 4 Ohm Bridged
Feature Feature 4-Channel full-range amplifier with on-board electronic crossover and variable bass boost 12dB variable bass boost circuit is provided to optimize the low frequency performance of your system Variable 12dB per octave electronic crossover allows you to optimize system tuning based on speakers and location Full-range preamp outputs facilitate use of multiple amplifiers without the need for adapters or signal splitters
Warranty, Returns, And Additional Information
Limited Warranty period (parts): 1 year
Limited Warranty period (labor): 1 year
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Return for refund within: 30 days
Return for replacement within: 30 days
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