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Product Comparison
Infinity Kappa Four vs Infinity Reference 475a

Infinity Kappa Four

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Infinity Reference 475a

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Condition New StockNew Stock
Performance Infinity Kappa FourInfinity Reference 475a
RMS Power Output (Wt x Channels) 125 x 4
75 x 4
Peak Power Output (Wt x Channels) 300 x 4117 x 4
Power at 2 Ohms (Wt x Channels) 150 x 490 x 4
Bridged Power (Wt x Channels) 300 x 2180 x 2
Minimum Impedance Bridged
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44
Minimum Impedance Unbridged
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22
Best Frequency Response
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10-75k Hz10-100k Hz
THD at Rated RMS Power
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1%1%
Signal to Noise Ratio
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85 dB85 dB
Input Voltage
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14.4v14.4v
Features Infinity Kappa FourInfinity Reference 475a
Amplifier Class
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DAB
Low-Pass Crossover Frequency
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32-320 Hz32-320 Hz
Low-Pass Slope (dB/octave)
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12 dB/oct12 dB
High-Pass Crossover Frequency
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32-320 Hz32-320 Hz
High-Pass Slope (dB/octave)
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12 dB/oct12 dB
Bass Boost
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0-12 dB0-6 dB
Bass Boost Frequency
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50 Hz50 Hz
Fan Cooled
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NoNo
Fuse Rating
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8070
Speaker Level Inputs
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RCA (adapter req)No
Preamp Outputs
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No1 pair
Width (inches)
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14-5/89
Height (inches)
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1-3/42-11/16
Depth (inches)
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7-1/814-3/4
Parts Warranty
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3 Years1 Year
Labor Warranty
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3 Years1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research