Alpine KTP-445A Power Pack vs Rockford Fosgate R1200-1D

 
Alpine KTP-445A Power Pack
In Stock 
$129.99
  • dimensions: 7-7/8"W x 1-1/2"H x 2-9/16"D
  • compact plug-and-play amplifier for Alpine in-dash receivers
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Rockford Fosgate R1200-1D
Out of Stock 
$399.99
  • 400 watts RMS x 1 at 4 ohms
  • variable low-pass and subsonic filters
  • preamp inputs and outputs
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Product Features

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Condition New StockNew Stock
Performance Alpine KTP-445A Power PackRockford Fosgate R1200-1D
RMS Power Output (Wt x Channels)
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45 x 4
400 x 1
Peak Power Output (Wt x Channels)
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90 x 4475 x 1
Power at 2 Ohms (Wt x Channels)
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N/A800 x 1
Bridged Power (Wt x Channels)
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N/AN/A
Minimum Impedance Bridged
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N/AN/A
Minimum Impedance Unbridged
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21
Best Frequency Response
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20-20k Hz20-250 Hz
THD at Rated RMS Power
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1%1%
Signal to Noise Ratio
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84 dB75 dB
Input Voltage
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14.4v14.4v
Features Alpine KTP-445A Power PackRockford Fosgate R1200-1D
Amplifier Class
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DD
Low-Pass Crossover Frequency
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N/A50-250 Hz
Low-Pass Slope (dB/octave)
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N/A12 dB/oct
High-Pass Crossover Frequency
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N/AN/A
High-Pass Slope (dB/octave)
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N/AN/A
Bass Boost
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No0-18 dB
Bass Boost Frequency
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N/A45 Hz
Fan Cooled
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NoNo
Fuse Rating
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15100
Speaker Level Inputs
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HarnessNo
Preamp Outputs
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No1 pair
Width (inches)
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7-7/811-1/8
Height (inches)
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1-1/22
Depth (inches)
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2-9/167-3/8
Parts Warranty
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1 Year1 Year
Labor Warranty
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1 Year1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Alpine KTP-445A Power Pack
In Stock 
$129.99
Add to Cart
Rockford Fosgate R1200-1D
Out of Stock 
$399.99
Add to Cart

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Video: Car Amplifier ChannelsOne of the first steps in choosing an amplifier for your car audio system is to decide how you intend to use the amplifier, and thus how many channels it should have. This short video gives you a quick overview to help answer that question.