Alpine KTP-445U Power Pack vs Alpine PDX-F6

 
Alpine KTP-445U Power Pack

In Stock

(111)

$149.99
  • runs off same power circuit as receiver (must be 15-amp or more)
  • compact amplifier with universal plug for in-dash receivers
  • 45 watts x 4 at 4 ohms
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Alpine PDX-F6

In Stock

(4)

$749.99
  • 300 watts RMS x 2 bridged
  • Class-D design
  • stackable installation design with front-mounted controls
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Product Features

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Condition New StockNew Stock
Performance Alpine KTP-445U Power PackAlpine PDX-F6
RMS Power Output (Wt x Channels)
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45 x 4
150 x 4
Peak Power Output (Wt x Channels)
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90 x 4N/A
Power at 2 Ohms (Wt x Channels)
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45 x 4150 x 4
Bridged Power (Wt x Channels)
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90 x 2300 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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20-20k Hz5-100k Hz
THD at Rated RMS Power
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1%1%
Signal to Noise Ratio
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82 dB94 dB
Input Voltage
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14.4v14.4v
Features Alpine KTP-445U Power PackAlpine PDX-F6
Amplifier Class
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DD
Low-Pass Crossover Frequency
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N/A30-400 Hz
Low-Pass Slope (dB/octave)
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N/A12 dB/oct
High-Pass Crossover Frequency
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60, 80, 120Hz30-400 Hz
High-Pass Slope (dB/octave)
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12 dB/oct12 dB/oct
Bass Boost
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NoNo
Bass Boost Frequency
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N/AN/A
Fan Cooled
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NoNo
Fuse Rating
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1560
Speaker Level Inputs
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HarnessNo
Preamp Outputs
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NoNo
Width (inches)
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7-7/810-1/8
Height (inches)
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1-1/22
Depth (inches)
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2-9/168-9/16
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-445U Power Pack

In Stock

(111)

$149.99
Add to Cart
Alpine PDX-F6

In Stock

(4)

$749.99
Add to Cart

1.888.955.6000

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