Alpine KTP-445U Power Pack

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Description

Add higher output and more dynamic response with this easy-to-install head unit power upgrade. The KTP-445U Universal Power Pack amplifies the head unit power output, resulting in a 150 percent power increase over the original power from the head unit's built-in amplifier.

Features

For aftermarket and factory installed systems
Compact size
45 Watts x 4 @ 4Ω/2Ω
90 Watts x 2 @ 4Ω Bridged

Specifications

Power Output

Per Channel, Ref: 14.4V, 4ohms, @ < 1% THD+N: 45W RMS x 4
Per Channel, Ref: 14.4V, 2ohms, @ < 1% THD+N: 45W RMS x 4

S/N Ratio

IHF A-wtd + AES-17, Ref: 1 W into 4 ohms: 82dB
IHF A-wtd + AES-17, Ref: Rated Power into 4 ohms: 98dB

Frequency Response

+0 / -3 dB, Ref: 1 W into 4 ohms 15Hz - 45kHz

Input Impedance

> 10k ohms

Input Sensitivity

Ref: Rated Power into 4 ohms, RCA Inputs: 0,2 - 4,0 V
Ref: Rated Power into 4 ohms, Speaker Level Inputs: 0,5 - 10,0 V

Crossover

Ch 1 / 2: Selectable HPF (-12 dB/oct.), defeatable: Off/60/80/120Hz
Ch 3 / 4: Selectable HPF (-12 dB/oct.), defeatable: Off/60/80/120Hz

Dimensions

Width: 189.0mm (7-7/16”)
Height: 38.2mm (1-1/2”)
Depth: 64.5mm (2-1/2”)
Weight: 0.8kg (1,5lbs)

(KTP-445U)

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