Alpine PDX-4.150 4/3/2 Channel Power Density Digital Amplifier

Alpine Updated: 2009-04-27 RSS
Alpine PDX-4.150 4/3/2 Channel Power Density Digital Amplifier

Good things come in small, stackable packages. Who knew something so small could pump so much power? The Alpine PDX series amplifiers are for the true car audio enthusiast – for those who want the best power, sound quality, and efficiency, all from a compact size. Get the most out of your system with Digital PDX.


* Class-D
* 4/3/2 Channel Operation
* Stackable Installation Design
* Thermal Management Processor
* Adjustable Crossover (HP/LP)
* MOSFET Power Supply
* DC-DC PWM Power Supply
* MOSFET Final Outputs
* STAR Circuitry
* Auto Over-Current Protection
* Top Mounted Blue LED Power/Status Indicator
* Integrated Wire and Mounting Screw Terminals
* Input Channel Selector
* Input Mode Selector Switch
* One Side Terminal Layout
* Gold Plated RCA Input Connectors
* Continuously Adjustable Gain Control
* Gold Plated Power Screw Terminals
* 4-Layer Glass Epoxy PC Board
* Speaker Quick Connect


CEA-2006 Power Rating (40hm@14.4V = 1%THD+N), S/N 78dBA (Ref. 1W into 4Ohm):
* 150W x 4

RMS Power (at 14.4V THD+N,20Hz-20kHz)
* Per channel into 2 ohms : 150W x 4 (<=1%THD+N)
* Per channel into 4 ohms : 150W x 4 (<=1%THD+N)
* Bridged 4 ohms: 300W x 2 (<=1% THD+N)

* Heat Sink (WxHxD) in: 10-1/8" x 7-9/16" x 2-7/16"
* Heat Sink (WxHxD) mm: 257mm x 192mm x 62mm

Bass Engine® Sound Tuning
* Crossover Frequency : 1/2Ch + 3/4Ch, 30Hz-400Hz HP/LP/Off (-12dB/oct)

* Frequency Response: 20Hz - 20kHz (+0,-1dB)
* Signal to Noise (S/N): 100dBA (Reference to Rated Power)
* Input Sensitivity (For Rated Power): 0.2V to 4.0V (1.0 at Center Detent)
* Input Impedance: 10k Ohm
* Power Requirements: 14.4V DC (11V to 16V)
* Weight: 3.11 Kg.

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