Alpine PDX-4.100M Marine 4/3/2 Channel Power Density Digital Amplifier

Alpine introduces its award-winning line of Marine sound system products. Whether you want a simple sound upgrade for your runabout, a high-quality system for your cruiser or sportboat, or huge output for your ski/wakeboard boat, there is an Alpine Marine system just right for you. Constructed from UV resistant materials and finish, and corrosion resistant hardware, these bad boy amps are ready to rough the seas.

Accurate Dynamic Sound Reproduction
Alpine's goal is to deliver the best sound quality possible. With the Marine PDX series, digital switch-mode amplification yields incredible sound quality. Advances in the PDX design include improved feedback circuitry to faithfully reproduce the input signal for improved dynamic range and higher fidelity. If you're listening to your favorite rock song, your amp is ready to jump from loud to calm and back again with ease. Play it longer with the engine off!

Accurate Dynamic Sound Reproduction
Alpine's goal is to deliver the best sound quality possible. With the PDX series, digital switch-mode amplification yields incredible sound quality. Advances in the PDX design include improved feedback circuitry to faithfully reproduce the input signal for improved dynamic range and higher fidelity. If you're listening to your favorite rock song, your amp is ready to jump from loud to calm and back again with ease.

Installation Flexibility
The PDX amplifiers' unique design allow for a clean, easy, and fast install. All the controls and wiring connections are in one convenient location.

SPECIFICATIONS

CEA-2006 Power Ratings
* CEA-2006 Power Rating: (4/2 I?@14.4V C%THD+N), S/N 76dBA (Ref. 1W into 4 I?): 100w x 4

RMS Power Ratings
* Per channel into 4 Ohms: (@14.4V C%THD+N, 20Hz - 20kHz) 100W x 4
* Per channel into 2 Ohms: (@14.4V C%THD+N, 20Hz - 20kHz) 100W x 4
* Bridged 4 Ohms: Bridged into 4I? (C%THD+N) 200w x 2

Sound Tuning
* Crossover: Variable, 30-400Hz (-12dB / oct ), Low-Pass/High-Pass /OFF Selectable

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

General
* Power Requirements: 14.4V DC (11V to 16V)
* Input Sensitivity: 0.2V to 4.0V (For Rated Power)
* Frequency Response: 20Hz - 20kHz (+0, -1dB)
* Speaker Impedance: 4 or 2 I?
* Signal to Noise: CEA 2006 S/N Ratio (IHF A Weighted, Reference: 1W into 4I?) 76 dBA