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COMPACT HIGH POWER ALL-WEATHER 4-CHANNEL AMPLIFIER

Quick Start Guide

Features

•  Compact High Power 4-Channel Amplifier
•  High Current Design
•  4 x 50 Watts @ 4 Ohms, 4 x 75 Watts @ 2 Ohms
•  2 x 150 Watts @ 4 Ohms, Bridged Mono
•  12 dB/Octave Linkwitz-Riley Alignment Crossover
•  GTO™ Signal Sense (Great Turn On)
•  4 Speaker-level/ Line-Level RCA Inputs
•  All-weather IPX6 rated! 
•  Filled with home-grown audio goodness

    ACX-300.4

Summary of Contents for ACX-300.4

Page 1: ...Channel Amplifier High Current Design 4 x 50 Watts 4 Ohms 4 x 75 Watts 2 Ohms 2 x 150 Watts 4 Ohms Bridged Mono 12 dB Octave Linkwitz Riley Alignment Crossover GTO Signal Sense Great Turn On 4 Speaker...

Page 2: ...or objects have fallen into the apparatus does not operate normally or has been dropped 14 Fuses shall be replaced only with the correct type and fuse value and only when the apparatus is powered off...

Page 3: ...ustom length water resistant harness Use quality insulated wiring of the recommended wire gauge such as wire gauge 8 or thicker 3 Remote Power Input Wire This wire connects to the 12V remote trigger o...

Page 4: ...inner 2 wire connections labeled 1 and 4 on the included mating speaker wire connector The mono loudspeaker will receive the power from each channel and both channel inputs must be fed an input signa...

Page 5: ...hine when the signal is approaching the clipping point Please note that there are 2 of these LEDS one for channels 1 2 and the other for channels 3 4 With your source unit turned up most of the way us...

Page 6: ...Use quality interconnect cables 7 Connect the 12V input wire on the included wiring harness assembly to the 12V terminal of the vehicle battery using the appropriate gauge wire 8 Connect the Ground w...

Page 7: ...ead unit is turned on it will turn on the ACX 300 4 amplifier Alternatively the GTO signal sense feature can be used to gently turn on the ACX 300 4 amplifier when an audio input signal is detected Th...

Page 8: ...Using Speaker Level Inputs INPUT 2 INPUT 3 INPUT 4 INPUT 1 OUTPUT 1 OUTPUT 4 OUTPUT 3 OUTPUT 2 Speaker level output 80Hz and down Speaker level outputs 80Hz and up Source unit Signal Wires OUTPUT INPU...

Page 9: ...1 Locate the top six hex screws that hold down the sealed top cover 2 Use a 2 5mm hex wrench to remove the six screws 3 Gently lift cover off It s a very tight fit there so you may need to use some ge...

Page 10: ...e 26 Hz 30 kHz Total Harmonic Distortion N 0 05 S N Ratio 102 dBa Ref 50 Watts 4 Ohms Power Ground Wire Gauge Between 8 and 4 AWG Crossover 12dB Octave Linkwitz Riley 80 Hz 120 Hz Bypass Line Speaker...

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