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Voltage drop with good electrical. What am I doing wrong?
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<blockquote data-quote="hatedonmostly" data-source="post: 7199779" data-attributes="member: 611322"><p>Setup in sig. I have:</p><p></p><p>-Two MB Quart DSC1500.1Ds strapped at 1.2 ohm (0.6 ohm each amp)</p><p></p><p>-Two Sprinter 100Ah batteries in the rear</p><p></p><p>-Crappy stock battery up front (for now)</p><p></p><p>-136A alternator</p><p></p><p>-Big three done in 1/0 (positive to alternator positive, chassis ground to the driver's side fender, engine ground to the top of the engine block)</p><p></p><p>-Wiring is done as follows: Amps to distribution block (one for + and -), two runs of wire from distribution block to rear batteries (one for + and -), two runs of wire from rear batteries to front battery (one for + and -). No interaction with the chassis or frame of the vehicle, everything is directly connected.</p><p></p><p>I realize two 1500W amps strapped at 0.6 is going to be hard on an electrical no matter what, but a buddy of mine ran one of these amps at 0.5 with only a stock front battery, 80A alt, and a Deka in the rear and only dropped 0.4.</p><p></p><p>No clue what I am doing wrong, all of my connections are soldered, each run of wire from front batt to rear is about 20 ft long and each run from rear batt bank to cabin, where the distros/amps are, is 10 ft long. All batteries and alt are working properly</p></blockquote><p></p>
[QUOTE="hatedonmostly, post: 7199779, member: 611322"] Setup in sig. I have: -Two MB Quart DSC1500.1Ds strapped at 1.2 ohm (0.6 ohm each amp) -Two Sprinter 100Ah batteries in the rear -Crappy stock battery up front (for now) -136A alternator -Big three done in 1/0 (positive to alternator positive, chassis ground to the driver's side fender, engine ground to the top of the engine block) -Wiring is done as follows: Amps to distribution block (one for + and -), two runs of wire from distribution block to rear batteries (one for + and -), two runs of wire from rear batteries to front battery (one for + and -). No interaction with the chassis or frame of the vehicle, everything is directly connected. I realize two 1500W amps strapped at 0.6 is going to be hard on an electrical no matter what, but a buddy of mine ran one of these amps at 0.5 with only a stock front battery, 80A alt, and a Deka in the rear and only dropped 0.4. No clue what I am doing wrong, all of my connections are soldered, each run of wire from front batt to rear is about 20 ft long and each run from rear batt bank to cabin, where the distros/amps are, is 10 ft long. All batteries and alt are working properly [/QUOTE]
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Voltage drop with good electrical. What am I doing wrong?
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