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Fusing mulitple batteries in parallel
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<blockquote data-quote="loopkiller" data-source="post: 5835846" data-attributes="member: 601690"><p>You said your starter spun like a beotch... //content.invisioncic.com/y282845/emoticons/confused.gif.e820e0216602db4765798ac39d28caa9.gif</p><p></p><p>Your starter is pulling from the POS+ post of your battery and returning the NEG- through the chassis to the NEG- post of the battery. Depending on how much current you are pulling to start your car, you will see an increasing voltage drop due to the poor conductivity of the welded steel. But, since your start is less voltage dependent than your audio system, this is probably acceptable.</p><p></p><p>Now where you will have an issue with your grounds is when it comes to the alternator making the power to drive a given device, such as your amps. If your amps are receiving power on the POS+ wire from the alt, they have to give back those same electrons on the NEG- side to complete the circuit. If the NEG- path back to the alt is welded steel, guess what happens... Voltage drops. //content.invisioncic.com/y282845/emoticons/crap.gif.7f4dd41e3e9b23fbd170a1ee6f65cecc.gif</p></blockquote><p></p>
[QUOTE="loopkiller, post: 5835846, member: 601690"] You said your starter spun like a beotch... [IMG]//content.invisioncic.com/y282845/emoticons/confused.gif.e820e0216602db4765798ac39d28caa9.gif[/IMG] Your starter is pulling from the POS+ post of your battery and returning the NEG- through the chassis to the NEG- post of the battery. Depending on how much current you are pulling to start your car, you will see an increasing voltage drop due to the poor conductivity of the welded steel. But, since your start is less voltage dependent than your audio system, this is probably acceptable. Now where you will have an issue with your grounds is when it comes to the alternator making the power to drive a given device, such as your amps. If your amps are receiving power on the POS+ wire from the alt, they have to give back those same electrons on the NEG- side to complete the circuit. If the NEG- path back to the alt is welded steel, guess what happens... Voltage drops. [IMG]//content.invisioncic.com/y282845/emoticons/crap.gif.7f4dd41e3e9b23fbd170a1ee6f65cecc.gif[/IMG] [/QUOTE]
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Fusing mulitple batteries in parallel
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