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Why Run A Ground Wire From The Battery to the amp?
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<blockquote data-quote="jrwalte" data-source="post: 4823454" data-attributes="member: 584454"><p>There is no 'ground' in a car where electricity can just 'escape' to and dissipate like it can in a home with a grounding rod in the earth or even just using the neutral path along your electrical line to the grounding rod the electrical company installed on a telephone pole/under the ground.</p><p></p><p>A car's frame in no way can ever 'absorb' electricity. This is why you can fry your car's electrical if you short it (touch pos to neg). What happens is the electricity has nowhere to go except back to the battery negative and it just keeps doing this and doing this causing a huge surge which will explode your battery/melt wires until you break the pos/neg connection (which is what a fuse does).</p><p></p><p>Answer this:</p><p></p><p>If the car's frame is not grounded to the earth (and it needs to be at least 6+ feet deep to be an affective ground), then how can the car frame 'dissipate' this electricity as you claim it can?</p><p></p><p>People misuse the term 'ground' in a vehicle. It isn't a ground at all. It's a negative. There is no 'ground' in a vehicle because the vehicle has no metal rod going deep into the earth to create a 'ground'.</p><p></p><p>Edit</p><p></p><p>I see this was already discussed //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif</p><p></p><p>And 'ground' has nothing to do with AC. DC could have a ground as well. It's just a term to say that the power source has a path to the earth. Many homes in the US to this day still don't have their own ground. They 'ground' through the neutral of the AC line coming into their home. I believe grounding rods in homes became code in the 70s or 80s. That's a complete guess though.</p></blockquote><p></p>
[QUOTE="jrwalte, post: 4823454, member: 584454"] There is no 'ground' in a car where electricity can just 'escape' to and dissipate like it can in a home with a grounding rod in the earth or even just using the neutral path along your electrical line to the grounding rod the electrical company installed on a telephone pole/under the ground. A car's frame in no way can ever 'absorb' electricity. This is why you can fry your car's electrical if you short it (touch pos to neg). What happens is the electricity has nowhere to go except back to the battery negative and it just keeps doing this and doing this causing a huge surge which will explode your battery/melt wires until you break the pos/neg connection (which is what a fuse does). Answer this: If the car's frame is not grounded to the earth (and it needs to be at least 6+ feet deep to be an affective ground), then how can the car frame 'dissipate' this electricity as you claim it can? People misuse the term 'ground' in a vehicle. It isn't a ground at all. It's a negative. There is no 'ground' in a vehicle because the vehicle has no metal rod going deep into the earth to create a 'ground'. Edit I see this was already discussed [IMG]//content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif[/IMG] And 'ground' has nothing to do with AC. DC could have a ground as well. It's just a term to say that the power source has a path to the earth. Many homes in the US to this day still don't have their own ground. They 'ground' through the neutral of the AC line coming into their home. I believe grounding rods in homes became code in the 70s or 80s. That's a complete guess though. [/QUOTE]
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Why Run A Ground Wire From The Battery to the amp?
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