Re: Reversed Polarity

Posted by gone1951 On 2009/6/2 14:44:23
Quote:
The negative ground system with its input and ground wiring tends, I think, to be more dependable and easier in some cases to diagnose over the long run.




My two cents worth here: My electronics background goes back to the early 50's. Growing up with a father with a EE degree from UC Berkeley I learned a lot about electronics from a very early age from him as well as going on to school myself. Except for a side trip into the Real Estate business in 1976 my entire living,from 1965 to date, was made in the electronics repair business. My first job out of high school was repairing mobile CB radio equipment as well as Tube type radio's such as the ones in our Packards. I can say that there is not the slightest difference to anything if you use positive or negative grounded to the car chassis. The only thing that changes is the wether the current flows to or from the chassis. The chassis of a car is nothing more than the common connection for the electrical system. Saves you from the necessity to run two wires to everything. Electron flow is from negative to positive. The electrons don't care which terminal of the battery is connected to the chassis. They will still flow
- to +.

I may not be saying this very well but the bottom line is there is no difference. The only thing I can think of is that in the early days UC Berkeley taught that current flow was + to - when most were teaching just the opposite. Again it makes no difference.

Are there any EE people that can say it in a better way. I know my father could but he is no longer with us.

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