Posted by ScottyHOMEy on October 21, 2008 at 11:45:04 from (70.105.249.48):
In Reply to: positive ground posted by Don c on October 21, 2008 at 10:14:05:
I'm no 'lectricical engineer, so this is worth every penny you're payin' for it, but I recall hearin' back along somewhere that the thinkin' behind positive ground was that it was the natural order of things. As best I recall, the idea was that (contrary to what you'd think) the negative post is negative because it is the one givin' up electrons and the positive post is the one gainin' electrons so it gets the + sign.
Somewhere along the line, the EEs got into it and, I've seen an explanation of why they went to neg ground, but it was enough over my head that I didn't retain enough of it to share all these years later.
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