Posted by jdemaris on February 01, 2009 at 09:09:28 from (72.171.0.143):
In Reply to: positive ground posted by matt knoeck on February 01, 2009 at 09:03:54:
It is still used and there are no overall benefits to either choice. There are some specific benefits to either.
Years back in elec. engineering there were two competing schools of thought on flow.
Those that favored the Hole Theory usually preferred pos. gound.
Those that favored the Electron Theory favored neg. gound.
Note they are both still theories and neither have been proven. For mass productoin using modern semi-conductors, a standard choice had to be made - and that "dart-board" choice was negative ground.
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