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Re: single vs two phase



Original poster: "davep by way of Terry Fritz <twftesla-at-qwest-dot-net>" <davep-at-quik-dot-com>

Tesla list wrote:

> Original poster: "Peter Lawrence by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <Peter.Lawrence-at-Sun-dot-com>

> dwp,
>     you are doing your arithmetic incorrectly.

	I'm not.  (hint:  I get paid to do electrical engineering...)

> Voltage is also call "potential difference" - because you difference,
> IE subtract, potentials to find voltage, not "add" them as you did.

	Fine.  Set up a scope with differential probes and difference
	up from either hot line... to the other.

	Or think about the DC form, which is the origin of this scheme.

	best
	dwp


> EG the voltage bewteen +110 and -110 is  +110  -  -110  = 220.
===========================================================================
> >       In that case, how is 220VAC available?
> >       If one be '+' 110 and one be '-' 110, then the sum
> > be zero.
> >
> >       best
> >       dwp