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Re: Possibly not Re: Isolation Transformer Question



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

Tesla list wrote:

> Original poster: "Yurtle Turtle by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <yurtle_t-at-yahoo-dot-com>
 
> Your right, this is a strange beast. At 38.2v in I get
> 110 out, at 45.9 in, I get 115 out, at 77.4 in I get
> 120 out, and at 120 in I get 123.4 out. Of course this
> is without any load.


	Uhuh.

> It's magic.


	It's a ferroresonant voltage stabilizer.
	Been around since the 1930s.

> Without more probing, I believe it looks something like:

> IN            OUT

> hot         not used )
> ______    ___________)
>       )  (           )
>       )  (______hot  )
> neut. )  (           )
> ______)  (_____||____)
>                ||    )
> _____________________)
> gnd.  |         neutral & ground
>      ---
>       -


	They are enjoying a resurgence as people use
	them (and market them) to stabilize voltage
	(power) to computers.  Neat.  (I did some quicky
	web searching, found only adverts, nor
	any theoretical discussion in my piles of
	books.)

	best
	dwp