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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
> 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.
> 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