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echo: electronics
to: ROY J. TELLASON
from: BEN RITCHEY
date: 2003-07-26 16:57:58
subject: Re: power supply

* An ongoing debate between Roy J. Tellason and Ben Ritchey rages on ...

 RT: >>> So,  anybody out there know much about ferroresonant
 RT: >>> transformers? I'm just wondering what you can/can't do with
 RT: >> It's a transformer with a special winding,  to which is
 RT: >> conected an AC capacitor.  They're supposed to be good at
 RT: >> regulating?  I don't know as much as I'd like to about them...
 BR>> I wonder if that's the same technology as A/C motors that use
 BR>> capacitors and how one would calculate the uF value?
 RT: > Dunno about the ones used with motors,  this thing is big,  lives in a
 RT: > metal can,  and has two connections going to the transformer.  Also a
 RT: > ground lug that's tied to the metal chassis.  I remember reading
 RT: > somewhere a while back that they are specifically matched to the
 RT: > transformer,  so there's nothing to calculate.

Hmmm...Ok, thanks for info.

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