Re: Current limiting?

>  An inductive load (ballast) is used to limit the
> current without limiting the voltage - uising inductive reactance not
> resistance.  This controlls the current into and out of the transformer
> without reducing the voltage - there actually will be a small voltage 
> drop across the ballast due to the resistance of the wire.

I think that an inductor does induce a voltage drop that is proportional 
to the impedence times the current, in addition to and directly 
analogous to the resistive voltage drop, V=I*R.

Steven Roys (sroys-at-radiology.ab.umd.edu)