RE: [CAD_CAM_EDM_DRO] Center tapped transformer

this will work but will not increase the current capacity of the secondary
as the max current must pass through each winding. It does save you 2
diodes though.

At 01:17 AM 10/23/02 -0600, you wrote:

>Matt,
>
>Been a while since I have noticed you posting. Hope all is well?
>
>So if I connect as drawn what is the ratio of the ac voltage to the
>resulting dc voltage? I would have to assume that it is different than
>what I get with a bridge.
>
>Tim
>[Denver, CO]
>
>
> > -----Original Message-----
> >
> > I'm going to assume you want to make a DC supply:
> >
> > (horrible ascii scematic follows - view in fixed width editor
> > like emacs)
> >
> > ----|>|-----------+
> > ) |
> > ) |
> > ) |
> > ---o MINUS_DC +---o PLUS_DC
> > ) |
> > ) |
> > ) |
> > ----|>|-----------+
> >
> > Basically, the center tap is the negative pole of the DC
> > supply and the two
> > ends of the secondary winding are connected to the anodes of
> > two rectifier
> > diodes. The cathodes of the rectifires are tied together and
> > that is the
> > positive pole. You could flip both diodes around to reverse
> > the polarity if
> > you want to...
> >
> > you'll need a filter cap as well...
> >
> > Matt
>
>
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