Re: SeriesII Gecko210 voltage people use

Hi Chris, Andrew,

Yeah, if it's easy to add the turns, that would work! Or, removing
secondary turns works too!

To figure the turns/Volt, wrap two trial turns with hookup wire, and
measure the voltage. You can then calculate the required number of
turns.

Alan KM6VV


awemawson wrote:

>
> --- In CAD_CAM_EDM_DRO@y..., ccs@m... wrote:
> >
> > > Hi Alan,
> > > My DC supplies are 88vdc or so, which is alittle high for the G210's
> > > They are the original seriesII supplies (x3)run from 110vac vs the
> > > 220vac. Basically just a big transformer, bridge rect. and cap.
> > > This yields a healthy 88vdc output ( down from the original unipolar
> > > bi-level drive of 160vdc/12vdc ).
> > >
> > > Right now the variac is to bring the primary side down to 100vac or so
> > > to get the output side to a more usable voltage.
> >
> > I wonder if it might be feasable to remove a turn or two from the
> > transformer secondary to lower the voltage a tad?
> >
> > Chris Stratton
>
> Alan,
>
> It might be easier to add turns to the transformer and wire in series
> opposing ('bucking?')if the windings are well taped and varnished.
>
> Andrew Mawson