Re: I'm a newbie coiler!- apartment coiling

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: Jim Lux <jimlux@xxxxxxxxxxxxx>

At 11:08 AM 3/15/2006, Tesla list wrote:
> Original poster: "Gerry  Reynolds" <gerryreynolds@xxxxxxxxxxxxx>
>
> Hi Jim,
>
> Are we talking about a bipolar coil or two side by side secondaries 
> each having their base grounded??
i was thinking two side by side coils, with primaries in series, and 
each secondary grounded.  I would imagine that you'd want to arrange 
the connection between the primaries so the secondary voltages are 
opposite polarity.

> Gerry R.
>
>
> > Original poster: Jim Lux <jimlux@xxxxxxxxxxxxx>
> >
> > At 09:07 AM 3/14/2006, Tesla list wrote:
> > > Original poster: "Gerry  Reynolds" <gerryreynolds@xxxxxxxxxxxxx>
> > >
> > > Hi Steve,
> > >
> > > I would think the two "identical" secondaries would run very close 
> > > the the same frequency but once the primary rang down (no more 
> > > forcing function), they might drift apart in phase, sometimes "in 
> > > phase" and sometimes "out of phase".  Since no two things are 
> > > exactly identical, what would keep them phased correctly??
> > By putting the primaries in series, the currents are forced to be 
> > exactly phased the same. Yes, there will be slight differences 
> > between the secondaries, and the coupling isn't k=1, so there might 
> > be small differences in phase, but overall, they'll be pretty close.