Re: Dimensions of my flat spiral coil

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Ben McMillen by way of Terry Fritz <twftesla-at-qwest-dot-net>" <spoonman534-at-yahoo-dot-com>

I thought inductance in parallel added like resistors in
parallel? Or am I thinking of inductive reactance? Hrm.. 

Coiling in Pittsburgh
Ben McMillen

--- Tesla list <tesla-at-pupman-dot-com> wrote:
> Original poster: "by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <Goinbonkers-at-aol-dot-com>
> 
> Wouldn't the resulting inductance be one third of the
> individual
> inductances(average) if connected in parallel? 
> Mike 
> 
> >
> > For all intents and purposes, if you told me that the
> three windings had the 
> > same inductance, your measurements would support that. 
> Interestingly, if 
> > you hook the windings in parallel, since they are very
> tightly coupled, I'd 
> > ballpark the resulting inductance at 9 times that of
> the single winding, or 
> > around 50-60 mH, just on the N^2 principle
> 
> 
> 
> 
> 
>