Re: Primary Resonant Frequency question . . .

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

Original poster: "Daniel McCauley by way of Terry Fritz <twftesla-at-qwest-dot-net>" <dhmccauley-at-spacecatlighting-dot-com>


Very interesting!!!!

Dan


> Hi,
>
> Of course, if push does come to shove and you need more primary
inductance,
> consider "plane B" the external inductor ;-))
>
> http://hot-streamer-dot-com/temp/TeslaMeet2001-10/Pa210049a.jpg
>
> Cheers,
>
> Terry
>
>
> At 11:39 PM 8/17/2002 -0700, you wrote:
> >> My question, is that I'm using a SRSG with a LTR capacitor of 0.0275uF
> >> instead of the 0.0106uF.  Does this change my resonant frequency
> >> calculations at all????
> >
> >YES!! Your tank cap and inductance determine the primary resonance.  With
> >such a large cap (compared to before), your resonance will drop quite a
bit,
> >so the inductance will have to lowered (less turns) to compensate - good
> >news for you since with the 0.0106 uF cap, you wouldn't have been able to
> >tune it.
> >
> >> Also, other than changing my topload, re-doing my primary, is there any
> >> other way to increase the resonant frequency of my secondary
assembly???
> >
> >The ONLY way to change your secondary's resonance (other than changing
it's
> >physical characteristics, i.e. # of turns, diameter, length, etc.) is by
> >changing the topload (well, you could put a core in it, but that would be
> >bad for HV . . . ).  Once again, more C (bigger topload) will give you a
> >lower resonant freq.  The trick is matching the two resonant freqs with
the
> >primary, cap, and topload that you have available.  :-)
> >
> >Good luck!
> >Sean Taylor
> >
>
>
>
>