Re: topload questions

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

Original poster: "davep by way of Terry Fritz <teslalist-at-qwest-dot-net>" <davep-at-quik-dot-com>


>>I was looking around at some of the really big coils

>>and i noticed that for their top loads, they were just

>>using chicken wire on the outside of a wooden frame.

>>since the chicken wire is mostly holes, woulden't a big piece of chicken 
>>wire have the same capicatance as a

>>smallish top toroid?


>No. Capacitance is almost purely a function of the

>geometry of the conducting surfaces, with negligible

>influence of the surface details.

         Additionally:
         Once energized, the metal terminal is surrounded
         by more or less corona.  This, as a conductive gas
         (plasma) makes for a smoother, invisible, conductive
         terminal, in the chicken wire case...

         best
         dwp

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