[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Mini coil earth?



Original poster: "Antonio Carlos M. de Queiroz" <acmq-at-compuland-dot-com.br> 

Tesla list wrote:

 > Original poster: Thomas <tom-at-pwrcom-dot-com.au>
 >
 > I would like to build a portable mini coil that can be used for indoor
 > demonstrations, where an RF earth is not available.
 >
 > Is there a way to safely operate a mini coil (NST 6kV 30mA supply) using
 > only the building earth?

Use a "counterpoise". Just a big metal plate lying in the ground. I use
one with about 40x70 cm, or a metal bucket, without any problem, with
a 5 kV 30 mA NST.

Antonio Carlos M. de Queiroz