Re: State finalist in the science fair with a Tesla Coil

To: tesla-at-pupman-dot-com
Subject: Re: State finalist in the science fair with a Tesla Coil
From: "Malcolm Watts" <MALCOLM-at-directorate.wnp.ac.nz> (by way of Terry Fritz <twf-at-verinet-dot-com>)
Date: Tue, 06 Apr 1999 23:31:17 -0600
Approved: twf-at-verinet-dot-com

Hi John,

> Original Poster: "John H. Couture" <COUTUREJH-at-worldnet.att-dot-net> 
> 
> 
>   Malcolm -
> 
>   Inside the secondary there would be magnetic fields (Faraday) due to
> current in the windings. There would also be EM fields (Hertz) due to the RF
> frequency. I have never heard of anyone measuring these fields inside the
> coil. How would you measure them when the TC is operating? 
> 
>   John Couture

Absolutely agree about the fields inside the coil. A sense coil 
inside (with appropriate insulation) would be a way of picking these 
up for measurement wouldn't it? I'd expect the field strength to 
match the current at various places along the coil length.

Malcolm