Re: spiral secondary ?

• To: tesla-at-pupman-dot-com
• Subject: Re: spiral secondary ?
• From: Bert Hickman <bert.hickman-at-aquila-dot-com> (by way of Terry Fritz <terryf-at-verinet-dot-com>)
• Date: Sat, 17 Oct 1998 10:50:49 -0600
• Approved: terryf-at-verinet-dot-com

Tesla List wrote:
> 
> Original Poster: "L. Robertson" <LWRobertson-at-email.msn-dot-com>
> 
> Hi ...
> 
> I had the luck to be in Ames IA at the university the other day
> and with a few hours to kill went to check their library. There
> way back in the dusty archives I found contiguous issues of
> the Electrical Review  back into the late 1800's. In a 1898
> issue there was Mr. T. showing off a completely spiral coil.
> The primary was a turn or two around the outside of a five
> foot circular form - looked like a table top. The secondary
> was wound inward almost to the center. Sparks were flying
> furiously off a third coil about 2 feet wide and one foot long,
> close wound, which was hooked to the center of the secondary.
> 
> The article was about making arbitrarily high voltages to transmit
> power through a weakly conducting medium - the ionosphere.
> 
> LR
> 

Larry,

Thanks for the interesting update on the spiral coil. Was the tertiary
coil sitting right on top of the secondary or was it some distance away
(out of the primary's field)?

-- Bert --

• Prev: Re: UK Neon Sign Transformers
• Next: Re: Fw: Arc Impedance Study - Computer Models
• Index(es):
  • Main
  • Thread