Re: Magnifier Coil form

• To: tesla-at-pupman-dot-com
• Subject: Re: Magnifier Coil form
• From: Ed Phillips <evp-at-pacbell-dot-net> (by way of Terry Fritz <twf-at-verinet-dot-com>)
• Date: Thu, 22 Apr 1999 15:54:27 -0600
• Approved: twf-at-verinet-dot-com

Tesla List wrote:
> 
> Original Poster: NickandSim-at-aol-dot-com
> 
> Hi All,
>          I was wondering if anyone had though of using a squirrel cage like
> form for the secondary of a magnifier.  if you used glass laboratory stirring
> rods as the 'bars' of the sqirrel cage it would be much better than card or
> wood and have the advantage of not being water permeable.
> 
> Any thoughts?
> 
> Nick Field

	First coil I ever saw was at an Engineer's week show at the University
of Missouri, about 1939.  It used exactly that construction, although
the rods were wood.  Had a big rotary gap and made a really mean sound.

Ed

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