Fwd: Re: square coil

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

Original poster: Terry Fritz <teslalist-at-twfpowerelectronics-dot-com>


>X-Envelope-From: bert.hickman-at-aquila-dot-net  Fri Apr  2 16:43:34 2004
>Date: Fri, 02 Apr 2004 17:41:15 -0600
>From: Bert Hickman <bert.hickman-at-aquila-dot-net>
>Organization: Stoneridge Engineering
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>To: Tesla list <tesla-at-pupman-dot-com>
>Subject: Re: square coil
>
>Tesla list wrote:
>
>>Original poster: "steve" <steve_vance-at-cablelynx-dot-com>
>>Got a question for the list,
>>I'm looking for a new project to start. I am thinking about building a
>>small 2"orbit powered coil. My question is has anyone ever built a
>>Tesla coil with a square primary or secondary? Is there any reason that
>>this wouldn't work?
>>Steve Vance
>>http://fire.prohosting-dot-com/~bonestc/index.htm
>>
>>.
>
>Hi Steve,
>
>Although a square primary coil will work fine, a square secondary will 
>invite unwanted corona at the corners. A small NST powered Tesla Coil with 
>a square primary and a round secondary was featured in the August, 1989 
>issue of Popular Electronics, and the 1990 issue of Electronics Hobbyists 
>Handbook. A small coil can easily be modified to use a square primary - 
>just make sure that the secondary is round, octagonal, oval, but not 
>square or triangular...  :^)
>
>Best regards,
>
>-- Bert --
>--
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