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Re: Why a toroid?
---------- Forwarded message ----------
Date: Fri, 10 Oct 1997 19:26:19 +0000
From: "John H. Couture" <couturejh-at-worldnet.att-dot-net>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: Why a toroid?
At 04:33 PM 10/10/97 +0000, you wrote:
>
>
>---------- Forwarded message ----------
>Date: Fri, 10 Oct 1997 06:37:07 -0700
>From: Bert Hickman <bert.hickman-at-aquila-dot-com>
>To: Tesla List <tesla-at-pupman-dot-com>
>Subject: Re: Why a toroid?
>
>Tesla List wrote:
>>
>> ---------- Forwarded message ----------
>> Date: Wed, 08 Oct 1997 20:32:50 +0000
>> From: Greg Leyh <lod-at-pacbell-dot-net>
>> To: Tesla List <tesla-at-pupman-dot-com>
>> Subject: Re: Why a toroid?
>>
-----------------------------------------------------------
To All -
With all of these uncontrolled variable spark lengths (below) isn't it
time to consider the controlled spark length for rating Tesla coils?
John Couture
----------------------------------------------------------------
>> Edward V. Phillips wrote:
>>
>> > You need a LARGE radius of curvature in order to keep the
>> > "breakout voltage" high. A disk with a sharp edge would have a
>> > much lower breakout voltage than the toroid, for dimensions which
>> > gave the same capacitance.
<SNIP>