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Re: Formula for self C of a Coil  (not Medhurst)
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To: tesla@pupman.com 
 
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Subject: Re: Formula for self C of a Coil  (not Medhurst) 
 
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From: "Barton B. Anderson" <tesla123@pacbell.net> (by way of Terry Fritz <twftesla@uswest.net>) 
 
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Date: Tue, 25 Apr 2000 19:28:21 -0600 
 
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Approved: twftesla@uswest.net 
 
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Delivered-To: fixup-tesla@pupman.com@fixme 
 
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> Original Poster: "Robert Jones" <alwynj48@earthlink.net>
Hi Bob, 
Try this. It's what I use. (a Medhurst derivitive). 
K =(0.585-0.25442*(H/D)+(0.15563*(H/D)^2)-(0.02777*(H/D)^3)+(0.00172*(H/D)^4)) 
C(pF) = K * D * 2.54 
Bart 
>
>   
> Hi all, 
>
> Does anybody have the formula or a link for the capacitance of an isolated 
> cylinder that is not due to Medhurst? 
> Thanks in advance. 
> Regards Bob