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Re: Capacitance of a coil
Reinier -
The Medhurst equation does not use wire length to find the self
capacitance of a coil. A coil without wire has a self capacitance? This
should help to confuse you and any coiler who wants to make a calc program
of this type,
John Couture
<<<< I assume John meant a can. Which would be a single turn of wide wire.
- Terry (who is confused and is making a calc program of this type :-))
>>>>
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At 09:25 PM 1/13/99 -0700, you wrote:
>Original Poster: Reinier Heeres <rwh-at-worldonline.nl>
>
>OK coilers,
>
>please help me on this: I'm writing a Tesla coil calc program (well,
>just for me to understand it better and get familiair with the calcs),
>but I don't know how to calculate the capacitance of a coil. I could of
>course use Medhurst's formula (is there a table for H/D ratio > 5?), but
>I wanted to know if there's another way to calc it too.
>
>Thanks, Reinier
>
>BTW: It's only going to handle metric units!
>
>
>