Re: Medhurst Table

Tesla List wrote:

> Has anyone hacked at the Medhurst table to derive k via
> h/d? I'm simply looking for a quick way to calc k in a
> spreadsheet rather than using vlookups, etc... hoping
> someone has already done the hacking.

I use this formula (L=length, R=radius, in meters,
capacitance in Farads):


This formula is in the paper:
K. D. Skeldon, A.I. Grant, and S. A. Scott, "A high potential Tesla

coil impulse generator for lecture demonstrations and science

American Journal of Physics, Vol. 65 (8), pp. 744-754, August 1997.

Antonio Carlos M. de Queiroz