Re: new to tesla coils

To: tesla-at-pupman-dot-com
Subject: Re: new to tesla coils
From: "Jon Rosenstiel" <jonr-at-pacbell-dot-net> (by way of Terry Fritz <twf-at-verinet-dot-com>)
Date: Sat, 06 Feb 1999 07:04:32 -0700
Approved: twf-at-verinet-dot-com

I had to rearrange the look-up table into one single column instead of the
original 4 or 5 columns. I think I also changed the look-up formula so it
would jive with the actual cells that contained the data.

Jon
-<snip>
> Now go download the Sonderman / Ruch spreadsheet that will help you out
> with the Tesla Calculations.   While you are there, link over to the Tesla
>Coil
>
>Uhm, be careful of this spreadsheet. It has a few errors in the Medhurst
>look-up-table. I did a few test on different H/D values. The error starts
>to get large for H/D ratios above 5.5.
>
>(H/D=1) 0.461  (correct)
>(H/D=1.2) 0.464; should be  0.459xx
>(H/D=2.4) 0.548; should be 0.543xx
>(H/D=5) 0.810; should be 0.807 (close)
>(H/D=6) 0.920; should be  0.891
>(H/D=8) 1.12; should be 1.336xx
>
>I did not test all the table values, but only the few mentioned above, so
>there might be more errors. I don&acute;t know who it was that made the
>error (Ed or Corey), in this spreadsheet.
>
>I also DO NOT want to step on anyone&acute;s feet. I just thought I should
>mention the error.
>
>Coiler greets from germany,
>Reinhard
>