Re: LF: An Excel sheet to play with toroids

["jannsen" <0482183881-0001@t-online.de>]

Alberto di Bene schrieb:
> Today I found in my archived files an Excel sheet that
> computes the number of turns for a given inductance
> on a given core, and viceversa, made by WA1ION.
>
> In my opinion it contained an error, as it used the same
> formula involving AL, both with ferrite toroids and
> iron-powder toroids. Amidon gives two different
> formulas for the two cases. I corrected it, and added
> a couple of other, maybe useful, functions.
>
> If you want to check it, you can download it from here :
> http://www.weaksignals.com/bin/tcas.xls
>
> Please report any errors, thanks
>
> 73  Alberto  I2PHD
Hi Alberto,
sri, but download is not possi. seems the questionmark in the line is a hint.

regards

Uwe/dj8wx