> roughly calculate inductance by measuring a high frequency signals
> voltage loss when though an inductor.

Jason, I used that method for a while and found it adequate but then
found a simple PIC circuit that measures and displays L (or C)

http://www.siliconchip.com.au/cms/A_110500/article.html

http://www.siliconchip.com.au/cms/attachments/show.html?year=3D2008&month=
=3DMay

I use it a lot for testing/winding inductors and checking caps

Can flesh the info (eg schematic and parts placement) out later if
anyone's interested

Joe
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