On 07/30/2012 10:04 AM, Dick Hollenbeck wrote:
> Miguel and Others,
>
> The "Spiral" EMP generator here is something that is best done as an internal 
> Python
> script within Pcbnew IMO.
>
> http://tech.groups.yahoo.com/group/kicad-users/files/Pcbnew%20file%20utilities/

This pascal code works OK.  Single layer trace inductors seem hard pressed to 
generate any
significant inductance, before they end up being quite large on the PCB.

Here is an additional twist/tactic for your files:

http://www.edn.com/design/components-and-packaging/4363548/A-new-calculation-for-designing-multilayer-planar-spiral-inductors

and for the future hero of mine who writes a pcbnew python script for this.



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