gEDA-dev: Numerical analysis of circuit boards

[A.E.Lawrence]

Dan Andersson wrote:

[snip]
>>>I'm working on a piece of software that can numerically calculate
>>>various electrical properties of traces on a printed circuit board.
>>>Currently it is able to calculate capacitances between traces and output
>>>them in a SPICE-friendly form that can for example be added to the
>>>circuit simulation. It can also calculate peak electrical field values
>>>and trace resistances (although that is a bit inefficient at the
>>>moment). It may also be possible to calculate inductance and
>>>transmission line parameters with some modification, but I haven't
>>>looked into that yet.

[snip]

> Ansoft's modelling tools do this for you so don't reinvent the wheel unless 
> you make it "almost as god as" the Ansoft tools or easier to work with.
> 
> The digitizing of board info is a pain normally so any automagic interfaces 
> from - Gerber or whatever, would dramatically improve the ease of use.
> 
> www.ansoft.com

? GPLed code?

ael