Hello John,

Thanks for reply

> What are the maximum and minmum frequencies?
> 
> How many data points?  What accuracy is needed?
> 
> Is it a 2-terminal network or some kind of filter?

A nice soul using Matlab contacted me and set up a model to solve it. That 
worked nicely and I have now found network structure and values.
It was for an EWE termination running on MW

So no more assistance is needed.




Jurgen Bartels  Suellwarden, N. Germany
hor. Antennas: 11-ele 45-87MHz 13-ele Band-III, 48-ele UHF, FM: 15.11 
TV: Winradio G305 / Fly2000 + video noise filter & variable IF BW
FM: Downconverter + Perseus + Speclab as WFM demod.
MW: staggered 300m Beverage 320°,  30 x 4m EWE 320°, Winradio & Perseus
http://dx.3sdesign.de/tv_offset_list.htm
http://zeiterfassung.3sdesign.de/station_list.htm

http://fewo.3sdesign.de  - Vacation home: DX right at the Northsea coast