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Re: nec antenna modeling



found this:

http://lists.debian.org/debian-hams/2002/08/msg00032.html

now knowing this, how hard would it be to create a .deb and add it to the
archive?...or has this been done and no one can find it...

-kg6kqt

On Thu, 3 Mar 2005 dj9yj@lx2gt.lu wrote:

> Hello everybody,
>
> I'm using nec2 with Linux and Windows. I'm very sorry for
> telling that there is just one reason to use windows (for mine)
> because there is a wounderful antenna-modeling software
> called "4nec2". 4nec2 is free software and i'm very interested in
> a Linux-Version - maybe if more requests appear, Arie Voers (the author)
> may do it...
>
> ANY antenna-file has to be writen in a more or less
> input-deck, EZNEC does it and 4nec2, with 4nec2 there is just a
> kind of "beginner-editor", called "geometry edit".
> But there is no input for complicated nec-cards like CP (coupling),
> SP-cards (surface-patch) and the new 4nec2-special SY-cards (optimizer).
> By the way, these optimizer is one of the great advantages of 4nec2.
>
> The Windows and Linux-nec2-files are a little bit different.
> A windows deck looks like
> LD      5       1       0       0       58000000
> and a Linux deck should look like
> LD 5, 1, 0, 0, 58000000
>
> xnecview is able to show you the input and output-deck in Linux,
> but cannot, in my opinion, show you near-fields (E/H) as good as 4nec2.
> The xnecview near-fields visualisation is not very usefull.
> Also there is no optimizer.
> The one advantage of nec2 with Linux is, you can do a frequency-sweep
> of your radiation-pattern in 3D or 2D (which 4nec2 is not able).
> ..Attention to the file-size: They will sometimes get some 100mb s!!
>
> Furthermore there is a Linux-GUI called antennavis (mentioned above).
> I have tried to install this B*.* but i had no success.
> If anyone will get this working, please tell me how you get rid of this
> errors.... - i think there is a problem with togl, but my
> programming-knowledge is not good enough.
>
> If you google for dj9yj, you will find my small nec2-antenna-collection
> (sorry, most in german), but most of the files are in windows-format.
> If your dad has problems with writing this nec-decks, tell me, i'll help.
>
> kind regards,
>
> Achim, dj9yj
>
>
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