[amsat-bb] nec2

Apostolos Kefalas sv1ljj at raag.org
Sun Nov 24 07:12:26 UTC 2019


On Sat, 2019-11-23 at 09:32 -0500, Roy Dean via AMSAT-BB wrote:
> > ------------------------------
> > 1. Edit GM card by moving Z to 3
> 
> 
> > 3. Edit RP card and decrease "points in theta" to 31. Also decrease
> > "increment theta" to 3 Hope this helps
> 
> 
> > Apostolos
> > SV1LJJ
> 
> Apostolos - thank you for your help.   However, for these two
> suggestions,
> can you provide the card position that the values go into
> (I1/I2/F1/F2/F3/etc)?  Both GM and RP cards seem to have multiple
> positions
> that these could apply to (I am using the "nec2prt3.pdf"  manual and
> the
> descriptions are different than what you are using above).   Thanks!
> 
> --Roy

Hello Roy,

I thought you used xnec2c that's why I used the descriptions above.
Anyway:

GM -> F6 set to 3
RP -> I2 set to 31, F3 set to 3

Below the nec file:

CM AA4TX 70cm parasitic lindy antenna design
CE End Comments
GW     1    25   0,00000E+00  0,00000E+00 -1,57000E-
01  0,00000E+00  0,00000E+00  1,57000E-01  1,90500E-02
GW     2    25  -1,29000E-01  1,03000E-01  7,50000E-02  1,29000E-
01  1,03000E-01 -7,50000E-02  3,25000E-03
GW     3    25   1,03000E-01  1,29000E-01  7,50000E-02  1,03000E-01
-1,29000E-01 -7,50000E-02  3,25000E-03
GW     4    25   1,29000E-01 -1,03000E-01  7,50000E-02 -1,29000E-01
-1,03000E-01 -7,50000E-02  3,25000E-03
GW     5    25  -1,03000E-01 -1,29000E-01  7,50000E-02 -1,03000E-
01  1,29000E-01 -7,50000E-02  3,25000E-03
GM     0     0  0,00000E+00  0,00000E+00  0,00000E+00  0,00000E+00  0,0
0000E+00  3,00000E+00  0,00000E+00
GE     1     0   0,00000E+00  0,00000E+00  0,00000E+00  0,00000E+00  0,
00000E+00  0,00000E+00  0,00000E+00
FR     0    31     0      0  4,35000E+02  1,00000E-
01  4,38000E+02  0,00000E+00  0,00000E+00  0,00000E+00
EX     0     1    13      0  1,00000E+00  0,00000E+00  0,00000E+00  0,0
0000E+00  0,00000E+00  0,00000E+00
RP     0    31    99      0  0,00000E+00  0,00000E+00  3,00000E+00  5,0
0000E+00  0,00000E+00  1,10000E+01
GN     2     0     0      0  1,20000E+01  1,00000E-
02  0,00000E+00  0,00000E+00  0,00000E+00  0,00000E+00
EN     0     0     0      0  0,00000E+00  0,00000E+00  0,00000E+00  0,0
0000E+00  0,00000E+00  0,00000E+00


Apostolos
SV1LJJ





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