deltalp.nec

zip contains tool for Antenna Modelling with examples

CM KC2MK Spider-Delta Loop ARRL Antenna Handbook 12-9
CM DE-55.58 ft  REF-57.58 ft   SPACING-6.54 ft
CM Increase REF loop (GW4,5,6) to raise resonance
CE
GW  1  20  1.00600   2.81900  10.00000   1.00600  -2.81900 10.00000   0.00200
GW  2  20  1.00600  -2.81900  10.00000   1.00600   0.00000 14.90200   0.00200
GW  3  20  1.00600   0.00000  14.90200   1.00600   2.81900 10.00000   0.00200
GW  4  20 -1.00600   2.81900  10.00000  -1.00600  -2.81900 10.00000   0.00200
GW  5  20 -1.00600  -2.81900  10.00000  -1.00600   0.00000 15.30000   0.00200
GW  6  20 -1.00600   0.00000  15.30000  -1.00600   2.81900 10.00000   0.00200
GE  0
GN  1
FR  0   1    0    0  18.06800  0.050000  0.00E+00  0.00E+00 0.00E+00  0.00E+00
EX  0   1    10   0  1.00E+00  0.00E+00  0.00E+00  0.00E+00 0.00E+00  0.00E+00
RP  0   73   61 1001 -90       0         2.5       6
EN