6skydoor.nec

zip contains tool for Antenna Modelling with examples

CM 6m skydoor /Loop From JA1HWO
CE
sy dZ=1.47
GW 1 3 0 -0.42 -1 0 -0.03 -1 0.01
GW 2 6 0 -0.42 dz 0 0.42 dz 0.01
GW 3 18 0 -0.42 -1 0 -0.42 dz 2e-3
GW 4 18 0 0.42 -1 0 0.42 dz 2e-3
GW 5 1 0 -0.03 -1 0 0.03 -1 0.01
GW 6 3 0 0.03 -1 0 0.42 -1 0.01
GW 7 1 0 -0.03 -1 0 -0.03 -1.05 0.005
GW 8 1 0 0.03 -1 0 0.03 -1.05 0.005
GW 9 1 0 -0.03 -1.05 0 0.03 -1.05 0.005
GE 0
EK
sy C=33.7pF
LD 0 9 1 1 0 0 C
LD 5 0 0 0 25000000 0
EX 0 5 1 0 1 0
GN -1
FR 0 1 0 0 50.5 0
EN