CM NEC2 Input File Inverted-Franklin-AMOS antenna
CM Everything in wavelengths.
CM 08/24/2007 Jeff Liebermann
CM 10/01/2008 Setup for AMOS 5 dipoles
CM 10/24/2008 Recalculated for 1090MHz
CM 06/18/2011 Tweaked for Inverted AMOS configuration
CM 06/18/2011 Recalculated for 3 dipoles by F5ANN
CE
SY W=.004 'Wire radius #12 AWG = 2mm dia.
SY Rx=0.50/2, Rnx=4 'Reflector width / 2 , number of wires
SY Ry=2.00/2, Rny=20 'Reflector height / 2 , number of wires
SY Dl=0.229106 'Half of center dipole length
SY Dh=0.289099 'Feed distance from reflector to dipole
SY D=0.214322 'Stub Length
SY E=0.169923 'Stub width
SY B=0.437211 'Length of 2nd element
GW 1 16 Dh 0 Dl Dh 0 -Dl w 'Dipole driven element
GW 3 5 Dh 0 -Dl Dh+D 0 -Dl w 'Stub
GW 4 3 Dh+D 0 -Dl Dh+D 0 -Dl-E w 'Stub width
GW 5 5 Dh+D 0 -Dl-E Dh 0 -Dl-E w 'Stub return
GW 6 9 Dh 0 -Dl-E Dh 0 -Dl-E-B w '2nd element
GW 12 5 Dh 0 Dl Dh+D 0 Dl w 'Stub
GW 13 3 Dh+D 0 Dl Dh+D 0 Dl+E w 'Stub width
GW 14 5 Dh+D 0 Dl+E Dh 0 Dl+E w 'Stub return
GW 15 9 Dh 0 Dl+E Dh 0 Dl+E+B w '2nd element
GW 2 1 0 -Rx -Ry 0 -Rx -Ry+Ry/Rny w
GW 2 1 0 -Rx -Ry 0 -Rx+Rx/Rnx -Ry w
GM 0 Rny*2-1 0 0 0 0 0 Ry/Rny 2 'transform
GW 2 1 0 -Rx Ry 0 -Rx+Rx/Rnx Ry w
GM 0 Rnx*2-1 0 0 0 0 Rx/Rnx 0 2 'transform
GW 2 Rny*2 0 Rx Ry 0 Rx -Ry w
GS 0 0 299.8/1090.0
GE 0
GN -1
EK
EX 0 1 8 0 1. 0 'Voltage Source
FR 0 9 0 0 1050 10
RP 0 73 73 1001 -90. 90. 5. 5. 10000.
EN