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Antennas_CD-ROM_Walnut_Creek_September_1996.iso
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variabls.txt
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1996-06-30
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SYMBOL DICTIONARY
This list of symbols is specifically for the ASAP version of ThinWire.
All original version symbols are used exactly, but more symbols have
been added, mostly as needed for the reflection coefficient calculation
found in the ASAP version.
A characters of the input data cards
ABAP backscattering phi plane angle for plotting
ABBT backscattering theta plane angle for plotting
ABIP bistatic scattering phi plane angle for
plotting
ABIT bistatic scattering theta plane angle for
plotting
ACSP absorption cross section for phi polarization
ACST absorption cross section for theta
polarization
APFP far-zone phi plane angle for plotting
APFT far-zone theta plane angle for plotting
AM radius of the thin wire of the structure
BM outer radius of the dielectric shell of the
insulation of the wire
C elements of the open-circuit impedance matrix
CG branch currents for the structure
CGD cosh yd for a given segment
CJ loop currents for the structure
CMM conductivity of the wire
D length of a given segment
ECSP extinction cross section for phi polarization
ECST extinction cross section for theta
polarization
EFF radiation efficiency
EP loop currents induced by a phi polarized wave
EPP phi-polarized far-zone feild of the dipole
mode
EPPS scattered electric field in the phi direction
due to a phi polarized wave
EPTS scattered electric field in the theta
direction due to a phi polarized wave
EP2 complex permittivity of insulation
EP3 complex permittivity of ambient medium
EP4 complex permittivity of ground
ERR EP4/EP3
ER2 relative dielectric constant of insulation
ER3 relative dielectric constant of the ambient
medium
ER4 relative dielectric constant of the ground
ET loop current induced by a theta polarized
wave
ETA intrinic impedance of ambient medium
ETPS scattered electric field in the phi direction
due to a theta polarized wave
ETT theta polarized far-zone field of the dipole
mode
ETTS scattered electric field on the theta
direction due to theta polarized wave
EX near-zone electric field in x direction
EY near-zone electric field in y direction
EZ near-zone electric field in z direction
EO 8.859E-12
FHZ frequency in hertz
FMC frequency in megahertz
GAM intrinic propagation constant of the ambient
medium
GG time-average power input
GPP power gain associated with the phi polarized
component
GTT power gain associated with the theta
polarized component
HGT height of the structure above ground plane
IA first node of a given segment
IB second node of a given segment
IBISC indicator for bistatic scatter calculations
ICARD indicator for the data cards
ICJ dimension corresponding to the number of
simultaneous linear equations
IFLAG indicator for program termination
IGAIN indicator for antenna gain calculations
IGRD indicator for presence of the ground plane
INC indicator for the type of far-zone
calculations
INEAR indicator for near-zone calculations
INM dimension corresponding to the number of
monpoles
INC number of integration steps
ISC indicator for the insultion
ISCAT indicator for backscatter calculations
IWR indicator for current distribution output
Il endpoint node of a given dipole
I12 indicator for auxiliary matrix
I2 terminal node number of a given dipole
13 endpoint node number of a given dipole
JA first segment number of a given dipoile
JB second segment number of a given dipole
KFLAG print indicator
KGEN list of generator/feed locations
LOAD indicator for structure load
LZD list of impedance/load locations
MAX maximum of the number of segments connected
to any one given node
MD list of dipoles sharing a given segment
MIN minimum of the number of segments that
connected to any one given node
MSG indicator for error printout
N number of simultaneous linear equations
ND total number of dipoles sharing a given
segment
NGEN indicator for antenna calculations
NM number of segments
NPL indicator for polar plot
OMEGA angular frequency
PH phi angle for far-zone calculations
SCSP scattering cross section for phi polarization
SCST scattering cross section for theta
polarization
SGD sinh yd of a given segment
SIG2 conductivity of insulation
SIG3 conductivity of the ambient medium
SIG4 conductivity of ground
SPPM echo area phi incident-phi scattered wave
SPTM echo area phi incident-theta scattered wave
STPM echo area theta incident-phi scattered wave
STTM echo area theta incident-theta scattered wave
TD2 loss tangent or the Insulation
TD3 loss tangent of ambient medium
TH theta angle for far-zone calculations
TP 2*PI (6.28318)
UO 1.2566E-6
VG antenna complex driving voltages
VOLT list of VG's
X x-coordinate of each node
XNP list of XP's
XP x-coordinate for near-zone calculations
Y y-coordinate of each node
YNP list ofYP's
YP y-coordinate for near-zone calculations
Y11 complex power input
Z z-coordinate of each node
ZLD complex load at a given node
ZLLD list of ZLD's
ZNP list of ZP's
ZP z-coordinate for near-zone calculations
ZS surface impedance of the wire
Zll antenna input impedance