File: Wires.pod

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.TH wiresview 1 "" "" "W5GFE ANTENNA TOOLKIT"

.SH NAME

  Wiresview - a program to view antennas

.SH SYNOPSIS

  wiresview

.SH DESCRIPTION


This program is
written in Perl/Tk, and utilizes color to provide
visualization of antennas described by input files for NEC2, (or somnec).

The program is simple to use.  The geometry of an antenna is described
to NEC2 via a data file that contains, among other things, (usually many)
lines of the form

.th
GW tag segments x0 y0 z0 x1 y1 z1 radius
.fi

This line represents an antenna element whose endpoints have coordinates
(x0,y0,z0) and (x1, y1, z1).  

Some versions of NEC2 use an alternate data representation of the
form

.th
GWtag,segments,x0,y0,z0,x1,y1,z1,radius
.fi

.B Wiresview 
is able to read data lines of either form and provide
a graphic representation of the antenna.  
.B Wiresview 
makes no use
of the contents of the NEC2 data file, other than to read the
"GW" lines. 


.B Wiresview 
reads the same data files that NEC2 does, 
but the only data lines of interest to 
.B wiresview 
are the
lines which begin with "GW".  
.B Wiresview 
does not attempt to follow
any scaling in the data file, and instead provides its own scaling 
for the visual window.  

The NEC2 file which describes the antenna can be selected
by using the mouse.  After the file is selected, the antenna is
depicted in a window.  This window contains three canvases, providing
"XY plane", "YZ plane", and "XZ plane" views of the same antenna.
Each element of the antenna is colored differently, but any element
is colored the same in all three canvases.



A sample data file which describes a rhombic is included.  
.B wiresview 
has successfully modeled antennas with more than 1500 elements.

.B Wiresview 
is part of the W5GFE Antenna Toolkit.  It is released
under terms of the GNU Public License.



.SH AUTHOR

Bill Walker, W5GFE, bw@cs.ecok.edu

.SH SEE ALSO

jiffy-perl-tk(1), necview(1), elevation(1), azimuth(1)