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New releases by Nittany Scientific, Inc
* NEC-Win Plus+
* Basic Antenna Modeling: A Hands on Tutorial
www.nittany-scientific.com
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NEC-Win Plus
An antenna computer-modeling program that is designed for a wide
range of users. With a few simple point and clicks, users will
immediately create complex structures for analysis.
The program includes the following features:
* Full 32 bit program
* Windows version of NEC2 - enhanced to handle 9,999 segments
* Easy Geometry entry (spreadsheet like interface)
* Full support of Variables and Equations
* Transmission Lines/ Networks
* Geometry checking
- junctions
- segments intersect at midpoint
- segments cross at midpoint
- segment within volume of another segment
- segments parallel and overlapping
- segments parallel and separated by less than sum of their radii
* Necvu v4.0 Antenna viewer
* View currents on wire (magnitude, phase, real and imaginary parts)
* VRML export (in Necvu) to view the antenna in full 3D as tubes
* 3D surface plot of total gain
* Theta/Phi or Elevation/Azimuth coordinate system
* Built in presets for Wire Diameter and Conductivity
* Choice of None, Real, Perfect, or Sommerfeld ground planes
w/presets
* Translate, Rotate, or Scale each wire
* Rectangular plots for VSWR and Input Impedance
* Polar plots - total, horizonatal, and vertical gain
* Tabular Data (including full NEC2 output data)
* Auto-segment feature (straight line approximation)
* Stepped diameter correction
* Import Autocad (dxf) files
* Export VOACAP Type 14 Antenna Coverage files
* NEC2 core spools status information to the window
* Necvu 3D - view antenna as 3D tubes with backgrounds -
export Povray files
* NEC-Win Synth Light (easily build radials, ground planes,
monopoles, dipoles, and dipole arrays)
* Average gain test to help determine model validity
* Ability to enter wire diameter in AWG values
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Basic Antenna Modeling: A Hands on Tutorial
Basic Antenna Modeling introduces the reader to the art and craft of
good antenna modeling using NEC-2. The text is designed for use with
NECWin Plus, a user-friendly Windows 95 implementation of
NEC-2. However, the principles of antenna modeling are perfectly
general and apply to all versions of NEC-2. The tutorial contains 21
chapters, an appendix containing extensive information that is useful
to modelers, and an index. The text is designed for both individual
self-study or for classroom use.
Table of Contents
Introduction
Part A - Basic Modeling and Model Testing
NEC-2 and NECWin Plus
Modeling Preparations
Basic Antenna Models
NEC Output Data
Careful Model Construction
Convergence Testing
Frequency Specification
Part B - Common Modeling Techniques, Limitations, and Work-Arounds
Source Types and Placement
Tapered-Diameter Elements
Geometry Limitations
Grounds and Applications
Resistive Loads
Reactive Loads
Transmission Lines
Part C - Practical Antenna Modeling
Monopoles and Ground Planes
Vertically Polarized Antennas and Arrays
Bi-directional Wire Arrays
Yagis
Horizontal Parasitic and Phased Arrays
VHF/UHF Antennas
Special Structures
Appendix
Some Useful Data for Antenna Modelers
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NEC-Win Plus $150.00
Basic Antenna Modeling: A Hands on Tutorial $50.00
(35.00 with purchase of any Nittany Scientific software)
Academic site licenses and quantity discounts are available.
For more information, please contact Nittany Scientific at
(801) 446-1406, sales_at_nittany-scientific.com, or
http://www.nittany-scientific.com/
Received on Mon Feb 14 2000 - 05:14:39 EST
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