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Vector Impedance Antenna Analyzer AIM4170

Frequency range 5KHz to 300 MHz, Averaging of scans up to 256x, TDR function
post 30 Sep 2020

Antenna Analysis Links


Yagi Modeler
Unsigned Java applets are now blocked by many browsers. You can run the applet locally on your computer by downloading the jar file http://fermi.la.asu.edu/w9cf/yagipub/yagi.jar

Yagi Hackaday
Slight changes in length or the angle between two elements result in a vastly different resonant frequency or a significant change in the antenna's impedance

Yagicad is a fully integrated analysis and design package primarily intended for VHF yagi aerials

YagiStress YS is a full featured, graphical, user friendly program that performs structural analysis on horizontally polarized yagi antennas constructed from round tubing

Zplots inpendence is an Excel application
Zplots is an Excel application that allows you to plot impedance and related data obtained from a variety of sources