4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures

Thanks to that outstanding engineer-designer, jim tregellas vk5jst whose original work inspired me

Different models of time domain reflectometers, vector network analyzers or swr and return loss meters

Antenna design programs-with surface mount technology and microcircuitry

Aerial Analyser kit via the internet,this analyser is a high quality low cost diy project which covers from 1.3 - 57mhz 160 - 6 metres

Arduino vector graphic antenna analyser a project from DG7EAO

This program started as a simple fft program running under dos a long time ago

Si tratta di un analizzatore vettoriale di reti vector network analyzer basato su un generatore dds ad9851, un rf gain and phase detector ad8302 e due adc a 10 bit tlc1549

Gsolver is used extensively in the design of,thin film stacks, grating couplers,anti-reflection grating structures, wire grid polarizers,transmission gratings,reflection gratings,grism

A simple antenna analyser for the hf spectrum with a built-in signal generator with 3-digit led frequency display, results are shown on an analog vswr meter

On this page i would like to present some measurements that i made with three of the popular antenna analyzers

Misurazione della resistenza di radiazione di un'antenna ovvero per determinare se essa è risonant

It allows to quickly calculate dimensions for quads antennas, yagi antenna, inverted vees antennas as well as j-poles and traps to extend dipoles band coverage

This vswr analyser looked interesting simple and low cost

A Free general-purpose user-oriented free software program for numerical electromagnetic antenna design, antenna modeling, and/or antenna analysis specifically

Aim-4300 antenna analyzer 5 khz to 300 MHz. with us 120 v ac power supply

Gsolver is used extensively in the design of,thin film stacks, grating couplers,anti-reflection grating structures, wire grid polarizers,transmission gratings,reflection gratings,grism

The need for the construction of an antenna with circular polarization was presented

Any azimuth or elevation slice can be highlighted

The need of a useful tool for measuring antenna impedance and its resonance frequency is a must for an amateur radio wh wants get an optimum performance

View of arduino pcb and components for analyzer

There is three possible ways to display the smith chart, using none will display the values as they are calculated without any algorithm

Hf antenna analyzer 3MHz to 30MHz iulian rosu yo3dac / va3iul

Official english website distributing and supporting amateur radio programs by je3hht

MoxGen will show you the dimensions and optionally generate an antenna model file for a 50 ohm Moxon Rectangle antenna

We created nec2 specifically to provide users, either those experienced with the nec2 processes, or for those who are neophytes but want to model their own antennas

This program is designed to facilitate the design and also analysis of PI and PI-L networks as used in transmitter output circuits

Lo scopo di un'antenna è di irradiare nello spazio sotto forma di un campo elettromagnetico

Version 2.23 also adds a variable sampling rate

There is three possible ways to display the smith chart, using none will display the values as they are calculated without any algorithm

If the audio output is fed to a sound card instead of an audio amplifier, the results can be displayed on screen using one of the free audio spectrum analyser programs

GHz experiments i found that i need a spectrum analyzer you can buy one or build one a lot of work, i choose for the last option

This program is a graphics type with plots of resistance (r), reactance (jx) and impedance (z) presented simultaneously as a function of frequency

This utility program shows the impedance and reflection coefficient parameters swr, reflection coefficient magnitude rho, or return loss rl in db at both ends of a transmission line and the details

TrueRTA's audio spectrum analyzer software shows you a detailed picture of what you're hearing in real-time

It is designed around an integrated circuit dedicated to this function, the LTC1799. This circuit has many advantages

Wasp-net is a fast, general, and accurate pioneering hybrid eight-solver 3d em cad and optimization tool

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

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