Electromagnetic fields, currents, voltages, input impedances, consumed and radiated powers, gain, directivity, and several more parameters can be computed in a frequency sweep and plotted in 2d and 3d graphical representations. One disadvantage, however, is that not all types of programs are written for the mac. Autoez works in conjunction with the eznec antenna modeling program and allows you to use variables to control diverse aspects of the model. M mana is an antenna analyzing tool based on the moment method introduced in mininec mini numerical electromagnetics code version 3. Wire antenna software free antenna modeling software. Antenna modeling software for the mac i like using mac computers because of the inherent stability of the underlying unix operating system, and the immunity to most viruses. To get started with the applet, just go through the items in the setup menu in the upper right. Obtain the radiation pattern of any antenna over a frequency range. The package comes with a number of example models, and there is an extensive indexed help 2 facility with information on all aspects of the program.
View antenna display, showing the wires making up the model of the fiveelement beam, with currents and 2d slice superimposed to show orientation. The measured pattern on the finished array turned out textbook perfect. Antenna modeling software from dan maguire ac6la multinec, moxon generator, tldetails, etc. Hf dipole antenna this antenna software will help you design a simple wire dipole antennas for 1 30 mhz. Mmana antenna modeling program tutorial, part 1 a stepbystep invertedcoathanger antenna mmana modeling program design example. I also mention yagi analysis by sm2iev, because in its time it made an impact on the vhf uhf yagi developer scene. This link is listed in our web site directory since friday mar 9 2007, and till today antenna modeling files has been followed for a total of 2495 times. Antenna design freeware 1d and 2d arrays from mei software. Antenna software free download antenna top 4 download. It was originally written in fortran in the 1970s by gerald burke and andrew poggio of the lawrence livermore national laboratory. Mmanagal l is an antennaanalyzing tool based on the moment method, which was introduced in mininec version 3. With yagicad it is possible to enter a base design from scratch or use one of a number of saved well known designs. Electromagnetics code was written in the early 80s to replace the amp antenna modeling program. Jpole antenna is pretty easy to build and usually designed by amateur radio operators through this software, you can easily find out four important parameters to build this antenna namely, radiator length, driven stud length, gap space, and feedpoint.
You can then run multiple eznec test cases while autoez automatically changes one or more variables between runs. The basic source code of the computation engine is published as a pds in mininec. Obtain the vector frequency response of arbitrary 3d antenna structures. Best software for ham antenna simulation, time owned. G4fgqs software a collection of free engineeringmodeling programs written by reg edwards g4fgq. The following brief notes will provide links to known antenna modeling software providers. Software beta testing was provided by a group of fellow amateurs. This antenna software module also helps you validate existing antenna designs and study a plethora of antenna design issues, including.
The main category is basic antenna theory that is about antenna theory, basics,design antenna. The most interesting part of the software is, it can help you to improve your design by projecting the antenna radiation pattern and estimating the radiation resistance. Parabola calculator for parabolic satellite dish antenna design. Antenna modeling software and other utility programs by dan maguire, ac6la autoez automated use of eznec. When running frequency sweeps, linear or logarithmic style swr, gain, fbratio and impedance linecharts are produced. Especially designed for antenna modelers, 4nec2 is a simple tool for designing, optimizing and verifying 2d or 3d geometry structures. Mininec pro is an antenna analysis program for windows and macintosh computers. This java applet is a simulation that demonstrates waves generated by antennas and antenna arrays in two dimensions. Sergey makarovs text utilizes the widely used matlab software, which offers a e flexible and affordable alternative to other antenna and electromagnetic modeling tools currently available. The code was made publicly available for general use and has subsequently been distributed for many computer platforms from mainframes to pcs. Antenna software for quick find use your browser find command or do a ctrl f, type in the sought after item. Antenna technology is constantly advancing to meet the growing demands of industry.
If you are looking for something online and in addition to the above i highly recommend you check out this link. Nec4 the latest version of nec is nec4, which overcomes most of the. With this book, youll set up basic modeling software, evaluate and adjust predesigned models, and create. The numerical electromagnetics code, or nec, is a popular antenna modeling system for wire and surface antennas. The simulation domain can be open, closed, or periodic.
All personal antenna modeling software is windows based, so if you have a mac you need to boot to windows or use a virtual machine with windows as i do. Likewise, remcom has been keeping pace in order to provide engineers with antenna analysis software that matches their processes and helps them meet their device design requirements. I occasionally have need for an antenna modeling program. Jpole is a free and portable antenna design software for windows. The program was originally written in fortran to run on the mainframe computers of the day. Vsimem uses secondorder accuracy algorithms for simulating curved geometric structures. You can then run multiple eznec test cases while autoez automatically changes one or more. This is a fantastic series written by mark a uphill mw0mau that. Id like to thank sigi, dg9bfc for clearing this up for me. Antenna modeling for beginners is an introductory guide to using modeling software for designing and evaluating antennas. Available antenna design software eznec and 4nec2 are based upon the numerical electromagnetics code, or nec, which is a popular antenna modelling system for wire and surface antennas originally written in fortran in. M mana is a powerful antenna modeling program that is fascinating to experiment with.
Software modelling your vertical antenna ground radials with mmana ive been scratching my head for years how to model an appropriate ground with my ground mounted vertical antenna radials. With the proliferation of personal computers and affordable even free software, antenna modeling has become a. The best yagi uda antenna modelling software today i want to share with you a great yagi uda antenna modeling software for amateur radio operator and enthusiast. Advanced antenna modeling is in every respect the guide to using modeling software for designing, optimizing and evaluating antennas. Kb0ykis radio zone online jpole designer, online yagi designer, the copper cactus double jpole pcaad 2. Ac6la antenna modeling software and other utility programs. As the program was too large to run on the typical pc, a smaller version of the analysis software was written and compiled using a basic compiler. This design can then be optimised or scaled to suit particular requirements. Long yagis are commonly used from the 144mhz amateur band to the 2.
What do hobbyists use if they have a desireneed to simulate a pcb antenna. It can model a wide range of antenna types, calculate radiation patterns, power gains, fronttoback ratios, feed impedances, bandwidths, the effects of loading inductors. Intel cpu is required on xp and vista systems but not on windows 7 and later. Vsim for electromagnetics vsimem is a flexible, multiplatform, highperformance, parallel software tool for electromagnetic simulations. Yagicad is a fully integrated analysis and design package primarily intended for vhf yagi aerials. Analysis of thinwire structures in the presence of finite ground. After providing the basic background in electromagnetic theory necessary to utilize the software, the author describes the benefits and many practical uses.
At first, antenna modeling software is difficult to understand, primarily because of the cartesian coordinate method used. Antenna modeling used to be the domain of scientists and engineers with very expensive antenna ranges covering acres and acres of land strewn with expensive equipment. Ads software is good for cases when you want to simulate and characterize your antenna design in companion whit other microwave components for example an antenna which is. Mininec pro antenna analysis software black cat systems. Starting eznec modeling 3 ctu, dayton, 2011 the eznec 1 software, created and marketed by roy lewallen, w7el, can be obtained from. About antenna modeling files the resource is currently listed in in 2 categories.
Remcoms antenna modeling software tools ensure proper design and placement of antennas in almost any application. We had an old dos version of mininec3 at hipas observatory that i used to design a 16 x17 element yagi array for an ionospheric radar. See more ideas about ham radio antenna and ham radio. With the proliferation of personal computers and affordable even free software, antenna modeling has become a popular amateur activity. This is a fantastic book written by ward silver n0ax link.
The physical design of the antenna is entered such as the lengths of wires and elements. This freeware program was written to help you design solar collector or wifi projects using parabolic reflectors. Much of my antenna research work is based on systematic antenna modeling in a version of the numerical electromagnetics code nec. Antenna modeling software for the mac henry ott consultants. Ansof is a comprehensive software tool for the modeling and simulation of antenna systems visualization tools anxy chart. Antenna software free download antenna top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. To download and try the software click upmost two links below on the right setup. As you can tell from many of my posts, i try to experiment a bit with antennas. The dl6wu yagi is highly regarded as being easy to build with repeatable results, broad bandwidth and a useful pattern. It is used to design jpole antennas for the desired frequency.
Eznec is a powerful but very easytouse program for modeling and analyzing nearly any kind of antenna in its actual operating environment. Basis for antenna modeling using computer software originally written in fortran in the 1970s by gerald burke and andrew poggio of the lawrence livermore national laboratory the code is based on the method of moments solution of the electric field integral equation efie. This program calculates the focal length and x, y coordinates for a parabola of any diameter and depth. There is one program that i know of for mac but i found that it didnt handle some problems correctly so i dont use it. Yagi calculator is a windows program that also runs well on linux, ubuntu 8. It provides a detailed introduction to eznec, the most popular antenna modeling program used by radio amateurs today. My very first exposure to computing of any sort was modeling antenna patterns. You can choose a handheld reader or a fixed reader with shelf antennas under the jewelry.
The modeling of the structure can be performed by means of the ansof specific 3d cad interface. Antenna magus classroom is a special version limited to a few useful and practical antennas that was created for teaching about antennas in a classroom environment. Read 36947 times 0 members and 1 guest are viewing this topic. Computational electromagnetics cem, computational electrodynamics or electromagnetic modeling is the process of modeling the interaction of electromagnetic fields with physical objects and the environment it typically involves using computationally efficient approximations to maxwells equations and is used to calculate antenna performance, electromagnetic compatibility, radar cross. The program use the mininec3 engine modified by alexandre schewelew, dl1pbd, and are. Antenna placement analysis and simulation software remcom.
It seemed to me that antenna modeling software offered the opportunity to do some predictions before i strung up the wire and built the antennas. Our simulation tools can work alone or together for a complete analysis of how an antenna will perform. Software modelling your vertical antenna ground radials. Yagi antenna design this site offers a free interactive. The main purpose of this modeling and simulation of antennas course is to gain a true understanding of the principles of antenna theory and the major antenna modeling methodologies. Autoez can take full advantage of all the features in eznec v. Recently i became somewhat curious about antenna modeling.
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