Besides regular improvements, new improvements create the possibility of further improvements of capabilities and services available with the program. Common information history, ideas read more, eznec. In part 2 of hexbeam modelling well take a look at how eznec predictions compare to. A large portion of the parts required to manufacture the g3txq hexbeam by mw0jze are machined in house. The following files and links point to necaoyo models of various ham antennas that i have simulated andor tested over the past 30 years as an antenna designer. En when specifying the name of an elnec file to open. Hexbeam modelling part 2 in hexbeam modelling part1 we discussed the principles behind building a reliable hexbeam simulation model. Qradiopredict qradiopredict is an experimental software for vhfuhf propagation prediction and radio coverage anal. I only have a crippled version of the eznec program so the.
The most popular versions among the software users are 5. If you have any special requirements please ask as i maybe able to help make alterations to suit your needs. Applying a feed to any antenna in nec or any electromagnetic simulation software is about a simple a task as can be conceived by placing a source of near infinitesimal size inline with a dipole element. You are most welcome to download our free construction guide and build your own spider beam from scratch. Please feel free to email me if you have any questions. Easy importation of wire coordinates gw lines from necformat files. Free download and information on eznec arrl eznec arrl is a special version of eznec v.
A hexbeam, or hexagonalbeam, is a type of a directional antenna for shortwave, most often. We spend countless hours researching various file formats and software that can open, convert, create or otherwise work with those files. The spiderbeam was developed as a dxpeditioners dream antenna. The spiderbeam was developed as a dxpeditioners dream. Allen baker, kg4jjh hexbeam antenna page 1 of 5 hexbeam antenna here are numerous articles1, 2, 3 on the design and construction of this popular 5band broadband antenna and i decided to build one that utilizes all of the best features. A broadband hexbeam steve hunt, g3txq introduction ilike the hexbeam. I failed to mention the homepage where i found these antenna plots. Use real parts with finite qs and transmission lines with familiar numbers such as rg2. I have already built the 40m monobander, duobander 4030m, tribander 403020m and 4bander 40302017m and can confirm the calculated data. Please fill out the following form and select one of our informational documents. Next, click on the wires tab to enter a set of wires as shown on the following page. Anyone who wants an hf antenna that can be multibanded, exhibits useful gain.
Business software downloads eznec arrl by w7el and many more programs are available for instant and free download. Single band dimensions can be found in the ecxel file. G3txqs eznec model is based on a wider element spacing than the version published in qst by k4kio. The hexbeam can come in mono band or multi band versions with little or no loss of performance in any configuration. Eznec antenna description files now available via ftp. Java based batch scheduling, processing and monitoring framework. The nec files may be used with any of the nec2 or nec4 programs such as 4nec2, gnec or cocoanec, however some of them with tapered elements may only be simulated accurately by nec4. All info below is based on the mw0jze build of the g4txq broadband hexbeam heavy duty verson. Spiderhexbutterfly beam comparison n6pet my ham radio. Using eznec to design a compact 23 cm band yagi array rick campbell march 2015 on the home eznec screen, enter the frequency. In part 2 of hexbeam modelling well take a look at how eznec predictions compare to real world measurements. And, once they are translated, you can modify the card format, and, turn them into variable based models for optimization. Numerical display of voltages, currents, and power for all components.
Eznec files, tools for modelling and pdffiles with detailed descriptions for self made hams read more. May 22, 2018 my favorite feature of the site is the availability of an eznec simulation file for the g3txq of the five band broadband hex beam. Our antivirus analysis shows that this download is virus free. Portrayed below is a complete and selfcontained nec model of one popular form of the endfed halfwave dipole antenna. Conversion between the file types listed below is also possible with the help of eznec. Hence, all of the files in the arrl antenna book, generated by the arrl supported eznec, are available for read, and, modification into 4nec2.
Interactive suite scrapbook and tool palette, multi touch interactive suite, ebeam marker, ebeam note, ebeam keyboard, ebeam meeting. Step by step video assembly guide of the g3txq hexbeam. Can anyone describe a good method of tuning a 4 or 5 element. The whole antenna is fed with one 50ohm feedline and will require some sort of 1. The hexagonal beam is relatively light and quite well suited for an inexpensive push up mast or a roof mounted tripod arrangement. Lewallen and many more programs are available for instant and free download. Roof towers or push up masts can be obtained from a variety of sources online. Feb 07, 2011 i am looking forward to figuring out how to make a mounting plate and attach fiberglass spreaders to support the hexbeam. This version of the broadband hexbeam is based on the work of hunt g3txq, zurcher hb9mcz, and shoemaker k4kio. Each band acts as a monoband 2 element yagi with no coils or traps, so no loss. As best as i can tell, its probably better to just download the most recent free eznec, unless models. You will get a directory structure similar to the antenna list below. On this page, you can find the list of file extensions associated with the eznec application.
It can be carried and installed easily by a single person. Click on the image to the left to see a screen shot from eznec 3. Guidelines for the steel push up mast can be found here. The best way to get acquainted with eznec is to download the free demo program.
There were 2 separate pdf files which contained that information. As seguintes versoes sao as mais frequentemente baixadas pelos usuarios do programa. Elnec software is in the form of installer, which copies control software for elnec programmers to your hard disk, creates shortcuts in the start menu and associates project files with elnec software, if desired. I also hope this gives some homebrewers some ideas and give it a go themselves. This reflects substantial structure changes to the program. But it is only a small fraction of all the files i have produced. My favorite feature of the site is the availability of an eznec simulation file for the g3txq of the five band broadband hex beam. Yagio is similar to lpcad, it uses keyboard commands instead of a mouse menu.
The whole antenna weight is only 6kg 12lbs, making it ideally suited for portable use. Older versions of eznec can also read and use files written by eznec v. What links here related changes upload file special pages permanent link page. On the hexbeam, he calculated apparently from physical dimensions and got it really close to what others have.
Workspace allows you to interact with your projected screen giving you freedom to move icons, open files, or draw on powerpoints projected unto a screen. The setup program must run with administrative rights, however elnec software runs fine without administrative rights once it is. Of course the acid test of a simulation model is whether or not the results it predicts turn out to be true in practice. Ability to analyze complex circuits and not be limited to a ladder. Intel cpu is required on xp and vista systems but not on windows 7 and later. Eznec files, tools for modelling and pdf files with detailed descriptions for self made hams read more. This page contains links to files submitted by manufacturers, along with a number of other antennamodeling files from. Page 2 of 2 hexbeam dimensions as inputs and which produces an output file that can be read directly into eznec. You also should check out other sources like newsgroups etc. With it, youll quickly learn what eznec can and cant do for you. Installing the beam the hexagonal beam is relatively light and quite well suited for an inexpensive push up mast or a roof mounted tripod arrangement. This page contains links to files submitted by manufacturers, along with a number of other antennamodeling files from various sources. World dangerous idiots bulldozer heavy equipment operator skill fastest underwater dozers driving duration.
The ta53 is superior to the hexbeam when modeled by the same person. Antenna modeling files american radio relay league. Eznec was developed to work on windows xp, windows vista, windows 7, windows 8 or windows 10 and is compatible with 32bit. Where i live the winds never exceed 40 mph and no freezing weather so the hexbeam is not threatened. Can anyone describe a good method of tuning a 4 or 5. Can anyone describe a good method of tuning a 4 or 5 element hex beam.
Thanks for contributing an answer to amateur radio stack exchange. Yagio runs under windows 2000, xp, vista, win 7 and likely win 8. Jun 01, 2018 after one year of installation, a short update. Antenna modeling files introduction in january, 1998, the arrl board of directors changed the arrl advertisementacceptance policy to permit the advertising of antenna gain figures for antennas whose performance can be accurately modeled using either nec4 or yagi optimizer modeling programs. It is a full size lightweight tribander yagi made of fiberglass and wire. Eznec is capable of opening the file types listed below. There are currently 1 filename extensions associated with the eznec application in our database. A sales representatives will be in touch with a link to download.
Its a complete eznec program except limited in the complexity of antenna it can analyze. Antennas worked fine on the first attempt with the dimensions taken from eznec models. Describes how to model a hexbeam and what accuracy to expect. Fortunately, leo k4kio has done all the hard work for us and provided a spreadsheet which takes hexbeam dimensions as inputs and which produces an output file that can be read directly into eznec. That limit can be exceeded for the model files provided with the book. Many generator types such as constant voltage, constant current, zo impedance, automatching etc. If you are more than interested i may help you with some special.