Yagio runs under windows 2000, xp, vista, win 7 and likely win 8. If this is not the best way, feel free to suggest another methods for connecting the elements and metallic boom. See k1fo yagi designs later in this chapter for details. Yagi design software software free download yagi design. All directive systems antennas are built with the finest materials available. 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. Table 11 table 12 specifications for the 144mhz family free.
Check out the price of the popular lfa yagis from england. Since the invention of the yagiuda antenna it has been a long way to make it the actual low noise, high gain antenna that works so well in weak signal communications. Viezbicke, yagi antenna design, nbs technical note 688, u. Arrls vhfuhf antenna classics includes antenna project articles gathered from the 1983 to 2003 issues of qst.
Designs include ground planes, jpoles, mobile antennas, yagis and more. For good efficacy and directivity for reception on radio spectrum, we need a good yagi uda antenna. Enter antenna search criteria above and click glass. Though it is not as accurate with antenna temperature and gt as the tant program. Authors include wellknown antenna designers such as l. Jul 19, 2009 hey guys i want to build my own 22mhz yagi antenna. Yagio allows you to create dl6wu long yagi antennas on any frequency, typically on vhf and uhf ham frequencies.
This antenna was invented in the early 20 th century by two japanese engineers named uda and yagi. Yagi antenna designanalysis program yagi design program online using java yagistress the ultimate mechanical design software for antenna designers. For 432 its either a pair of k1fo s 22 element yagis or a. Free online engineering calculator to find the dimensions of a yagi uda antenna for a given frequency range and length. Nov 01, 2006 thanks for your comments re the k1fo antenna design.
Home plan and landscape design software for windows thats free and easy to use. Mounted on my tower at 45ft and am feeding it with 12 heliax. This design can then be optimised or scaled to suit particular requirements. Download yagi designer software for windows for free. Online calculator yagi uda antenna based on nbs tn 688. Long yagis are commonly used from the 144mhz amateur band to the 2. Apr, 2020 yagi calculator is a windows program that also runs well on linux, ubuntu 8. After more than a decade, i will just let it go and gtf on with life. Every year since 1968, during the last weekend in july, the central states vhf society hosts an annual technical conference. Yagiuda antenna design procedure boom reflector directors driven element s ij i j n d d 1 2 3 l i figure 1 yagiuda antenna layout notes. Vhfuhf long boom, very high performance antenna designs. About yagimax 311 the resource is currently listed in in 2 categories.
This led to a more affordable 1500 w eme amplifier that led to still another 70 cm model, one that used two 3cx800a7 tubes. Using this software, you can design and build your own yagi antenna. Its very suitable to vhf antenna modelling and even if it is very old it is still very popular. To design the antenna, you need to go to task design yagi menu.
Supports 32 bit, x86 and 64 bit x64 architecture for windows operating systems. Yu7xl low noise vhfuhf hybrid quad yagi antennas by bukvik boban slobodan 7l1tig kazuo, 7l1tigs ham radio web in japanese, many details on 430 mhz k1fo and gtv yagi designs. Removed angry rant about instructables taking my graphic without crediting as the source. Here is a serious synopsis of the dl6wu yagi designs. Computer design of very high gain yagi antennas sm 5 bsz, leif asbrink. Steve powlishen, k1fo click here to report a problem with this file. Shipping rates have been rising on fedex, ups and usps, something that is out of our control. Embedded video of actual construction of the wifi yagi antenna. I hope to purchase a new icom 7000 by mid next year.
The k1fo antennas can be purchased through directive systems. My antennas are modeled with k6sti software, ao, yo, or nec wires. While his design k1fo focused on using the delron button insulators and clips, in my ignorance i just used what ever correction factors i could lay my hands on to change it to 14 elements and no insulators and then in the ultimate insult through a folded dipole at it original design was for a t match. Education software downloads yagi designer by goforth laboratories and many more programs are available for instant and free download. There are two days of technical presentations, antenna range gain measurements, noise figure measurements, a flea market, and often times a vendor area. The main category is antenna analysis software that is about software,antenna analysis. The rear lobe of the scaled yagi is not as small as the designed at frequency one, but it isnt really bad either. Here is a program that might help you to convert from an existing source yagi design to a new destination type of construction. It has since been converted into a dll with lightning fast speed compiled in the c language. Tant manual dxmaps how to use 4nec2 with tant wb0dgf yagi specific design software and file io comparison. Yagio is similar to lpcad, it uses keyboard commands instead of a mouse menu. Other useful information would include your experience with similar products, infomation on a product that you would purchase instead of this one, and so on. Department of commercenational bureau of standards, december 1976. Cebik, w4rnl, dick stroud, w9sr and steve powlishen, k1fo.
The most frequent installer filename for the software is. What good is a great performing antenna if high winds or ice accumulation is going to break the elements after you put it on the tower. These parasitic elements are called the reflectorand the directors. All amateur radiorelated projects, tips, tricks, and tools. Describe your experience with the k1fo fo12 144mhz and tell us why you give it the rating you did required. Vhfuhf long boom, very high performance antenna designs links updated 27 sep 2016. It is frequently referred to as a beam because a rotor is used to direct the antenna toward the needed signaling area. The main category is antenna analysis software that is about software,antenna analysis software, for ham radio operators and hams. Comparing with the k1fo 12 element 432 mhz design, i have about. It was written by a physicist that has always enjoyed dabbling in radio. I also mention yagi analysis by sm2iev, because in its time it made an impact on the vhf uhf yagi developer scene. What we do have is a rule of thumb which gives a start pointing when designing a yagi antenna. Yagistress ys is a full featured, graphical, user friendly program that performs structural analysis on horizontally polarized yagi antennas constructed from round tubular sections. The yagi antennas overall basic design consists of a resonant fed dipole the fed dipole is the driven element and in the picture above and the second from the left side, with one or more parasitic elements.
Milestones in developing the yagiuda design below i have listed a number of what i think are outstanding milestones in yagi antenna development. Intel cpu is required on xp and vista systems but not on windows 7 and later. The yagi designer program was first developed in 1992 on a decvax 3100 and written in fortran, and the output was graphed in mathematica 2. Thanks for your comments re the k1fo antenna design. He cound make use of computer software developed at ohio state university. From this data and these nec files, you can compare the performance between the various models without manufacturer hype. The latest version of yagi designer can be downloaded for pcs running windows xpvista7810, 32bit. Yagi calculator is a free antenna design and analysis software for windows. For quite some time modelling of antennas in the computer has been a standard procedure, available to a large number of radio amateurs.
The reflector is on the far left in the picture above and the. Milestones in developing the yagi uda design below i have listed a number of what i think are outstanding milestones in yagi antenna development. Civil engineering pavement design calculation software civil engineering pavement design calculation software covers calculations for traffic, road geometry, surveying, earthwork, asphalt pavement, concrete pavement, concrete floors on grade and unit conversions. With yagicad it is possible to enter a base design from scratch or use one of a number of saved well known designs. The minimum requirements to run yw and its companion windows programs tlw. Table 11 table 12 specifications for the 144mhz family. K1fo has construction software much like dl6wu however an oddball feed impedance is used which. Cross yagi antenna design amateur radio stack exchange. The dl6wu yagi is highly regarded as being easy to build with repeatable results, broad bandwidth and a useful pattern. Mechanical design of yagiuda antennas software dont let this happen to you.
Again, the driven element will have to table dimensions for the 12element 2. The element lengths should be shortened by 17 mm for best operation between 146 and 148 mhz. Wanted to upgrade my uhf antenna, picked up a k1fo 432 antenna that is over 25 years old. K1fo 12el yagi art antenna radio broadcast engineering scribd. I dont believe there is any known simple mathematical formula that can be used to design a yagi antenna. Yagi antenna design analysis program yagi design program online using java yagistress the ultimate mechanical design software for antenna designers. Yagicad is a fully integrated analysis and design package primarily intended for vhf yagi aerials.
For good efficacy and directivity for reception on radio spectrum, we need a good yagiuda antenna. 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. Glad to hear that it works very well for you on 2m ssb. What will be the effect if i add the insulation between elements and metallic boom of the cross yagi antenna where elements from outside of the boom, instead of through boom and in this case boom correction is required. Nowadays, in the 64bit era, with the advent of windows 7 and higher, running a old. We take great pride in building a quality product that will give years of good service and performance.
The basic yagi antenna design consists of a dipole and elements. This java appletapplication implements a simple yagi modeling code. This software can not only be used to design but also to find out antenna gain, stacking distance, and standing wave ratio swr. Yagi antenna design basics learn more about a yagi beam. Before going into the design of an antenna we must know about the performance parameters or characteristics of antenna for communication applications. Yw, which is a k1fodesigned 40element 70cm antenna. About yagi designer the resource is currently listed in in a single category. If you have an older version of a directive systems antenna that needs repair, please see the following link in our tech notes section for updating older antennas. Zplots uses excels charting capabilities to plot impedance data obtained from a variety of sources, including the w5big aim4170 antenna analyzer, the n2pk vector network analyzer, and several different antenna modeling programs. The undefined acronym abbreviationslang yw means yagi for windows. This free software was originally designed by goforth laboratories.
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