80 meter yagi design for windows

In fact, the 67 wire pattern on 40 would resemble the 5 pattern on 80, and the 67 10meter pattern would look very much like the 5 20meter pattern. Progressive engineering techniques with advanced computer optimization and painstaking testing are the methods by which m2 antennas are designed and produced. A half wave dipole on an 80m is about feet or 40 meters long. I have been struggling with trying to design a wideband 3 element 80 75 meter yagi. The main category is antenna arrays that is about antenna arrays. Lossfree shortened elements by software designed and absolutely unique high q coils. This software can not only be used to design but also to find out antenna gain, stacking distance, and standing wave ratio swr to design the antenna, you need to go to task design yagi menu. For example, rather than asking simple wire dipole help, try asking why is the length of a dipole 468frequency. 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.

What this article does do is provide a truly optimized 4 element yagi design for the 11 meter freeband dx operator. Homemade carolina windom antenna m0ukd amateur radio. The latest version of yagi designer can be downloaded for pcs running windows xpvista7810, 32. Owa yagi design 9l then 7l7l7l m2 30 element stacked array 19 meter boom at 85 meters mounted 180 degrees out from the top 4l 40 using large k7nv prop pitch, then 66 meters with a m2 7 ele yagi tic ring rotor, then 25 meters with a m2 7 ele yagi tic ring rotor and a m2 7 ele yagi at 15 meters tic ring rotor all mounted on the 40. The stub is around 100 feet in length 75 to 120 ft is recommended, using 450 ohm ladder line.

The latest version of yagi designer can be downloaded for pcs running windows xpvista7810, 32bit. A full size quarterwave highperformance antenna that provides all the important design details. Heres a couple of yagimax screenshot taken from my computer running linux, ubuntu gutsy. A pair of 6 element, nr4m design, yagi s, nonswitchable and fixed to sa. Product zenith vant outdoor antenna yagi p43 vn1anry65. I have constructed several hf antennas by now, and i am starting to develop some practical knowledge about the topic. Use a screwdriver and pliers to release one wire from beneath one of the rivets on the 58inch element. For your information, dosbox is also available for windows operating system too. Much to my surprise i have been making slow and steady progress on my 3element vertical yagi for 80 meters. The 2 element 80 meter yagi was assembled, painted and marked in oregon. It is not a cheap antenna, but if you look for a good compromize on 80m it is. I keep on and on about my little balcony and the antenna restrictions it imposes on my hf antennas. The minimum requirements to run yw and its companion windows programs tlw.

A sixband, hf windom antenna april, 1997 this windom antenna was marketed in the late 70s and early 80s as smithes windom. Optibeam hf directional antennas ob380ssbp free shipping. It means that a single vertical for the 80 meters band asks for,520 square feet, while 160 meters will demand nothing less than 1. This is the portable electric winch bracket that clamps to the tower base. Photographs of 7j4aals fullsize, 5element, 80meter, rotary beam antenna near hiroshima, japan. They can be made using various materials and in varous sizes. Get a strong, clear signal with less noise from 2 meters through 40 meters with your choice of single and.

As with all beam antennas, performance characteristics of a yagi antenna are fronttoback ratio fb, a. Lets see some antenna calculator and antenna design software that will help you design. Plus i have to be sure to keep room for the long 10m yagi to rotate on its ring rotor. After watching the video, please read the field test stories below the video as this design flies in the face of a theoretical 80 meter nvis antenna design. Several other notes exist with information leading up to this design.

Mar 04, 2018 it is also devoid of information on the physical design of yagis. An optional inductor loaded switching provides full bandwidth across the 80m. Our builtin antivirus checked this download and rated it as 100% safe. Jun 12, 2011 verticals antennas do require a lot of room for properly working due to the large amount of radials measuring at least a quarter wave. Only first class leading strong antennas that will withstand any wind or weather conditions. So i started playing with using inverted v elements instead of loops using k6stis ao program. K8az 20 10 meter yagi design august 12, 20 greg ordy, w8wwv v1. Education software downloads yagi designer by goforth laboratories and many more programs are available for instant and free download. It is also devoid of information on the physical design of yagis. Figure 2 10 meter 2829 mhz freespace gain curves for the three wideband yagis. By serendipity, it also covers the 17 and 2 meter bands. Yagi antennas for 7 mhz category is a curation of 12 web resources on, 2 element helical yagi beam for 40m, 3 elements yagi for 7 mhz, yagi for 80 and 40 meters. I elementsthe yagi antennas basic design is a resonant fed dipole the fed dipole. Sooner exclude all the vertical antennas and i was between quad and yagi antenna system.

Blue plot is the phased design, black the three element re. Hf yagi, hexx beam and rotatable antennas dx engineering. After used grrv for all bands especially on 20m, i decided to build my own 20m yagi because i always monitor indonesian stations got pile up on 20m while using beam antena. M2 antennas hf beam antennas 17m3dx free shipping on most. Give your signal extra punch on amateur radios magic band. Twayrdio outdoor yagi antenna 100w 400470mhz high gain antenna for uhf mobile radio. The list will grow with your help so lets start and share the knowledge. The design is done first took about 2 hrs designing this antenna i used a dos software called ya to model all my single band yagis i must tell you all, ya antenna software is really good for designing yagi antennas i have used ya many times to do most of the yagi designs, and i have gotten extremely good performance with all. Most designs and all commercial made beams cover narrow portions of the band.

Yagio runs under windows 2000, xp, vista, win 7 and likely win 8. It is quite possible, that other calculators deliver slightly different results. The dl6wu yagi is highly regarded as being easy to build with repeatable results, broad bandwidth and a useful pattern. A 40meter 3element yagi antenna diy build amplifies the issues to address due to significant size, weight, and costs for such an antenna as well as tower and rotator system. My design goals were to come up with a realizable boom length, a decent gain over my current inverted v. It is the feed point where feedline is usually attached from transmitter. It also works fine on all bands above 40m with a tuner, and even below 40m on 60m, and 80m, although the coax losses will be higher. So i really wanted to find something that would work well at my qth, given the limitations of my short 100 foot towers. Started on february 2012, i tried a few time to build it but failed, swr very high. Im the chief of communications for the new england forest rally and we need to rely on nvis to. This free software was originally designed by goforth laboratories. Two doubleext zepps shared with 160 the 80 m operating position 80 m tower pictures. Click on a photo for a larger image or use the slide show button slide show.

Sad but true, useable aluminum tubing in small quantities is expensive. This famous type of antenna was invented in japan in the 1920s, by dr. The older quick yagi program was used in its design. Some models make a switchable version that offer a 100kc or so at top end and low end of the band. Whether it be a trap or mutual impedance with an isolated pole and top hat for 160 meters there are negative impacts on the 80 meter arrays pattern and bandwidth. Amateur antennas the cushcraft a148 10s is a high performance yagi antenna for 2 meters. Most people looking for yagi designer software for windows downloaded. If you decide you really need a yagi with more elements, here are the lengths of them. This all metal 2m yagi will supplement the 70cm aerial and also serves as a test project for all metal yagi design. A short boom, wideband, three element yagi for 10 meters. This is the plans and instructions for a 10 meter, direct fed beam that should delight anyone. The former is a broad fish for me question and demonstrates very little research effort and is mostly helpful only to you.

Although significant work remains to see this project to completion there is finally enough in place to give it a actual on the air test. M2 antennas hf beam antennas are designed to offer the best electrical and mechanical yagi performance available. Most of us humans think an element that long is difficult to build an rotate much less keep up in the air reliably even for a single winter. This projects was developed as a result of experiments to become qrv on 80 meters, again, using the little balcony. Yagio is similar to lpcad, it uses keyboard commands instead of a mouse menu. So how do we shrink the length and maintain most of the performance and efficiency. This link is listed in our web site directory since friday jul 19 20, and till today yagi for 80 and 40 meters has been followed for a total of 1514 times. My design goals were to come up with a realizable boom length, a decent gain over my current inverted v, and a useful frontback ratio. It is made with very high quality materials and the best in its class in the market in terms of mechanical construction and electrical performance. For 40meters, you are doubling the wavelength elements from 20meter antennas. This antenna is made for the dxer that is looking for an antenna to work across the globe. In this menu, you need to submit values of multiple. Dx engineering 80 meter self supporting heavy duty vertical.

About yagi for 80 and 40 meters the resource is currently listed in in 3 categories. This helps in transfer of energy from transmitter module to antenna. So i narrowed it down to a simple halfsize 2element yagi. The ve6wz yagi design uses high q mostly air core loading coils instead of the linear loading on. Yagi calculator is a free antenna design and analysis software for windows. Yagi s name appeared on the 1926 us patent application. Marris, g2bzq see feedback, may 1996 qst for corrections to this article. So it should actually be referred to as a yagi uda antenna, but unlike the japanese patent, only mr. Dx engineering 80 meter self supporting heavy duty vertical antennas, model dxe7580fsva2, are high performance vertical antennas specifically designed for the 75 80 meter band. Autoez optimizer before the project started, all of the available 10m yagis with boom lengths. Radio antennas free delivery possible on eligible purchases.

Other sources have indicated a coil loss of around 3 ohms, and software. As is standard windows practice, doubleclick on the filename to open it, or singleclick on it and select open. Apr, 2020 yagi calculator is a windows program that also runs well on linux, ubuntu 8. Extremely efficient trapless 2el 80m yagi on a 36 foot boom with 74 foot long elements. It is an off centre fed dipole, with 10 feet of vertical radiator.

We want enough forward gain to hit the local repeater. Choose from topbrand hf yagi, hexx beam, and other rotatable antennas to meet your highfrequency needs. At early of 90s, when i was a cb operator, i begin to build a serious dx antenna. The following text contains some basic yagi design concepts aimed toward. The most frequent installer filename for the software is. Some are based on lookup tables, some completely hide their algorithms.

For the last few years, i have been the 80 meter cw op at w3lpl for the cqww and arrl dx contests. Wc7i provides a calculator for a 3 element yagi design. The jk802 is a short boom 2 element 80m yagi that has excellent gain and fr. The 80 meter loop is the antenna i would recommend to any amateur radio operator for the low bands. How you orient a centerfed doublet depends on understanding both the elevation and the azimuth patterns for the wire. The photo to the right shows w4gnr sitting at the top of his 140 ft high tower on the 120 ft long boom 20 meter yagi up at 140 ft. This is where you input the center frequency in megahertz. Long yagis are commonly used from the 144mhz amateur band to the 2. A 60 mhz, 80db scalar network ananlyzer addon bruno. Cable corporation in twinsburg, ohio ham radio above 50 mhz june1996 cq vhf 25 also, check your area yellow pages for a local aluminum tubing distributor. This 6 meter 6 element ssb yagi was designed and optimized for best feed match using 50. The other reason is that i have been unable to come up with a design to switch between 80 and 160 meters that does not compromise performance on 80 or 160 meters or both. Yagi calculator is a windows program that also runs well on linux, ubuntu 8.

How to design a wideband 3 element 8075 meter yagi. First, i wanted to use the aluminum efficiently with as little waste as possible. An inroom, 80 meter transmitting multiturn loop antenna a little wood, some wire and a handful of components can make a directional antenna for indoor use where outdoor antennas are not permitted. Free online engineering calculator to find the dimensions of a yagi uda antenna for a given frequency range and length. Lossfree shortened elements by software designed and absolutely unique high q. Lets see some antenna calculator and antenna design software that will help you design faster and better. The ve6wz yagi design uses high q mostly air core loading coils instead of the linear loading on the 68 elements. And the physical design of yagis is a subject beyond my limitations. The latest installation package that can be downloaded is 3. I have now built several of these antennas with equal success every time. It is not hoisted yet, still to do, design and complete the universal stub matching elementsliding. The theory works for any frequency you choose, from below 160 meters to way above 440 mhz.

After operating 80 meters at franks place, just about anything else is a disappointment. The antenna shown here is a 6 element owa yagi for 2 meter amateur radio band, scaled from its 6 meter counterpart, the design was taken from l. The dx engineering 68 foot vertical antenna supplies the highest possible performance to achieve the strongest possible presence at your power level and be competitive. Download yagi designer software for windows for free. We want enough beam width so aiming is not critical. Over the years, there has been some big, long boom yagis up. Power and antenna gain on 60 meters our new 60 meter allocation restricts you to 50 w pep into a dipole, but what if youre not using a dipole. Cushcraft a148 10s yagi fm antenna universal radio. Stay here to learn how to design a 3 element yagi for whatever frequency or wavelength you want. An inroom, 80meter transmitting multiturn loop antenna. I have been struggling with trying to design a wideband 3 element 8075 meter yagi. The thing had 12 elements on a 150foot 45m boom up 150feet 45m. It was designed to cover 80, 40, 20 15, and 10 meters.

Build an hf ham radio dipole antenna it is easy to build, construct and erect a dipole antenna for the hf bands. Yagio allows you to create dl6wu long yagi antennas on any frequency, typically on vhf and uhf ham frequencies. Their amazing onair performance is known around the world as the standard by which all other monoband yagi and triband. Fig 9arrl polar plot for 51024h 10meter yagi, mounted 60 feet above. The dx blaster antenna may seem a little pricy at first but when you realize that your getting the same amount of wire as 6 conventional dipole antennas, the video rating. Each leg is 210 feet per side, and this is 420 feet total across the top of the antenna 2. Fig 2the common dialog window for selecting a yagi file. Using this software, you can design and build your own yagi antenna. The 80 meter version was used for field day 2006 in olympia, wa by the olympia amateur radio society if it really has 11. Please post a comment if you know other great software or links with information about antenna calculator and design programs.