20 meter yagi calculator download

A short boom, wideband, three element yagi for 10 meters. Blue plot is the phased design, black the three element re. This short video shows the main steps to assemble an ultrabeam yagi 2 elements 6 20. Hf dipole antenna this antenna software will help you design a simple wire dipole antennas for 1 30 mhz. Its very suitable to vhf antenna modelling and even if it is very old it is still very popular. This link is listed in our web site directory since saturday dec 28 2002, and till today 3 elements yagi for 20 meters has been followed for a total of 11649 times. A fullsize dipole antenna for the 20 mtr band spans about 10 meters 33 ft. I was able to obtain dxcc award from arrl using this beam and i would strongly recommended this beam for those interested in dx operation. This link is listed in our web site directory since sunday sep 6 2009, and till today 20 meter mini yagi has been followed for a total of 86 times. I have had one of these in the air for well over 30 years and it is still working great. Long yagi are commonly used from the 144mhz amateur band to the 2.

Figure 2 shows the free space azimuth pattern of a 20 meter all aluminum moxon rectangle that we shall describe later on. Home antenna mq1 tgm 3band 2element hybrid quad antenna 10,15, 20 meters. This calculator is designed to give the critical information of a particular beam antenna. Download the ground plane dipoleinverted v calculator by n2imf. Download yagi designer software for windows for free.

The resource is currently listed in in a single category. Download the bc calculation excel with a mode for semiinsulated ele. The beam antenna handbook by bill orr, w6sai, has some very good designs for yagi antennas. We see that this antenna is doing a great job at 12 degrees there it peaks. Download hf beam antenna calculator and enjoy it on your iphone, ipad, and ipod touch. John simpson, kg4zow download source code for this program moxon algorithm and diagram are from awg conversion algorithm from. I have constructed a 20 meter wire beam on top of my garage. Yagicad is a fully integrated analysis and design package primarily intended for vhf yagi aerials. Use our simple calculator to determine approximate dimensions of materials needed to build a 3element yagi uda antenna, and then shop for your needs on our other pages and select from our inventory of aluminum, fiberglass, coax, connectors, and other parts and accessories for amateur radio and other radio applications. The separation will remain the same for all the elements and the lengths of these extra directors will all be the same as the 1st director. When placing a parasitic element very close to a driven element, approximately.

View and download cushcraft a503s assembly and installation manual online. Oct 28, 2019 downloads for the projects on the vk5dj website. Download hf dipole calculator 12 wave wire dipole antenna. He is situated only 20 meters from the sea on the east front. This antenna functions in a manner that would normally be consistent with a three element yagi, due to its unique 57 1. Courtesy of and designed by n2imf joseph r mielko this downloadable calculator will provide you with good starting measurements for a basic ground plane, inverted v or standard dipole antenna. Our antivirus scan shows that this download is malware free.

Rick i can see where keeping a 20 meter moxon symmetrical would be a pita if in a windy qth. His 3element 20 meter design on a 20 foot boom is an excellent performing antenna. Its shareware, so you can download it and lots of antenna profiles below. Apr, 2020 yagi calculator is a windows program that also runs well on linux, ubuntu 8. Cushcraft a503s assembly and installation manual pdf download. You are now the proud owner of a comtek 20 meter vertical antenna.

Some are based on lookup tables, some completely hide their algorithms. This will add less than a meter of shorter tubing on each end, for a total boom length of around 5. The gain for the yagi would be more as spacing of the elements helps with the gain of the yagi. A fiveelement quad antenna for 2 meters by jim reynante. Dipole, inverted v and ground plane antenna calculators.

Dec 29, 2015 a very basic program for calculating the length of each leg of a 12 wave wire dipole antenna. Jan 06, 20 yagi optimizer is an old dos program made more than 20 years ago bya k6sti made to analyze and design antennas. The formula and basics of yagi antenna calculator are also explained with example. I just used ready built swr at the atu unit and at my transceiver. A helpfile is included that covers many aspects of yagi design as well as helping with the operation of the. If you want to put this thing outdoors, do not use brass, as it. M2 antennas 6m3 6 meter yagi antennas 6m3 free shipping on. Use a screwdriver and pliers to release one wire from beneath one of the rivets on the 58inch element. The actual developer of the free software is john drew. Build a wire 20m yagi, using a combination of about 4m of 50mm pvc pipe, with a junction piece that cuts the boom down to 35mm diameter on the ends. A very basic program for calculating the length of each leg of a 12 wave wire dipole antenna. Ham radio news ham radio software hamradio hf antennas homebrew how. Tearas webpage of software and links for yagi antenna design and fabrication.

Collapsible 3element, 2meter yagi ae5ph radio notebook. My 2 elements 15m and 20m monoband yagi i have 3 element monoband yagi for 10m and 20m. The calculators for other antenna types such as parabolic,horn,dipole and patch are also mentioned. It is quite possible, that other calculators deliver slightly different results. An application designed to generate data for the construction of long yagi antennas for vhf and uhf use. Calculator 3element yagi maple leaf communications.

This webpage also contains many sample and standard antenna downloads for. The main category is 20 meter yagi antenna plans that is about plans for a 20 meter yagi antenna. Education software downloads yagi designer by goforth laboratories and many more programs are available for instant and free download. Build an easy and inexpensive portable antenna for 20 meters and other bands. Antenna working also above 30mhz up to 100mhz with swr open. As shown in figure 1, the present antenna is designed for broadband 6 meter service using vertically. With yagicad it is possible to enter a base design from scratch or use one of a number of saved well known designs.

The forward gain is down from a full size 2element yagi only by about 0. The main category is wire antenans and dipoles, long wires that is about long wire and dipole antenans for ham radio. Now its time to step it up just a little bit and fabricate a bigger antenna. Nowadays, in the 64bit era, with the advent of windows 7 and higher, running a old. M2 antennas 6m3 6 meter yagi antennas represent the high quality design and unmistakable performance that amateurs around the world have come to expect from m2 antennas. Ultrabeam yagi 2 elements 620 metres ham radio antennas. Its an antenna stacking distance calculator asc and the current version is 1. The gain of an an antenna with parasitic elements varies with the spacing and tuning of the elements, and thus for any given spacing there is a. Figure 2 10 meter 2829 mhz freespace gain curves for the three wideband yagis. I studied more about 20m yagi in the internet and asked a few 9m2 stations. The inspiration for the project came from these two web sites. To be combined with a yagi uda antenna or used as is. I had a great idea that a full 5 element 20 meter beam in a fixed direction might reach europe.

A 40 gin pole, which 20 is above the tower was temporarily added to give us extra head room for rigging purposes. The kj5vw 20 meter mini yagi the kj5vw 20 meter mini yagi gary r. The hf version is my program taken from research done by w3gnr who. High gain hf antennas for dx and contests frank donovan. However, it is possible to combine several 2element yagis on the same boom, e.

Not easy to put high up my tower, because its heavy. A small 3 elements yagi free space 6dbd gainwill produce the same signal 9,6dbd at 7 degrees with a height of meters. The 369 wire yagi an alternative yagi tuning scheme. Yagi optimizer is an old dos program made more than 20 years ago bya k6sti made to. Mq1 tgm 3band 2element hybrid quad antenna 10,15, 20 meters. Antenna stacking distance calculatorasc welcome to the. I fixed my antena just 20 feets from the ground on my tower and running 80watts. This antenna may be built as a 20 meter, 17 meter, 15 meter, 12 meter or 10 meter monoband vertical antenna. Jun 27, 2008 the beam antenna handbook by bill orr, w6sai, has some very good designs for yagi antennas. This is a world wide web front end for a public domain program written by w4vp9kf using php. However,for thedifferentyagiconfigurations reflectorlengthwas optimized to yieldmaximumgain. It is very simple and efficiency yagi antenna with wide pass band. Antenna design programswith surface mount technology and microcircuitry, most.

Stay here to learn how to design a 3 element yagi for whatever frequency or wavelength you want. I like the relay idea, good stable mount, no expense for a rotor and two directions with gain and rejection. Mq1 tgm 3band 2element hybrid quad antenna 10,15,20. The measurements below are for building a simple dipole antenna. Yagi optimizer is an old dos program made more than 20 years ago bya k6sti made to analyze and design antennas. Probably the easiest rotatable beam is a 2 element yagi, both in the mechanical and the electrical sense. This is where you input the center frequency in megahertz. Enter the desired frequency then click on calculate and the optimum values for that combination will be displayed in feet, inches and fractions of inches, and in meters.

Yagi calculator this is where you input the center frequency in megahertz. Not only was the feedpoint impedance unmanageable, but the radiation pattern had four lobes, not the single lobe youd like from a yagi. Hf yagi beam calculator ham radio cb bands wire antennas uk. Yagi calculator is a program build to produces dimensions for a dl6wu style long yagi antenna. Ur0gt match is used for matching the antenna with a coaxial cable. A short boom, wideband 3 element yagi for 6 meters l. A fiveelement quad antenna for 2 meters by jim reynante, kd6glfpo box 27856san diego, ca 92198 if your station is located on the fringe of the repeaters coverage area, youve come to the right place. Wc7i provides a calculator for a 3 element yagi design. This program has been derived from a public domain basic program written by l.

M2 antennas hf beam antennas 20m5ld free shipping on most. Though this video refers to a specific model, it can be used as a reference for all the yagi 6 20 models elements length 5,4 m. About 3 elements yagi for 20 meters the resource is currently listed in in a single category. An easy, inexpensive gain antenna that you can build for 20 meters. There is one scheme that i have yet to see mentioned. The program lies within office tools, more precisely calculators. If you decide you really need a yagi with more elements, here are the lengths of them. A supercompact dualband 710mhz warc band yagi with single feedpoint the 4lfar4030, an excellent supercompact du. This design can then be optimised or scaled to suit particular requirements. About 20 meter mini yagi the resource is currently listed in in 3 categories. The 369 wire yagi an alternative yagi tuning scheme there have been numerous articles discussing schemes for tuning and feeding yagi antennas. This is a javascript program calculates hf beam antenna with 2 or 3 elements,eirp,pure erp. Want to release to public my recent program that i wrote for myself. The data is saved as a csv file and can be imported into msexcel.

Free online engineering calculator to find the dimensions of a yagi uda antenna for a given frequency range and length. This calculator is designed to give the critical information of a particular beam antenna, in this case a three element yagi, for the frequency chosen. The dl6wu yagi is highly regarded as being easy to build with repeatable results, broad bandwidth and a useful pattern. Below we see a 4 elements long boom yagi at a height of 12 meters. Long yagis are commonly used from the 144mhz amateur band to the 2. The antenna is a 3 element full sized 40 meter yagi. Yagi dj9bv for 6 meters by ea4bas this antenna was manufactured by miguel, ea4bas for his operation as eh4bas5 from im98tl in august 2000. The size of the latest downloadable installer is 1 mb. Hanson, kj5vw austin, texas imitation, it is said, is the sincerest form of flattery so let me begin by pointing to the direct source of my inspiration for building this antenna. A 2 element direct feed yagi for multiple bands by wb2vuo. The boom is 40 long and the elements around 67 each. Forward gain almost identical to that of a twoelement yagi but with better fb ratio. I am using the twoelement beam described here for the past two years and i have been able to contact several dx stations getting 59 reports.

The dl6wu yagi is highly regarded as being easy to build with repeatable results. This page covers 3 element yagi antenna calculator. Ive taken what i learned from the gmrs continue reading homebrew 5 element vhf yagi. Dec 29, 2015 an application designed to generate data for the construction of long yagi antennas for vhf and uhf use. Jim boyden, ab0ge, employed it in the three element 369 40 meter wire yagi he developed. At its design frequency, the antenna provides a forward lobe with a beamwidth so wide that it is nearly cardioidal. M2 antennas 20m5ld hf monoband beam antennas offer the pure performance of a full size 5 element yagi for worldclass competition and dxing. Full band coverage on 20 or 17 or 15 or 12 or 10 meters with swr under 1. Yagi calculator is a windows program that also runs well on linux, ubuntu 8. Searching for a halfsize halfsize 2element yagi, i found the design by gary hanson kj5vw, ref. Visa versa the 3 elements will at 16 degrees takeoff angle only produces about 10 dbd and thats a big difference between the 5 elements.