Mar 22, 2017 in the last contest update issue, i mentioned using a stackmatch device to combine multiple antennas on a tower. Contains many antenna elements phase and amplitude of. Sd sets the standard for fast, simple logging and editing in the major hf international contests and in hundreds of others worldwide. Explore this design tool latest product information latest product information 919. Contest tips for little pistols collected wisdom and lessons learned k2ywe k3au dayton 20 a free powerpoint ppt presentation displayed as a flash slide show on id. Communications antenna ppt free powerpoint templates. Later, after 2200z the band started peaking, and i worked k4vx and. Unless otherwise indicated, all files are in powerpoint slideshow format, which will allow you to view the presentation without the need to have the powerpoint software installed. W3lpl history of transoceanic radio communications youtube. I came across the video shown above which a 21 minute tour of the antenna farm. Antenna modeling for beginners american radio relay league. Introduction the yagiuda antenna is one of the most successful rf antenna designs for directive antenna applications. Best software for ham antenna simulation time owned.
Jan 06, 2016 diamond also produce trapped wire antennas, the w721, w728 and w735. If you cannot install a horizontal antenna at 25 meters high or higher. It allows you to recognize and understand the power of communication, dentify specific communication problems and apply treatments and learn techniques to manage and ensure proper communication over cables, wifi or radio frequency antennas. All receiving antenna dimensions in this presentation are for. Listed under the antennas lindenblad category that is about lindenblad antenna. What is the best software used for antenna design and simulation.
Other elements get their rf power from the driver through mutual impedance. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This year, we attended two presentations from frank donovan, w3lpl on operating techniques for the declining solar cycle and on 80m and. W3lpl presents improving 80m and 160m antenna performance at the january 2016 frankford radio club meeting. It can be plotted as a 3d graph or as a 2d polar or cartesian slice of this 3d graph. W3lpl improving your 40 through 10 meter antennas for. Ww2y has a fourelement rectangular array also in antenna book, with slightly. For antennas design, the first choice of the software depends on the geometry of the antenna. Ppt contest tips for little pistols powerpoint presentation. Presentation lowband receiving antennas by ted saba. Six summer meetings, ky3n in pa june 9, w3lpl june 15, kt3y in july, n3rr and w3yoz in august, and wr3l in september. If you want to participate, please let me know by responding to this message and i will email you the link after i complete some preliminary testing later this week. March jay wa0www presented a discussion on logging software and data computer interfaces. Dx engineering is the first choice for k3lr station components.
At about 20 minutes into the presentation, joe describes ft4 as being. Contest antennas and coaxial cables by frank donovan w3lpl. Ppt contest antennas and coaxial cables by frank donovan. March 11 for a presentation on grounding and bonding for the average ham. High gain hf antennas for dx and contests frank donovan w3lpl. The next meeting, second monday of may, will be at the library on route 123 in downtown vienna, virginia. The presentation delivered by frank donovan, w3lpl, for the december 2019 meeting of the frankford radio club. Describe your experience with the 4nec2 freeware antenna modeller and optimizer and tell us why you give it the rating you did required. New 160m high performance receiving antenna at w3lpl. W3lpl in maryland is a well known contest station and its hard to miss the strong signal when they are on the hf bands. The presentation was essentially an indepth version of an article i published in the january 2020 issue of the spectrum monitor magazine see cover above. It is regarded by many as the most useful and accessible way to create and present visual aids to the audience. Additionally, antenna software has registered 6 trademarks with the most popular class being scientific and electric apparatus and instruments. Jan 16, 2016 w3lpl presents improving 80m and 160m antenna performance at the january 2016 frankford radio club meeting.
Radio direction finding program by hap griffin, wz4o, transmission line. About antenna antenna design was founded in 1997 by masamichi udagawa and sigi moeslinger. 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. Receiving antennas or what happened to thebeverages at. Presentions from past top band dinners unless otherwise indicated, all files are in powerpoint slideshow format, which will allow you to view the presentation without the need to have the powerpoint software installed. From nu3q i will be having the next allegheny county ares meeting via online video conference on saturday 4252020 at 9. Feko software is a comprehensive electromagnetic em analysis software suite, building on state of the art computational em cem techniques to provide users with software that can solve a wide range of electromagnetic problems. To build the largest and most complete amateur radio community site on the internet. I devoted a good portion of the presentation describing how to build a passive loop antenna design by airspys engineer and president, youssef touil. W3lpl on beverages frank donavan, w3lpl, discusses beverages on the cqcontest reflector. The lindenblad antenna presentation resource detail. Easy to build low band receiving antennas for small and. Any 5 year improvement is available now technology is in use implementing to contesting takes time recognising the unused developing the existing keeping the good changing the inefficient.
Antenna tuner presentation by hap griffin, wz4o, baluns by hap griffin, w4zo. Its amusing how a name i coined for stacking antennas has migrated into a commonly used term. We also heard a talk from val nv9l from ham nation on log analysis tools and another session on so2r single operator 2. June bob zavrel w7sx gave part 2 of his presentation on antennas. Antenna types andantenna types and applicationsapplications rhombic antennarhombic antenna presented by. Antenna software was a business mobility solutions provider with headquarters in jersey city, new jersey and offices in guildford, bangalore, seoul, boston, toronto and krakow. In order to provide a dynamic response, reconfigurable antennas integrate an inner mechanism such as rf switches, varactors, mechanical actuators or tunable materials that enable the intentional redistribution of the rf currents over the. 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. Below is the handout i used for my 4 square presentation at the june 1st yccc meeting. Sep 02, 2019 presentation on lowband receiving antennas by ted saba, kn5o, at the w9dyv radio symposium in slidell, louisiana.
What is the best software used for antenna design and. How to improve your transmitting antennas for low solar activity. What are some good software tools for antenna design and. The rotatable antennas sit along or atop one of the six 200 foot towers on the property, while the many wire beverage antennas extend hundreds of meters across open fields, standing no more than several meters above the ground. Petrovich, ad7kg march 6, 2008 introduction starting out homebrew vs. Page 7 understanding the basics of mimo communication technology. Phased array antennas chris wilson jarry ho eric szymczak introduction what describes a phased array antenna. Presentation on lowband receiving antennas by ted saba, kn5o, at the w9dyv radio symposium in slidell, louisiana.
Steel city arc welcome to one of pittsburgh oldest radio. Low band antennas at w3lpl high performance transmitting and receiving antennas for 160, 80 and 40 meter dxing and contesting lessons learned from more than fifty years of continuous improvement. Feko software is a comprehensive electromagnetic em analysis. The advantages of waterfall displays for contesting and dxing ppt. W3lpl on operating techniques for the declining solar cycle and on 80m and 160m antennas. Qso today interview with frank donovan, w3lpl qso today. The program will be a presentation on the elnec and other antenna modeling software. K9ay loop arrays for low band contesting powerpoint ppt presentation. Antennas sensor pod and a data collector at the base of the tower or nearby communication facility. Telecommunications powerpoint provides a good template for antenna or communication presentations. View antenna display, showing the wires making up the model of the fiveelement beam, with currents and 2d slice superimposed to show orientation. Oct 15, 2014 hexagonal beam antenna presentation by rob conklin n4wgy posted on 20141015 by wa2jqz 2 comments at our last meeting earlier this month, we were treated to an excellent talk about hexagonal beam antennas, or hex beams, by rob conklin n4wgy. Receiving antennas or what happened to thebeverages at k3lr and w3lpl.
Antennas antenna coils inquiries send your inquiry stock check click here design tool simsurfing the software simsurfing simulates the characteristics of murata products. The band operators log and track their exchanges through the use of a contest logging program. This year, we attended two presentations from frank donovan, w3lpl on operating techniques for the declining solar cycle and on 80m and 160m antennas. The intellectual property of antenna software includes 7 registered patents primarily in the computing. For presentation slides, you can start with a general, top level map and then create additional slides to drill down to the. It contains supplementary information including references and tutorials. Below is a picture of a portion of the w3lpl antenna farm. The 40 meter band is not directional like the other bands, it is a folded dipole. Smart antenna systems are software controllable, remotely configurable.
Fred, ab1oc and i just returned from the 2016 hamvention in dayton, oh. Powerpoint is the most popular presentation software. Monobeam yagi mb7 the mb7 10152040 is a quad band antenna for 7. With this new antenna 160 meters is delightfully quiet again at w3lpl. In a subsequent video, jim will show how the nanovna can be used to check antennas for resonance, impedance and reactance. Radio hardware can be in a container or two operators can be at a hotel or elsewhere twothree antennas to different directions hexaplexers to simplify station buildup. Sd is a free and unrestricted hf contest logger, with more than 280 templates supplied. This antenna is used in a wide variety of applications where an rf antenna design with. Antenna presentation utah amateur radio club jed w. All dimensions in this presentation are for 160 meters. Get out, roll up your shirtsleeves and take a deep dive into one of ham radios best events. Ppt tipe antena dipoles verticals large loops yagiuda arrays. Frank donovan, w3lpl, is a dx contesters contester within ham radio, a multimulti specialist with a vast and deep professional expertise.
Hexbeam 7 band 40m, 20, 17, 15, 12, 10 and 6 meters. With the proliferation of personal computers and affordable even free software, antenna modeling has become a popular amateur activity. Using powerpoint and alternatives successfully boundless. The best software for antennas design as far as i know, hfss and cst are well known, for all types. Using a 4 square vertical phased array to improve your. A reconfigurable antenna is an antenna capable of modifying its frequency and radiation properties dynamically, in a controlled and reversible manner. Understanding the basics of mimo communication technology.
The antennas are working as well or better than when they were new and the ic7851 has significantly better receive performance compared to its predecessor and is a pleasure to use. Contester, dxer, and solar watcher frank donovan, w3lpl, said, some of. Don has a number of other projects ahead of us, so qrx on requests for the video, and. W3lpl antenna modeling w3lpl stacks w3lpl terrain modeling n3oc. Founded in 1998, the company was acquired by pegasystems in 20. Introduction an antenna is an electrical conductor or system of conductors otransmission radiates electromagnetic energy into space oreception collects electromagnetic energy from space in twoway communication, the same. The antenna farm, of frank w3lpl, consists of hundreds of meters of wire comprising quad and long wire beverage antennas, as well as rotatable aluminum beams, or yagis. Yagiuda antenna the yagi antenna sometimes called the yagiuda rf antenna is widely used where specified gain and directivity are required.
I use separate phased beverage note the capitalization, this is a mans name. Frank good stuff and very glad you made public your work on the array. Even if you have not into contesting, its still interesting to see what is required for a high performance station. A trip to the dayton hamvention nashua area radio club.
Antenna heights receiving antennas stacking single tower stations low loss coaxial cables. This is a great opportunity to learn about putting up antennas, hf operating, push up your code speed, and meet other hams. The remainder of this presentation centers around the voices of the 3 operators. The following material supports the book antenna modeling for beginners. Jim w6lg shows how to do both in this first video about the nanovna. Thanks to w8ji, w5zn, n4hy and w1mk for their efforts in designing, optimizing and publishing the details of this wonderful high performance receiving antenna. Improving 160 and 80 meter antenna performance youtube. It contains more than 50 routines treating wire antennas, aperture antennas, microstrip antennas, arrays, transmission lines and waveguides, and more. High gain hf antennas for dx and contests frank donovan. Comet and diamond each produce similar interesting 5 band wire dipoles that utilize both traps and a fan arrangement the diamond w8010 and the comet cwa. Airspy youloop and homebrew passive loop antenna designs.
Ppt phased array antennas powerpoint presentation free. A big thanks to lamar for the presentation on the biggest contest stations well before the stations now of k3lr and w3lpl. Study 46 terms business technology unit 2 flashcards. Any changes in the antennas orientation is transmitted and via snmp, the data collector forwards this information to the wireless carriers noc, rf engineers, andor operations personnel as needed. Yesterday march 26, our working group ran an allvirtual amateur radio technician license. Antenna theory tutorial this tutorial is meant to provide the readers a detailed description of the antennas used in communication systems. Our first day in dayton was spent at contest university this was our 5th year in attendance but each year we learn more from the contesting experts. It is intended for singleop unassisted entries, on both ssb and cw.
Antenna s peoplecentered design approach aims to make the experience of objects and environments more meaningful and exciting. Ham radio dx cluster clients category is a curation of 19 web resources on, hamalert, rdxcluster, kst2me. Improving 160 and 80 meter antenna performance frc on the go. W3lpl improving your 40 through 10 meter antennas for the declining solar cycle free download as powerpoint presentation. The meinberg ntp program is recommended by k1jt for keeping your clock. If the antenna is planar with an infinite ground for me, the best one and quick one in simulation is. Jan 29, 2017 the combination of the rebuilt antennas and the new ic7851 transceiver has our station performing better than ever. T2fd the forgotten antenna on nordic shortwave center. The authors presentations at the 20 dayton hamvention may be downloaded as pdf files by clicking the following links. Tipe antena dipoles verticals large loops yagiuda arrays powerpoint ppt. Once again contest university was held in dayton ohio, one day before the hamvention. These are often designed with a slant left and slant right polarization, with each element offset 90 degrees. High gain antennas for 160 meters a single full size vertical or vertically polarized delta loop at least 40 meters from all tall towers over 25 meters tall use much more than 40 meters of spacing for best performance a short invertedl vertical is also an very good antenna as little as 15 meters vertical but more is better.
More specifically it is a plot of the power radiated from an antenna per unit solid angle which is nothing but the radiation intensity. Antenna design associates software for antenna design. Sas can achieve high transmission data rate and coverage area by effectively reducing multipath and co channel interference. Introduction an antenna is an electrical device which converts electric currents into radio waves, and vice versa. Tricounty tower is the official antenna construction company of the k3lr team. Nov 29, 2016 how to select design and simulation software for antenna design the answer to this question depends to a great extent on the particular antenna problem that is to be analyzed. Multi antenna products contained within a single radome. Software solutions on arrays and yagi antennas software, elnec antenna modeling and analysis by w7el.
Using a 4 square vertical phased array to improve your 80 and 160 meter signal without a yagi. Hexagonal beam antenna presentation by rob conklin n4wgy. Conclusion smart antennas are the intelligent antenna systems that vastly improve the efficiency of wireless transmission. A free powerpoint ppt presentation displayed as a flash slide show on id. Jul 12, 20 conclusion smart antennas are the intelligent antenna systems that vastly improve the efficiency of wireless transmission. A portal that hams think of as the first place to go for information, to exchange ideas, and be part of whats happening with ham radio on the internet. Sep 15, 2015 hexbeam finally and after many prayers and here the new hexbeam with 40 meter band including 7 bands. The first top band dx contest the 1921 transatlantic test by w3lpl 14. Below is the handout i used for my 4 square presentation at the june 1st yccc meeting 73 tom. They are constantly improving their 160m antennas when you upgrade your receive. These antennas contain two or more rf connectors, which each connect to a different antenna within the radome. It is good to see the array is working very well at w3lpl.