How to use eznec

Antenna Modeling a Modified Dipole with EZNEC 6+ ( #207) 12,038 views Jun 28, 2019 Let's do some antenna modeling. An Oggie asked me to model what happens if you attach a half-wavelength wire...EZNEC is a popular antenna modelling program created by W7EL which is based on the "Numerical Electromagnetics Code" or NEC. With a NEC based antenna modelling program it is possible to design antennas by modelling their geometry and connections, and then simulating parameters like radiation pattern gain and VSWR.The EZNEC program (and ELNEC) are commercial programs that may be obtained from Roy Lewallen W7EL. He may be contacted at [email protected] . NOTE: All files are stored as .zip files to conserve disk space. Unzipping with PKunzip or the unix equivalent will yield the .ez files as described below. hex wasp in stock Trusted Windows (PC) download EZNEC 6.0.26. Virus-free and 100% clean download. Get EZNEC alternative downloads. pls donate script roblox pastebin Using EZNEC to design a compact 23 cm band Yagi array Rick Campbell March 2015 On the home EZNEC screen, enter the frequency: 1296 MHz, an appropriate file name, and click on the title “23cm5el Clean” to name the antenna design. Next, click on the Wires tab to enter a set of wires as shown on the following page. The antenna will need a source.The loops impedance is not 50 ohms. You can connect one side to the coax center conductor and the other side to the coax shield, only if you have a coax tuner at the radio.The coax will probably be lossy due to the impedance mismatch. If the loop is a full wavelength and only that single band is desired, then you can wrap an impedance.A … carbondale basketball who want to learn how to model antennas using EZNEC and AUTOEZ software. It begins at the beginning and progresses to advanced stages. Highly recommended. 16/12/2019 In regard to learning EZNEC, there are a lot of resources to learn the basics of the software- YouTube, a tutorial built into the software, etc. But for moreGetting EZNEC Output Into SimSmith - YouTube 0:00 / 7:18 Getting EZNEC Output Into SimSmith 390 views Jun 15, 2020 (I can't figure out why this is blurry... sorry for the quality.) Getting...Modelling a Hexbeam with EZNEC 3.0. I have been using W7EL's EZNEC antenna modelling software for a number of years and love it. I use version 3.0. screen mirroring macbookNVIS Explained, III. On August 15, 2016 By ncscout In communications. Admin Note: This is the third and final section of the article submitted by Keypounder. … gender swap online game A normal physically small (physically small compared to antenna length or wavelength) loading coil or loading inductor does not replace a missing fraction of a wavelength. A physically small loading coil simply inserts a series inductive reactance that cancels capacitive antenna reactance.25 Mei 2018 ... Ability to use formulas and variables to construct and modify EZNEC wire models; A Test Case generator and execution environment to vary ...NEC – Numerical Electromagnetics Code method: Uses Method of Moments technique to calculate steady state currents of each wire segment. …A compact multiband Planar Inverted F antenna (PIFA) suitable for mobile phone is designed. Rohde & Schwarz Vector Network analyzer is use to Analyze the modelled antenna. Also, a suitable ...The G0KYA/PD7MAA/IK0IXI EFHW extension to cover 80m calls for a 110uH coil placed at the end of the EFHW, with a further 2-2.5m of wire beyond this. Image credits to G0KYA's blogIn EZNEC, rather that using the LOAD function to add a coil, I used the WIRES function and . modeled a helix. This made it easy to adjust turn spacing, coil diameter and coil length. To support the loading coil, depending on the number of turns you begin with, drill an appropriate number of 5/16 in. holeusing standard engineering equations for material resistance, element loading, and ground effects. For the beginning modeler, two points are important to remember: (1) The … illinois pick 3 lottery NYU WIRELESS | Terahertz, 6G & BeyondIf EZNEC does not load the Backyard Dipole model when first run, switch to that model by using the Open action button and selecting Backyard Dipole from the list of available models (you will probably have to scroll up and down in the browse window to find it).The center-wire-feed in EZNEC and the series port used above in the bent tube model are very “ideal”. In a real transition from coax to the dipole, we have some length of wire in that connection, which means some series inductance. Looking at the parameter sweeps above, we can compensate extra series inductance by shortening the dipole.Using EZNEC, not AutoEZ, open EZNEC sample model VERT1.EZ. The EZNEC samples are typically found in "C:\Program Files [ (x86)]\EZW\Ant". (The " (x86)" part will be … 2023 ford super duty build and price The EZNEC Pro+ v. 7.0 manual is in the form of a help file which can be accessed at any time while the program is running. Nearly all Windows software currently being sold uses this system. The advantages of a help system over a printed manual include hypertext links (jumps) to other topics, and extensive indexing and search capabilities.using standard engineering equations for material resistance, element loading, and ground effects. For the beginning modeler, two points are important to remember: (1) The method, when used within the limits of the software, is very accurate and (2) we have to think in terms of segments of our Figure 6—The EZNEC wire spreadsheet with 40-meter ...To use the AutoEZ optimizer follow these steps: Make sure you are using EZNEC level 5.0.60 or later. If necessary you can download a free maintenance update: for EZNEC Demo users here , for Standard and Plus users here , for Pro/2 and Pro/4 users see the URL for updates printed on your EZNEC Pro CD label. Open a model file. zillow casa grande Using the EZNEC Application. EZNEC Versions EZNEC versions Calculating Engine Segments Price EZNEC-ARRL NEC-2 20 * EZNEC 5.0 Demo NEC-2 20 Free EZNEC 5.0 NEC-2 500 $89 EZNEC+ 5.0 NEC-2 1500 $139 EZNEC Pro/2 NEC-2 20,000 $500 EZNEC Pro/4 NEC-4 20,000 $650 •EZNEC-ARRL 3.0 is included on the ARRL Antenna Book CD 20th Edition.1 Apr 2011 ... EZNEC Antenna SoftwareEZNEC and EZNEC+ are powerful but very easy-to-use programs for modeling and analyzing nearly any kind of antenna in ...connection broken unexpectedly for user event id 12 half hitch knot fishing classic models london eaton 771 parts 2x6 or 2x8 for trailer floor marion county surplus ... the author apparently believes that the theater of the absurd EZNEC is a popular antenna modelling program created by W7EL which is based on the "Numerical Electromagnetics Code" or NEC. With a NEC based antenna modelling program it is possible to design antennas by modelling their geometry and connections, and then simulating parameters like radiation pattern gain and VSWR.The modeling of antennas for this paper is done using EZNEC by Roy Lewallen. EZNEC is an extremely easy to use tool and highly recommended.The various makers of 43 foot vertical antennas all suggest the use of a 1:4 balun. Some suggest using a balun model made specifically for "tuner use" with the idea these specialized units have the robustness needed to handle the less that ideal voltages and currents. A nice balun costs good coin and is certainly worth it. dinardetectives update EZNEC v. 4.0's better features, which you'll also enjoy in v. 6.0. Although I've listed a call sign beside most of the testers' names, several of them are also professionals activel y involved in antenna design.The latest version of EZNEC puts the work-around out to pasture by allowing the user to create any of the standard loads (plus the EZNEC trap load) and to then place them …Edition of The ARRL Antenna Book DOS Software: SCALE for scaling Yagis to other frequencies/tapers AAT-- Analyze Antenna Tuner LPDA (by Roger Cox, WB0DGF) MOBILE (by Leon Braskamp, AA6GL) GAMMA. Software Included with the 21st Edition of The ARRL Antenna Book.Propagation-Prediction Tables. The ARRL Antenna Book Pdf, however, is the acknowledged authority on antennas for all radio services ...This subdirectory contains EZNEC data files for antenna designs utilized in a number of chapters in the printed book. These modeling data files will work with EZNEC ARRL (also included with the CD-ROM), provided that the number of segments is less than 500. They will also work with the standard version of EZNEC 4.0. See the file Readme_EZNEC ...This is why for instance 4nec2 and EZNEC show the least of marginal aberration when we compare pattern or Return Loss plot output. Provided both run same setting and kernels, like option 'Use Extended Thin wire Kernel...' (in the nec cards this is line 'EK'. Which by standard is 'turned on' in both EZNEC and 4nec2.The goal is to avoid interactions with the main antenna element (or elements) that might change the performance reports. In version 5 of EZNEC, the program can create these remote wires as virtual wires that need not show up in either the wire table or the view of the antenna. Instead, the view indicates the existence of the virtual wire, but ... petco vet • Based on EZNEC’s “BYDipole” file. • Setup by modifying “BYDipole”, or from scratch, in WIRES panel. • First setup in “free space,” then over a “Perfect Ground.” • Number of elements vs. number of Segments. • Add a Source at the antenna center.Hi Folks, I'm new to antenna modeling and I've been using EZNEC Demo 5.0 with WINE this afternoon on Lubuntu 12.04 as I start to work my way through an la union farm lot for sale Roy, W7EL, explains antenna modelling using EZNEC - YouTube 0:00 / 1:17:29 Roy, W7EL, explains antenna modelling using EZNEC 2,562 views Dec 3, 2021 53 Dislike Share Save G-QRP Club 1.13K...Using the EZNEC Application. EZNEC Versions EZNEC versions Calculating Engine Segments Price EZNEC-ARRL NEC-2 20 * EZNEC 5.0 Demo NEC-2 20 Free EZNEC 5.0 NEC-2 500 $89 EZNEC+ 5.0 NEC-2 1500 $139 EZNEC Pro/2 NEC-2 20,000 $500 EZNEC Pro/4 NEC-4 20,000 $650 •EZNEC-ARRL 3.0 is included on the ARRL Antenna Book CD 20th Edition. clallam county building setbacks The graphic above shows the EZNEC modeling result for the Vertically Polarized 40m Delta Loop. This design tends to concentrate the radiated energy at the lower takeoff angles, which optimize the antenna for long DX contacts. 40m Horizontally Polarized Delta Loop PatternFor beginners and for those interested in EZNEC, download the EZNEC presentation below. It may be used for presentations or talks in radioclubs with source reference. EZNEC presentation (English) PA3A Ten behoeve van beginners met en belangstellenden voor EZNEC is de volgende presentatie / lezing beschikbaar. la barbie wife I use EZNEC+on a very regular basis (multiple times per week) and have found it to be invaluable in getting designs worked out that perform in practice just like the models predict. The late L.B. Cebik has written numerous articles and books using EZNEC examples and this makes this tool excellent for the beginner.The “best” wire to use for a wire antenna must have the (conflicting) properties of: 1.Lowest possible price. 2.Lowest possible RF resistance. NB because of skin affects at RF, the low resistance only *needs* to be the outer coating whilst the centre (if required) can be a different metal (e.g. steel for strength).EZNEC Pro/4 use the U.S. standard, because most compiled versions of NEC-2 and NEC-4 expect and produce files using this convention. Please let me know if.AutoEZ (Auto mated use of EZ NEC) is a separate application that can enhance the power of EZNEC by allowing variables to be used in place of or in addition to any numeric value found in any part of an EZNEC model, such as wire End 1/End 2 XYZ coordinates, the number of segments in a wire, the magnitude and/or phase of a voltage or current source, the R+jX or RLC values in a load or L network ... model train display case “How to Start Modeling Antennas Using EZNEC” by Greg Ordy, W8WWV Chapter 9 Supplemental Articles “Designing a Shortened Antenna” by Luiz Duarte Lopes, CT1EOJ “A 6‐Foot‐High 7‐MHz Vertical” by Jerry Sevick, W2FMI “A Horizontal Loop for 80‐Meter DX” by John Belrose, VE2CVEZNEC Download Download EZNEC If your download is not starting, click here. Thank you for downloading EZNEC from our software portal You are downloading EZNEC, version 6.0.29. The download was scanned for viruses by our system. We also recommend you to check the files before installation. The software is licensed as trial.I have started a series of tutorials on how to use EZNEC for basic Yagi Modelling and if successful, will move on to other antenna software packages too. Please follow on YouTube and let me know if there is any particular subject you would like to see. Below is an example video covering establihsing and applying DL6WU stacking formulas: audi shudders when accelerating “How to Start Modeling Antennas Using EZNEC” by Greg Ordy, W8WWV Chapter 9 Supplemental Articles “Designing a Shortened Antenna” by Luiz Duarte Lopes, CT1EOJ “A 6‐Foot‐High 7‐MHz Vertical” by Jerry Sevick, W2FMI “A Horizontal Loop for 80‐Meter DX” by John Belrose, VE2CVOct 12, 2022 · 1 Using It's and Its Correctly in Sentences 2 Practicing Using Its/It's Correctly in a Sentence Other Sections Questions & Answers Tips and Warnings Related Articles References Article Summary Co-authored by wikiHow Staff Last Updated: October 12, 2022 References Like most English speakers, you probably confuse "its" with "it's" on occasion. elaine antiques wells maine How to install EZNEC Pro+ - Anti-virus programs more commonly interfere with EZNEC Pro+ installation than with the program itself, so successfully disabling anti-virus …Hopefully this model will show how and Eznec model should show the currents. Also note that the gain, angle, and SWR will not change from model to model in this 3 model series for 3 different applications using Eznec. You will see a little difference in the currents distribution area, magnitude, the sign (+-) of the currents, and the complex ...EZNEC Pro. This will have all the features of the current EZNEC Pro/2 (internal NEC-2 calculating engine) and will additionally be able to run external compiled NEC-4.2 and NEC-5 programs furnished by the user. Please keep in mind that NEC-4.2 and NEC-5 are copyrighted software that must be purchased elsewhere. kansas city kansas construction projects 2022 Using EZNEC to design a compact 23 cm band Yagi array Rick Campbell March 2015 On the home EZNEC screen, enter the frequency: 1296 MHz, an appropriate file name, and click on the title “23cm5el Clean” to name the antenna design. Next, click on the Wires tab to enter a set of wires as shown on the following page. The antenna will need a source.EZNEC now free. I am surprised this didn't get posted yesterday, but EZNEC Pro is now free. I have been using the "Plus" version since v4. I downloaded it yesterday morning. The original free version was limited to something like 20 segments which made it not very useful at all. The Pro version allows something like 45,000 segments.For beginners and for those interested in EZNEC, download the EZNEC presentation below. It may be used for presentations or talks in radioclubs with source reference. EZNEC presentation (English) PA3A Ten behoeve van beginners met en belangstellenden voor EZNEC is de volgende presentatie / lezing beschikbaar.Note that EZNEC is a Windows program. Version 5 runs well in a Virtual Box with Windows 2000 or higher under Linux. The newer versions prefer real Windows 7 or … business central save report as pdf EEE404/591 Dr. Chao Wang Page 2 of 3 Familiar yourself with the above steps by watching and following along with the instructor’s videos. You can also learn more about the debugging process and the IDE by reading the quick start guide and the user guide. 5. Set SIZE to a different value and change the two arrays to a different set of numbers (but … xwv Using EZNEC to design a compact 23 cm band Yagi array Rick Campbell March 2015 On the home EZNEC screen, enter the frequency: 1296 MHz, an appropriate file name, and click on the title “23cm5el Clean” to name the antenna design. Next, click on the Wires tab to enter a set of wires as shown on the following page. The antenna will need a source.It is just that, compared to EZNEC, 4NEC2 and the likes ... any one of VE3SQB's programs is so darn easy to use! :-) In addition, his software installs ... ncdot jobs EZNEC now free. I am surprised this didn't get posted yesterday, but EZNEC Pro is now free. I have been using the "Plus" version since v4. I downloaded it yesterday morning. The original free version was limited to something like 20 segments which made it not very useful at all. The Pro version allows something like 45,000 segments.FWIW: I also use EZNEC and it has a transformer element. I read that the 2NEC4 import of .EZ files does not support import of that element. I tried and it did fail. Any reference links to Y parameters for transformers would be helpful as would an example nec model that has a transformer. The later asking a lot I know. 73, Mike / KA4CDN K3MRIGetting started with antenna modelling using EZNEC piranha32 456 subscribers Subscribe 1.6K views 2 years ago VIENNA Roy Lewallen, W7EL, author of #EZNEC, explains how to model your first... polaris general clicking noiseread EZNEC files and run them, as well as create NEC input decks from the EZNEC model. From time to time, this can be quite handy, especially if you find yourself starting to use …MMANA-GAL is a popular antenna design, analyzing and modelling software tool, that is relatively easy to learn and use. It is arguably simpler, and in some cases more powerful, than other antenna modelling software such as EZNEC or 4nec2, and that is why it has become popular for relatively simple antenna modelling. ww2 marine uniform for sale The next several graphs are examples of the output obtained using EZNEC. Simulations for the various configurations were conducted to investigate the impacts of leg lengths, Delta height, and feed-point. Angle of 30o Frequency 3.53 Circumference 293.3025 Base Angle 30 Angle at Top Y 78.59018 X 136.1222 X/2 68.06109 h 39.29509 Above Ground 6EZNEC is a popular antenna modelling program created by W7EL which is based on the 'Numerical Electromagnetics Code' or NEC. With a NEC based antenna modelling program it is possible to design antennas by modelling their geometry and connections, and then simulating parameters like radiation pattern gain and VSWR. You can also determine the effects of height, roof angles, nearby objects and more. vernon upholstered barrel accent chair ANTENNAS (2nd) – Krause. Antenna Modeling Course (Google this). How to Start Modeling Antennas using EZNEC. Greg Ordy, W8WWV Contest University Dayton 2011 ...This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. By continuing to use this site, you are consenting to …Short video demo of the EZNEC v5.0 (the free version) antenna design programEZNEC or any electro-magnetic design tool is essential for proper design of phasing coils. Otherwise the only method left is trial and error prototypes. Conclusion Improvements to the Super-J are possible and practical by replacing the phasing stub with a phasing coil of proper length. kosher home rentals To check that, we use the bent tube design with nominal sbc=1.65mm (valid for EZNEC) and vary that by +/- 2mm. All element lengths including the dipole are tuned by that diffence. The difference in sbc to Hartmut's EZNEC simulations seems to be 1mm or less. 1mm change corresponds to ~1 MHz frequency shift in resonance.EZNEC Model Collections Note that most models you find online and CD-ROM will be designed for the fully-functional version of EZNEC that allows many more segments than the demonstration version. You will have to reduce the number of segments in the View Wires window, resulting in a less accurate simulation as noted in the book.Note that EZNEC is a Windows program. Version 5 runs well in a Virtual Box with Windows 2000 or higher under Linux. The newer versions prefer real Windows 7 or …EZNEC or any electro-magnetic design tool is essential for proper design of phasing coils. Otherwise the only method left is trial and error prototypes. Conclusion Improvements to the Super-J are possible and practical by replacing the phasing stub with a phasing coil of proper length. virginia trout stocking schedule Using EZNEC to design a compact 23 cm band Yagi array Rick Campbell March 2015 On the home EZNEC screen, enter the frequency: 1296 MHz, an appropriate file name, and click on the title “23cm5el Clean” to name the antenna design. Next, click on the Wires tab to enter a set of wires as shown on the following page. The antenna will need a source.But imo, something that doesn't show up on a lot of lists is that you need a stock of parts and you need to settle on a method of construction that you can use for rapid prototyping. A soldering station is important, but it's not a construction method. For RF, you can't really go the maker route and use breadboards. vergi dairesi calisma saatleri It’s a known fact that EZNEC, EZNEC+ and EZNEC Pro/2 models [can in some circumstances] be inaccurate as they use the NEC2 calculating engine. We can’t …A shunt fed tower is pretty simple: run a wire parallel to the tower, attach it to the tower where the resistance part of the impedance is 50 Ω and use one (gamma match) or two (omega match) capacitors to tune out the net inductive reactance at the base of the gamma rod (or wire). It is straight-forward to model the antenna in NEC2 (I use ... ford 390 engines Using EZNEC to design a compact 23 cm band Yagi array Rick Campbell March 2015 On the home EZNEC screen, enter the frequency: 1296 MHz, an appropriate file name, and click on the title “23cm5el Clean” to name the antenna design. Next, click on the Wires tab to enter a set of wires as shown on the following page. The antenna will need a source.AutoEZ (Auto mated use of EZ NEC) is a separate application that can enhance the power of EZNEC by allowing variables to be used in place of or in addition to any numeric value found in any part of an EZNEC model, such as wire End 1/End 2 XYZ coordinates, the number of segments in a wire, the magnitude and/or phase of a voltage or current source, the R+jX or RLC values in a load or L network ...The paper proposes a new antenna design that consists of a perfectconductor rectangular patch with a quasi H-shaped slot using a flame retardant substrate and an aluminum ground plane.In order to improve the gain while keeping a modest antenna size, an empirical parametric study is performed using the CST Studio Suite software.Designing antennas that conform to a particular structure has ... fake phone number for verification Log In My Account ej. ff; vsI am currently using EZNEC 5 and am very happy with the program. I started out with the EZNEC demo program in the ARRL Antenna Book and then purchased EZNEC 5. It is easy to use and has a very good and easy to search help function. It is great for modeling your own/others ideas for your location. It contains a wealth of information. torrington high school athletics (EZNEC provides the NEC-user with the MININEC ground system, but it has lim-ited use for most modelers.) Modern fast computers let us zero in on the high ac-curacy ground for all of our work that places the antenna over earth. Since all of our models so far have been horizontal, we have simply used the program default “average” ground values.The next several graphs are examples of the output obtained using EZNEC. Simulations for the various configurations were conducted to investigate the impacts of leg lengths, Delta height, and feed-point. Angle of 30o Frequency 3.53 Circumference 293.3025 Base Angle 30 Angle at Top Y 78.59018 X 136.1222 X/2 68.06109 h 39.29509 Above Ground 6EZNEC uses the "correct" method of calculating effects of near field wires, unlike the two-media model. To reiterate, impedance calculations are probably not sensitive to the …They use some kind of matching network to trasnsform the very high impedance at the end of a half-wave wire to about 50 Ω. Generally, they are not usable on bands for which they are not a half wavelength long. You can't, for example, generally use a 40m EFHW antenna on 20m. End-fed wire antennas are a different beast. porn hub natasha nice Use of EZNEC Pro/4 and EZNEC Pro/4+ require a license from Lawrence Livermore National Laboratory (LLNL) because of their incorporation of NEC-4.2 …EZNEC is a popular antenna modelling program created by W7EL which is based on the "Numerical Electromagnetics Code" or NEC. With a NEC based antenna modelling program it is possible to design antennas by modelling their geometry and connections, and then simulating parameters like radiation pattern gain and VSWR.The goal is to avoid interactions with the main antenna element (or elements) that might change the performance reports. In version 5 of EZNEC, the program can create these remote wires as virtual wires that need not show up in either the wire table or the view of the antenna. Instead, the view indicates the existence of the virtual wire, but ...Antenna Modeling a Modified Dipole with EZNEC 6+ ( #207) 12,038 views Jun 28, 2019 Let's do some antenna modeling. An Oggie asked me to model what happens if you attach a half-wavelength wire... learning task 2 read each question carefully choose the letter of the correct answer Here's an easy solution: Add some short, steeply angled wires on each side --between the feedpoint insulator and the existing wires-- to get them away from each other. (Commercial multiband fan dipoles do this.) After that, you can adjust the length of each dipole to compensate for their interaction with each other.Using EZNEC to design a compact 23 cm band Yagi array Rick Campbell March 2015 On the home EZNEC screen, enter the frequency: 1296 MHz, an appropriate file name, and click on the title “23cm5el Clean” to name the antenna design. Next, click on the Wires tab to enter a set of wires as shown on the following page. The antenna will need a source.EZNEC plots azimuth and elevation patterns; tells you gain, feedpoint impedance, SWR, and current distribution; finds and reports beamwidth, 3-dB pattern points, f/b ratio, takeoff angle, sidelobe characteristics; and more. All information, including patterns, can be displayed on screen or printed on any Windows compatible printer. who does the singing in time for me to come home for christmas EZNEC Demonstration •Create a half-wavelength 20m dipole resonant at 14.250 MHz •Manipulate dipole in EZNEC to show how to tweak your design and make easy …For beginners and for those interested in EZNEC, download the EZNEC presentation below. It may be used for presentations or talks in radioclubs with source reference. EZNEC presentation (English) PA3A Ten behoeve van beginners met en belangstellenden voor EZNEC is de volgende presentatie / lezing beschikbaar. palmetto citizens credit union Using EZNEC, we see the gain of a lossless dipole in freespace is 2.14 dBi. Adding a second collinear element with close end-to-end spacing, which doubles antenna size, we have: We now have 3.71-2.14 = 1.57dBd gain. We doubled antenna size, but gain increased only 1.57 dB. Looking at Jasik's collinear gain graph, we find very close agreement. elf bar bc5000 wholesale price See the file Readme_EZNEC ARRL.pdf for further details. Very complex models (such as some of the stacked VHF/UHF models in Chapter 18, for example) are also provided for completeness, but they must be run using the professional version of EZNEC, EZNEC Pro, which is not included with The ARRL Antenna Book. EZNEC Pro canEZNEC sums up the contributions of all the RF currents flowing in all surfaces of an object to calculate the resulting far-field radiation pattern. You will use this program to explore the basic fundamentals of antenna patterns and gain and then will develop a project using it. Above is the EZNEC main control panel.Here's an easy solution: Add some short, steeply angled wires on each side --between the feedpoint insulator and the existing wires-- to get them away from each other. (Commercial multiband fan dipoles do this.) After that, you can adjust the length of each dipole to compensate for their interaction with each other.22 Feb 2016 ... So it appears pros use tools such as HFSS and CST that cost $$$. ... The ARRL Antenna Book also includes a copy of EZNEC with fewer ... 1969 mustang project car for sale craigslist