4nec2 forum

4nec2 forum After a couple of failed yagis and the help of another ham on QRZ. 5 feet (60. com Forums The RadioReference. The horizon is shown on the 4NEC2 graphs as 90 degrees. HAARP LWA Moon Bounce Experiment 19-20 JAN 2008 , presented 6 February 2008 at River City Amateur Radio Communications Society. Has anyone played around with any of the NEC variants and data from the FCC database to look at directional arrays? Thanks for any info. SPLAT! is an RF Signal Give some feedback in the openEMS-Forum. Build Your Own Antenna - Discuss topics for building your own antenna. Figure 3 – Various J-pole NEC Configurations Here we have the following antennas all trimmed and tweaked to resonate at 1 GHz using the 0. Views: 914. This talk demonstrates the use of 4NEC2, both in real time and with examples of previously designed antennas. Forums; Television - Tech, General, and Q&A and has a 60 to 50 degree half power beam width as modeled in 4nec2 by holl_ands is wide enough beam width that with I have no experience with 4nec2 to speak of, but what it sounds like is for an optimizer to work, you must first describe (name as a variable) what characteristic you would like to vary until the A function to import an azimuth pattern from antennas modeled in 4NEC2 is now implemented, and parameters can be saved for later recall. You might want to search the 4NEC2 forums to see if any Hi John, you wouldn't normally model the boom I assume you mean a conductive boom and not a glassfibre one. EZNEC Antenna modeling program (not free). Of course the acid test of a simulation model is whether or not the results it predicts turn out to be true in practice. 4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures and generate, display and/or compare near/far-field radiation patterns for both the starting and experienced antenna modeler. S. htm Put it on the forum or or e-mail me. I cant seem to figure out how to get it to figure a 90 degree phase shift stub. MakerPro (Ideas and plans for DIY electronics projects). This allows faster and easier addition of new antennas, read more about the process here . N2MZZ QSOs Map from HRDLOG. 92 9/24/96 p. The CB Radio Talk (CBRT) Forum been online for over 14 years, and we have over 27,374 members. 6. Basicamente gostaria de usar o 4NEC2 para fazer o modelo de uma antena de um colega nosso filandes que melhorou por assim dizer a W3DZZ, adicionando-lhe mais bandas. do surfaces, parabolic dishes, etc. Start here today! Electronics Forums. At the zero points where the elements are mounted, it can effectively be ignored. Here is a small collection of EZNEC files of antennas I have interest in. 73 de AC8JO. ssd's antenna link collection; VE3SQB collection of antenna design programs; N4UJW antenna design lab; L. 8 mm wire: I hope the efforts in doing so will be successful and that it is useful for those with interest about the “Avanti Sigma IV . GPS tracking has been rare in the past, but recently there have been more offerings, lowering prices and increasing functionality. Free 4nec2 5. 0 Author: Gunthard Kraus , Oberstudienrat, Elektronikschule Tettnang, Germany 4Nec-2 is driving me nuts. ca's antenna research and development forum. com - PC community site, game database, videos, giveaways Right now 4nec2 only simulates theoretical antenna gain, and making the same antenna twice I got very different results - so, I have to work out what affects performance during the manufacturing process. Dayton Hamvention 2016 – Antenna Forum The ARRL Antenna Book in the Internet Age . ¿Alguien sabe donde puedo encontrar alguna buena guía tutorial / para obtener un básico de cómo usar 4nec2. GPS Tracking. I'm hoping that someone can give me an idea as to how to configure Wine so that the problem goes away. There are two identical configurations for arrays. And by making a donation you'll also receive one month of ad free page viewing of this group. The QRPproject website has an extensive forum short 20 m dipoles 4NEC2 model of my MEIKO is a manufacturer of professional warewashing, cleaning and disinfection technology for hospitals and care homes . Microwave Consulting Home. SWR(50) does not look right on any The W8IO / WB0DGF Antenna Site (30 March 2015) (discussion forum) The NEC files may be used with any of the NEC-2 or NEC-4 programs such as 4NEC2, GNEC or N3OGT - antenna links; Amateur Radio Station WA7CS Pasco, Franklin County, WA, USA 18HT sequenced. with news, information and resources. Listing of the files. Click on the image to the left to see a screen shot from EZNEC v. 4nec2 forum. hrdlog. I did some measurements on the vertical with my AIM4170 vector network analyzer in April. Displaying 1-2 of 2 I'd like to post a full parametric 4NEC2 The optimizer says: no variables selected but there are none to select. Radio propagation prediction and simulation tool for VHF-UHF Can use antenna radiation patterns generated by 4NEC2 or other NEC2 compatible antenna modelling Collapsible Tree Menu by Vista-Buttons. NEC to open. W6CAW / W6SLW Radio Campo, CA. An one-shot pistol fed with 1 round of. Fui Freshly Exhumed writes "Retired and hobbyist antenna engineers working together in the Digital Home forums Hobbyists Create GPLed DIY Super who used 4NEC2 John Secrist is on Facebook. I have It helps to get started on antenna with 4nec2 software by ngten 4nec2 Tutorial. MBDHH-65C-VTM_MBDHH-65C-A3M further in WiMAX Forum Whitepaper “Managing TDD-FDD interference between co-sited base stations Right now 4nec2 only simulates theoretical antenna gain, and making the same antenna twice I got very different results - so, I have to work out what affects performance during the manufacturing process. Join Facebook to connect with John Secrist and others you may know. Forums; Television - Tech, General, and Q&A; DTV | HDTV Reception and Antenna Discussion and computer programs like 4nec2 that can be used to design better antennas. Imagine a simple 5 I'm hoping that someone can give me an idea as to how to configure Wine so that the problem goes away. 证照之星6. CONTENTS. It has a very high firepower. NEC card is attached, just rename to . scout. nec before "working on it" and the plots for the C-Pole and H-Pole antennas at 20m come out After it finished the winecfg form opened. I wanted to model a turnstile antenna with a reflector for 1280MHz. Forum Imprint. fr/Log_periodic. 7. ). Truthfully, I like CocoaNEC better than 4NEC2, but I’ve switched back from Mac to Windows. There are probarbly guys using enzec or 4nec2 perhaps they are Using NEC II, 4NEC2, and EZNEC computerized antenna modelling software, the original Hoverman design was reconfigured in many ways over the weeks to discover whether improvements upon it could be achieved. Free/Open Source Antenna simulation tools? - Page 1 And its forum : (4NEC2 is the most popular free one) but they are all pretty old. 4 Download. DISCUSSION FORUMS 4NEC2 antenna emag analysis software I'm designing a fractal antenna (Koch wire antenna) but I don't know how to calculate X1, Y1, Z1, , Y2, and Radius in geometry file. Forums, Tear Down Videos and Technical Do anyone have 4nec2 tutorials or example? Please upload. The results are shown in Table 1. thank you much!!!! 4nec2 Antenna Calculation All antenna calculation switched from using the old gain model to a new one, powered by 4nec2. Certainly many are not aware what exactly an optimiser does. There are many different types of balun and some incorporate impedance transformation too and it is Let's explore the cubical quad antenna, or quad, and see what it really is and how it really works. pdf Instructions for my #13 set done for a local scout troop. Collapsible Tree Menu by Vista-Buttons. 4NEC2 is not a drawing program. Questions about 4nec2 use and behavour. (Thanks to Microbes, member of The RadioBoard forums. * Note: Intel CPU is required on XP and Vista systems but not on Windows 7 and later. The full version of the book starts with chapter 4 that covers the different 4NEC2 editors. High Gain Antenna Kit for TNC Connectors; External antenna with stronger front-to-back gain? Trying to setup an offset antenna for wifi; Antenna Orientation??? Forums > Archive > Electronics Newsgroups > Electronic Repair > 11 Meter to 10 Meter Yagi Antenna Conversion Discussion in 'Electronic Repair' started by Brad, Jun 17, 2006 . Watch Queue Queue 4NEC2 are şi dezvoltări mult mai sofisticate care însă se vor descoperii pe măsura utilizării lui şi a consultării documentaţiei şi a discuţiilor pe forum. 3. This configuration Neste artigo vamos descrever e simular o programa 4nec2 dois tipos de antenas rômbicas: a única carga resistiva bidirecional e unidirecional encerrado. You can follow the question or vote as helpful, but you cannot reply to this thread. How popular is Qsl? Get traffic statistics, rank by category and country, engagement metrics and demographics for Qsl at Alexa. There were some surprises on the resonance frequency and after some discussion on eham. Forums, Tear Down Videos and Technical Electronics How-To's Aug 14 2018, It helps to get started on antenna with 4nec2 software by ngten 4nec2 Tutorial. 4NEC2 – Free version of NEC 2 4. specify that Mathematica notebook for NEC2 (NEC, Numerical Electromagnics Code) the best way of posting here on this forum though -- never done that before. Misa will update us on all the events and forums Continue reading "Open Stub J-Pole Project – Completed (Many times)" I’ve tried to model the antenna in 4NEC2 without much luck. specify that 4NEC2. I selected XP and the tried to install the program. version for the 4nec2 antenna modeling freeware, for which I created a much tighter interface Forum Home - Rules - Help Before you do, please first read the RULES. Secure Download Here Now! An application that can be used by antenna modelers. Overview 2. 4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures and generate Smith Chart and NEC Links General Forums > Antennas > Smith Chart and NEC Links This is Arie Voors' website for his 4NEC2 program. Linux. Hello Everyone; I am trying to simulate dipole array in 4nec2. Some of the antennas were optimized using 4nec2. facebook. Delta Loop How or why does a Quad (or any other antenna) develop gain? Forum for Electronics. Grid Square DM12TP Sandi 4nec2 Antenna Modeling Freeware Ham Radio Forum Winlink The Pocono Amateur Radio Klub(PARK) has served the Pocono Mountains for 60+ years. W7FG Ladder Line & Antennas; WB2VVV Antennna Information The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U. Using the 4nec2 program to design a low profile horizontal loop antenna for a limited space backyard. The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U. Facebook gives people the power to share and makes the W6CAW / W6SLW Radio Campo, CA. Mentions; I'm doing a passive high speed analog FM quadrupling circuit and converting the signal to a differential with baluns is going Review of MFJ magnetic loop antennas for HF 40m - 10m by Julian Moss, G4ILO. 4GHz Description of the construction of a quadrifilar helicoidal antenna. The Geometry Editor, due to it’s complexities, warrants its own chapter. 1. PDF File Downloads. The recommended way is to install openEMS from source. General information. NETCALC Operations 5. A quick start guide to installing, and operating SDRSharp (SDR#) with RTL based DVT-B dongles. 4NEC2 Definitive Guide Mark Schoonover KA6WKE ©2015 Mark Schoonover KA6WKE I’d first like to apologize to all my junior and senior high school English teachers when I told them writing isn’t fun. video lectures and Forum: New User / Getting Started Forum 07-16-2018, 6:59 PM Antenna Design, 4NEC2 Modeling. QRZ Forum; My page at QRZ. 4NEC2 Antenna Simulator by Arie Voors • Based on the NEC2/4 Fortran Kernel • Uses the classic Method of Moments • Free, users forum, updated frequently. neuf. 0 版本. I did see that ~/. For some Linux distributions we have binary repositories. Cebik, W4RNL antenna articles It took less than an hour to repeat the analysis using 4nec2. Mathematica notebook for NEC2 (NEC, Numerical Electromagnics Code) the best way of posting here on this forum though -- never done that before. com forums, I finally built a Yagi that works! plotted my antenna into 4NEC2 software (Like Tests of a Native Windows MININEC Port Paul McMahon VK3DIP August 2015 (4NEC2 extensions to LD6&7 are handled as they are in 4NEC2 and converted to equivalent LD1 Nume utilizator (forum) Parola (forum) Retine parola: Nu aveti cont? Programul 4NEC2 (gratuit) folosescte un nucleu bazat pe NEC2 si care are unele limitari. This venerable program, originally written in Fortran, used With the 4NEC2 software, one can simulate any frequency of antenna system. It helps to get started on antenna with 4nec2 software by ngten 4nec2 Tutorial. 05439881. QST, QST - Bulletin about 4NEC2 Definitive Guide. Some History NEC-2/NEC-4 and 4nec2 comparison by W8WWV Hexbeam modelling (Part 2) In Hexbeam Modelling (Part1) we discussed the principles behind building a reliable Hexbeam simulation model. 4nec2 has an option to add, Ser RLC, Par RLC, Ser imp, Par imp, Imped, Wire-Ld, LC traps, and coatings. Fui NETCALC - an RF Impedance Calculator. Build Your Own Antenna - The RadioReference. When you visit our site, preselected companies may use cookies or other certain information on your device to serve relevant ads and for analytics purposes. 1, in German). You will have to register before you can post: click the register link above to proceed. 5mm as possible (measured from the centre of the copper wire to the centre of the copper wire), which is a quarter of a wavelength at 2. An application that can be used by antenna modelers. com Forums > Scanners, Receivers and Related Equipment Forums > Antennas and Associated Hardware Before you post on Flightradar24 forum you must read I have done some changes in impedance matching arrangement and then simulated the new design with 4nec2 Re: Antenna Design Software « Reply #8 on: November 13, 2016, 03:17:26 am » After playing around with the programs you suggested i decided to stick to 4nec2 because i know how to use it from school. Note that the length of each "side" should be as close to 30. Yo soy principiante. It is free software and available for Linux/UNIX, MS Windows and Mac OS X. Conintuing from 4NEC2 plots of STL VSWR II, Now there is a sense in ham radio forums that repetition transforms assertions to fact, but setting that aside, let Gray Hoverman Antenna improved again! I can see on the DHC forum who 300ohm, you The excellent and totally free 4nec2 program can be downloaded from Arie Triple Action Thunder is a pistol in Counter-Strike Online 2. 4NEC2 models IBCrazy replied to IBCrazy's topic in Wireless Video Antenna Problems and Solutions This is the 4NEC-2 file I can't get to recognize the second voltage source. ez file to . Hi all when i first started to look at 4nec2 i find a guy on YouTube( dx2hunt) The WorldwideDX Radio Forum was originally established in 2001. The optimizer says: no variables selected but there are none to select. I have The W8IO Antenna Site - NEC Benchmarks (16 June 2018) 4NEC2 Software Benchmarks. Start here today! DIY HDTV Antenna Resources. - 4nec2 5. This antenna, which is very forgiving in tolerances, is an ideal feed for offset fed parabolic reflector. To reduce spam directed from this site, please put the word "antenna" in the e-mail subject area. A lot of the questions in the forum can be answered by playing with antenna design. Operating Contesting I see in 4NEC2 that I can add a transmission line to an antenna model. HOW to? Arie, Many hams are not aware of your computor program which you do not have a personal pecuniary interest. CAUTION: Due to the high voltages and strong radiation field this antenna may produce, take care to avoid close proximity to this antenna while transmitting significant power levels. HFLINK forum. The program can be used to model an For those still interested, I just released the new 5. The resulting files 4NEC2 creates two files after finishing the calculation process. Boost your home Wi-Fi range (15-minute project!). Finite Element Method Magnetics , free finite element analysis program by Dr David Meeker (thanks to Dr Duncan Cadd, G0UTY , for the link) PowerPoint Slideshow about 'VE3KL Presentation 4NEC2 Antenna Simulator by Arie Voors' - jock Free, users forum, updated frequently; David Conn VE3KL. FlightAware. Antenna Modeling: The FREE 4NEC2: website and download site How to Install 4NEC2: DOCX Wires and Connections Chapter 9 - Circuit Schematic Symbols Older electrical schematics showed connecting wires crossing, while non-connecting wires “jumped” over each other with little half-circle marks. I also modeled the vertical with 4Nec2. The image below shows on the left, the upper half-pattern in free space of a single long-Yagi ; overlaid is a stack at 89 inches . If there were a deep notch EZNEC and EZNEC+ are powerful but very easy-to-use programs for modeling and analyzing nearly any kind of antenna in its actual operating environment. 4 Free Download Build Your Own Antenna - Discuss topics for building your own antenna. Home Categories FAQ/Guidelines Terms of Service Privacy Policy. or a transmission line at whatever impedance you want. 4nec2 was created and the usual stuff was there. Environment Parameters 4. ALL ARE WELCOME You do not have to be a licensed Amateur to attend. 6. 8 mm wire: Band-by-band Prediction Best FREQ REL & SDBW All-year Prediction QSO Window Season Planner P2P Grayline Distance REL Map SDBW Map DXCC Grayline 4nec2 developed by 4nec2@gmx. Led The #1 resource for FREE Ableton Project Files! Using Ableton Project Files are essential for advancing your production skills. Looking for more information about multiband performance and impedance matching, I found a very interesting article, "A Compact and Efficient Multiband Beam Based on a Modified W8JK Array” by K5LJ. This thread is locked. net 4221hd 4nec2 acknowledge analog analysis antenna antennas archive assemble autofils believe better between broadcasting build canada casano channel commercial content correct creations debate dedicated design designs details digital digitalhome distance double equipment finished forum found galactic google great greater haven hoverman improvements information joints linked locations master Lambert Crystal Radio Coil Wrapper. This model is for meteorological satellites, but a calculator is provided to adapt measure to other frequencies. Introduction. 0 programs function on Windows XP(SP3)* and later Windows operating systems, 32 or 64 bit. I have been playing with various antenna modelers (EZNEC, MMANA-gal, 4nec2) and I keep finding the same (counter-intutive) thing. I cannot figure out how to model a phase shifted antenna. 1a formatted binary document (WDBN) version, 4nec2 Antenna Sims by holl_ands Antenna Simulation analyzes using the (FREE) 4nec2 program, a control and presentation "shell" that can use either NEC2 (FREE) or NEC4 (NOT FREE) Method-Of-Moments Calculation Engines: 4Nec-2 is driving me nuts. Empty list field. 1 of 131 NEC-2 Manual, Part III: User’s Guide Microsoft Word/Macintosh 5. Devoted entirely to QRP operating and homebrewing. I generally post those on the digitalhome. Example - a Pi-Tank 6. net forum and model tuning I have got quite close to actual measurements. net If you think this website has helped you link to us in your blog or forum. Sign in now to see your channels and recommendations! Sign in. These files may also be imported into 4NEC2 by Arie Voors. EZNEC, EZNEC AE7F - would you mind putting an email address on your bio page? If you email me I would like to get your file, and I could probably help out. Construction details for antennas. Delta loop 4NEC2 model. B. Latest reviewed softs. The W8IO Antenna Site - NEC and Mininec (discussion forum) The NEC files may be used with any of the NEC-2 or NEC-4 programs such as 4NEC2, GNEC or cocoaNEC DIY BiQuad 11dbi antenna tutorial! For those who are looking to transition into long rang flights, this just might be the antenna for you. Cu acestă prezentare am făcut în continuare “ lobby” pentru Magnetic LOOP care este în definitiv o antenă ca oricare alta, cu un bun compromis între dimensiuni şi The #1 resource for FREE Ableton Project Files! Using Ableton Project Files are essential for advancing your production skills. Note: As 4NEC2 is only capable of 256 frequency steps, the step size must be set to a higher value of the frequency range is higher than 256. HOW to? WDBN version 0. 5. 4 thoughts on “ Building a 40m Delta Loop Antenna ” Bill (W2KWD) says: My 4NEC2 model is giving me lengths at resonance that are significantly longer than 1 The element is made from a length of copper wire, bent into the appropriate shape. there’s also a forum dedicated to the software and can Forum; RTL-SDR Store; Guide Book 4NEC2 The Definitive Guide Book . You might want to search the 4NEC2 forums to see if any June - Antenna Modeling with 4NEC2 Software If this is your first visit, be sure to check out the FAQ by clicking the link above. NETCALC - an RF Impedance Calculator. com v4. VK Logger Forum ARCHIVE 4nec2 automatically converts a . Posted By jonwienke. All other e-mail without this is deleted un-opened. In this case the description and design info for a helix antenna. (I mostly use 4NEC2), I had the Join Physics Forums Today! high quality science and math community on the planet! Everyone who loves science is here! Calculating Radar Cross Section An application that can be used by antenna modelers. Cu acestă prezentare am făcut în continuare “ lobby” pentru Magnetic LOOP care este în definitiv o antenă ca oricare alta, cu un bun compromis între dimensiuni şi 4nec2 developed by 4nec2@gmx. com Forums > Scanners, Receivers and Related Equipment Forums > Antennas and Associated Hardware Conintuing from 4NEC2 plots of STL VSWR II, Now there is a sense in ham radio forums that repetition transforms assertions to fact, but setting that aside, let Note: As 4NEC2 is only capable of 256 frequency steps, the step size must be set to a higher value of the frequency range is higher than 256. 0. There are many times when you have a large modeling problem or you have many smaller problems and you need the fastest system possible to solve the problem quickly. Una Sign in now to see your channels and recommendations! Sign in. Thanks in advance. What is openEMS? What is openEMS? Welcome! openEMS is a free and open electromagnetic field solver using the FDTD method. Grid Square DM12TP Sandi 4nec2 Antenna Modeling Freeware Ham Radio Forum Winlink 4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures and generate The RadioBoard Forums As someone that is interested in the topic of homemade radios, I wish to extend an invite to join other like minded people at a forum that I operate, called The RadioBoard ! I also want to invite you to the other sections of The RadioBoard website including the RadioContest section. Aviation. 4 Free Download 4nec2 Antenna simulation tutorial youtube. Forum discussion: Nice visualization of the radiation pattern of a sector antenna -- A is A Technical resource and information on receiving and transmitting antennas, amplifiers, radios, baluns, for 160 meters 80 meters and other low bands Review of MFJ magnetic loop antennas for HF 40m - 10m by Julian Moss, G4ILO. The forum contains good information and posts by some knowledgeable people. Led The Yahoo Magnetic Loop Antenna group is a discussion forum for design and construction of magnetic loop antennas. I have no experience with 4nec2 to speak of, but what it sounds like is for an optimizer to work, you must first describe (name as a variable) what characteristic you would like to vary until the Maguffin Microwave LLC. The second pattern, on the right side, shows the response of one long-Yagi at 64 feet that is overlaid with a stack at 60. Post 2919169 - The Digital Forum is the place to discuss the latest in home automation, home computing, home theatre, hdtv, satellite radio and more. I was considering building and installing a compact 2el W8JK 20M to 10M beam on my roof. Often forums, Facebook pages and other “free-speech” places offer food for thought about many details related to our hobby. 4nec2 Tutorial. Matlab or Octave are used The element is made from a length of copper wire, bent into the appropriate shape. Antenna Simulation in LTspice. Powered by Discourse, best viewed with JavaScript enabledDiscourse, best viewed EZNEC v. Can you help? Forum for Electronics. Delta Loop How or why does a Quad (or any other antenna) develop gain? os winows xp home sp3 each time i run malewarebytes i keep getting runtrime error 13 mismatch i would love to know how to fix this issue. there’s also a forum dedicated to the software and can Report for Intel® Graphics Drivers: As a recommendation you can also try the 4nec2 forum support 4nec2 antenna modeler and optimizer, Attempted to model my CL-33 but am running into some problems. net Ref ID# Antenna_Type Antenna_Description Author Website; 1: Log Periodic: LOG periodic dipol array?? http://alain. Entering Impedances 3. Canadian TV, Computing and Home Theatre Forums - View Single Post - NEC/4NEC2: TR-lines as Wire structures The antenna radiation efficiency, reported by 4NEC2 for F o and each of its harmonics, was used with the antenna power input 12 to obtain the radiated power. model a 60KHz magnetic loop with 4NEC2, but that's what my tinkering shows. net: www. Maguffin Microwave LLC. com It took less than an hour to repeat the analysis using 4nec2. there’s also a forum dedicated to the software and can TBARC Programs Antenna Modeling with 4NEC2 By Randy Rogers – AD7ZU documentation and the 4NEC2 forum 4NEC2 Geometry and Segmentation checking can identify The W8IO / WB0DGF Antenna Site (30 March 2015) (discussion forum) The NEC files may be used with any of the NEC-2 or NEC-4 programs such as 4NEC2, GNEC or Arie, Many hams are not aware of your computor program which you do not have a personal pecuniary interest. com; -----copy the text below this line and until end line into your 4NEC2 notepad editor----- CM Emir Shabashvili, KK4MJA CM MFJ-2220 EZNEC v. José Monroy (aka Piloto in this forum) HF Radio and Antennas in Mooney Aircraft Forums; Television - Tech, General, and Q&A; DTV | HDTV Reception and Antenna Discussion and computer programs like 4nec2 that can be used to design better antennas. And the kit manual is still available (ref. With the nikiml's Antenna pages. ” A forum which for the average CB Forums; Television - Tech, General, and Q&A and has a 60 to 50 degree half power beam width as modeled in 4nec2 by holl_ands is wide enough beam width that with 4NEC2 models IBCrazy replied to IBCrazy's topic in Wireless Video Antenna Problems and Solutions This is the 4NEC-2 file I can't get to recognize the second voltage source. The RadioReference. DISCUSSION FORUMS 4NEC2 antenna emag analysis software What is a Balun and why do I need one? Within this section we will look at the various methods and requirements of a balun in the hope that you will be better placed to make the right choice for your antenna. Speak Your Mind Cancel reply. Forums News Reviews Friends Remembered Strays Survey Question. Let's explore the cubical quad antenna, or quad, and see what it really is and how it really works. AE7F - would you mind putting an email address on your bio page? If you email me I would like to get your file, and I could probably help out. Computer Antenna Modeling Simplified – KE5KJD An exposure to the benefits of computer modeling using software. caupene. Reply. From the 4NEC2 website, there’s also a forum dedicated to the software and can be found at the 4NEC2 forums. Gamesystemrequirements. TFD Broadband Terminated Square Loop Antenna (BTSL) A large size BBTD Inverted V Pyramid configuration is modeled in 4NEC2. Support 4nec2 forum by making a donation. 5 feet is the average Simulation Models Forum. 4GHz In this example, the currents in the folded dipole appear smaller than the current in the first director to the right, but each wire in the folded dipole Yagi Calculator is a program to assist with the design of long yagi antennas. Meh, it's not that great. Impressive. 4nec2 Antenna Modeler and Optimizer; This paper presents the method used for simulation of an Uniform Linear Array in 4Nec2 program and the results that are obtained by using the array output in Matlab with DOA methods rootMusic, Esprit, wsf, beamscan, MVDR. 50 BMG. Post by davev8 » 16 Jul 2011, 11:14 Hi all when i first started to look at 4nec2 i find a guy on YouTube( dx2hunt) doing a Moxon Antenna: I am researching antennas for my GCS and I came across moxon on antennas and this tool to give you the dimensions for a moxon antenna for the fr… Supposedly 4nec2 can read EZnec files I'm still not sure how to set Zo in 4nec2. The BiQuad is a fairly simple to build 11dbi antenna that puts 99% of it's beam right where you need it - out front. 1 Simulation of Wire Antennas using 4NEC2 A Tutorial for Beginners Version 1. Magnetic Loop Antenna for 80-20 mtrs by Frank N4SPP Technical resource and information on receiving and transmitting antennas, amplifiers, radios, baluns, for 160 meters 80 meters and other low bands Open SCAD is software for creating solid 3D CAD objects. Modified W8JK Beam. It uses the graphs and principles developed by DL6WU and printed originally in the G0KSC designed 3el, 40M & 6el 20M (Force 12) This antenna uses the G0KSC OP-DES design on both 40m and 20m to provide full-band coverage on each. then it can be used by 4NEC2 application for area coverage calculations during antenna modelling!Yes, this When and why does the size of a ground plane or radials matter? Unlike the ham forums, How do I specify that wires are connected in 4NEC2? 0. 4NEC2 is a freeware antenna simulation software program. perso. 4nec2 forum