For a given frequency, the feedpoint impedance is calculated, along with theoretical. Al christman, k3lc, used eznec4 to model a variety of radial ground systems. Full text of antenna theory analysis and design 3rd ed. This core, named mininec, was severely restricted in terms of antenna complexity, when compared to nec, but produced adequate results for basic antennas when run on home computers. A reconfigurable antenna is an antenna capable of modifying its frequency and radiation properties dynamically, in a controlled and reversible manner.
Zip 1 when running mnn3, please make sure that your screen resolution is at least 800 x 600. Living in the hills and far from the tv transmitter probably 4 channels is the most ill get. Unfollow mini state antenna to stop getting updates on your ebay feed. The main category is antenna analysis software that is about software,antenna analysis software, for ham radio operators and hams. It is often stated that mininec is just a little version of its big brother, nec2. Antennacraft mini state 5ms9000 manual pdf download. New mininec euram eznecelnec antenna modeling software force 12 antennas under. Yagio is similar to lpcad, it uses keyboard commands instead of a mouse menu. Make cable connections to the ministate antenna as mounting the antenna described in the ministate antenna installation manual. Asap, antenna scatterers analysis programoriginally developed by j. Cambridgebased business software firm pegasystems said friday it has acquired mobile application development platform company antenna software. The latest w7el nec software packages are windowsbased and employ similar. Through the years, improvements were made to both cores.
Zip here is a link to the latest version of my mnn3 executeable file mnn3. The international maritime organization has designated navtex as the primary means for transmitting coastal urgent marine safety information to ships worldwide. The w8io antenna site yagio software 23 march 2016 yagio yagi design by w8io. Mount both of the mounting brackets to the ministate note.
Discussion of over the air hdtv reception and a map of available tv channels in new jersey. Mininec should not be confused with nec, which is a large antenna analysis program written in fortran and designed to run on mainframe computers. W7el also makes available eznec, a segmentrestricted version of nec2, and elnec, a version of mininec 3. Haviland, programs for antenna analysis by the method of moments, the arrl antenna compendium, vol. You can read about antenna modeling softwares capabilities and limitations in mininec. Free tv channels in new jersey, us nj antenna tv experts. Wire antenna software free antenna modeling software. Software sites tucows software library software capsules compilation shareware cdroms cdrom images zx spectrum doom level cd.
Hdview360 ministate hdms9100 instruction manual pdf. Mccormack and made available as free downloadable software in the fortran source code and pc executables by r. Table 2 and table 3 are loss data for 40 and 160 meter vertical antennas over average soil. The applied computational electromagnetics society. Necmininec organizations and resources wb0dgf antenna site. Contest log programmer tr log contest log n6tr ct sd dxbase logging software dxtreme software prolog tr log hfvhf logging. Software beta testing was provided by a group of fellow amateurs. Its applications, which are sold under the amp antenna mobility platform brand, enable secure access to customer information and other backend enterprise data and systems. But im completely satisfied with the channels, picture, sound and especially the low price of these rabbit ears.
The program provides ability for changing the language of signs and messages of the program. Ansof simulation software for modeling wire antennas and scatterers. Mininec is an independent implementation of the concepts in nec. It runs under windows and can be used to simulate, analyze and optimize wire antennas, beams, verticals, etc. Nec4win nec4win is a 32 bits commercial antenna simulation software based on mininec3 developed by the naval ocean systems center in the 70s and 80s. The w8io antenna site mininec 3 updated 24 july 2016 mininec history.
Although antenna modeling is a skill which, like all skills, comes with a learning curve, any motivated radio amateur can learn the basics of eznec with a little patience and modest effort. Optimized for itemlevel operation, the impinj rfid reader antenna family delivers performance, quality, and reliability necessary for robust item intelligence solutions. We could say these softwares are user interfaces that handle a data set, namely an antenna geometrie and a. Antennacraft programmable direction ministate tv antenna hdms9100 the directional, rotating antenna provides excellent reception of hdtvvhfuhf tv channels in most viewing locations. It has no time limit or other restrictions, and its free. Antenna modelling software based on nec2, nec4, mininec kernels is a frontend to the named kernel. Best software for ham antenna simulation time owned. View antenna display, showing the wires making up the model of the fiveelement beam, with currents and 2d slice superimposed to show orientation. Nec2 information users manual for nec and other information. Antenna, now part of pegasystems, is a leading enterprise mobility specialist that helps global enterprises build, run, and manage mobile applications and content.
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. There are other, non nec or mininec kernel based programs. The antenna can be mounted on a vertical mast, bandpass uhf 470806 mhz or on a short piece of mast suspended from a roof support by a 4 fm trap fixed 88108 mhz, 20 db typical inch wallmount bracket. And other em electromagnetic modelling software based. You can then run multiple eznec test cases while autoez automatically changes one or more. The company develops wireless communications software used by mobile field service and sales workforces in north america, europe, and asia.
Mininec antennamodeling software is powerful and popular. Comprehensive website of lb cebik, w4rnl silent key requires signup to access previously free but recently converted to a subscription services with the online magazine, hundreds of useful tutorials, models, and antenna design notes steve stearns, k6oik, has published antenna modeling for the. Receiving navtex maritime safety information broadcasts. Crossis a methodofmoment antenna analysis program with a more englishlike input system. Mininec pro antenna analysis software black cat systems. For indoor antennas, you should have one antenna per tv, however sometimes you can split a strong signal effectively between two tvs. For a given frequency, the feedpoint impedance is calculated, along with theoretical efficiency.
There are actually significant differences between these two codes. Do i need to cancel cable tv before trying an antenna. Mininec, 4nec2, 4nec2x and hands down eznec gets the vote. The physical design of the antenna is entered such as the lengths of wires and elements. Concerning adding radials to my current antenna, the tuner is mounted in my crawl space against the wall.
Antenna modeling eznec tutorial by greg ordy, w8wwv for intermediate users. If youre on a boat or other vessel, have a macintosh and a radio, and need to received navtex transmissions, then multimode is. It features both ac and dc operation and is excellent for use on recreational vehicles. Featured image all images latest this just in flickr commons occupy wall street flickr cover art usgs maps. From there it takes off at the 32 degree angle as you see in my antenna notes and model. Nsimi offers systems ranging in size from tabletop designs to large precision systems for a wide variety of applications.
The new mininec can handle sharp angles in antenna geometry directly. Yagio runs under windows 2000, xp, vista, win 7 and likely win 8. This link is listed in our web site directory since sunday dec 20 1998, and till today necwin pro has been followed for a total of 31145 times. With the proliferation of personal computers and affordable even free software, antenna modeling has become a. 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. Mininec pro is an antenna analysis program for windows and macintosh computers. Pegasystems acquires 250person company, antenna software. More than 40 years climbing experience on amateur radio towers, including rohn25, 45, 55, 65, ssv, bxhbx and more, trylon, us tower, an wirelessand others. For the new comer, a good read if you are an arrl member is lb cebiks sk 4 part. From there the antenna passes through the wall to the outside, roughly 1. Ham radio antenna and tower installation, repairs, maintenance. Antenna modeling software and other utility programs by dan maguire, ac6la autoez automated use of eznec. But you need to know about its limitations to use it effectively. Autoez works in conjunction with the eznec antenna modeling program and allows you to use variables to control diverse aspects of the model.
Havilands article is the only one to come to my attention in the last ten. About necwin pro the resource is currently listed in in a single category. Here is a link to the original mininec files from the nec archive mininec3. Free local ota tv channels in newark, nj cbs, abc, nbc. Impinj offers numerous rfid antennas varying in range, specifications, and frequencies. The original mininec was written by john rockway with a little prodding and support from jim logan. Returned this antenna and put the cheap onn rabbit ears antenna back on the tv. Wilson solar disk drawing astronomy picture of the day. M mana is an antenna analyzing tool based on the moment method introduced in mininec mini numerical electromagnetics code version 3. Antennas core product was the antenna mobility platform amp, which won the gsma global mobile award for best mobile enterprise solution at. Microcomputer analysis of wire antennas rockway, john w. Software version author, type of yagi design, inputopenimport file formats, saveexport file formats, price. Antennacraft programmable direction ministate tv antenna.
The uv protective housing is made of impactresistant filled copolymer, making the exterior resistant to weathering. Outdoor antennas typically can support anywhere from 14 tvs depending on the antenna model and wiring of your home. Antenna design and software from g4fgq loaded many antenna design programs, coax rating, ferrites and toroids, groundwave propagation. Antenna modeling for beginners american radio relay league. We could say these softwares are user interfaces that.
Emas is available from msc, mount laurel, new jersey, 609. Nsimi is the world leader in providing turnkey nearfield antenna measurement systems with over 450 systems delivered worldwide. The numerical electromagnetics code, or nec, is a popular antenna modeling system for wire. Recommendations and tips on choosing the best hdtv antenna. The results are published in the document maximumgain radial ground systems for vertical antennas, 2004. Cebiks antenna site w4rnl hundreds of antenna articles. Propagation og software sunspots and the solar cycle propagation dx qsl net w6elprop download site solar resources mt. Nec4 antenna software nec based antenna modeler and. But i find this approach quite useful to understand how the issued software works, which is the first step to improved handling of such. Yagio allows you to create dl6wu long yagi antennas on any frequency. Antenna, now part of pegasystems, is a leading enterprise mobility specialist that helps global enterprises build, run, and manage mobile apps and content. Ministate antenna limited warranty to antenna we warrant that if anything goes wrong. Founded in 1998, the company was acquired by pegasystems in 20.