It was the successor to my popular propagation program hfprop, which used a fast, but not very accurate propagation modelling algorithm. Both programs use voacap, the underlying engine that does all the calculation based on current solar information. This is a set of six fields which importance appears often at a second reading if you are not used to voacap and havent take the time to read additional documentation to master the program. Tarma no longer would support new windows versions. To help you be in the right place at the right time, propagation prediction programs are available. The resulting study selected voacap as the most highly validated model and it was then included in the ace hf software. Navy funded the authors of ace hf to determine which hf propagation program was the most suitable for their hf networks. In this post i will delve a little further into the software and compare the results against some simple mathematical models. High frequency propagation models icepac, voacap, rec533. Voacap voice of america coverage analysis program is free professional hf propagation prediction and ionospheric communications analysis software. Windows all operating systems 32bit hf propagation models from ntiaits. Now, we will take a look at a software program actually a suite of software programs from the voice of america voa of the us department of commerce. Voacap hf radio propagation forecast software the abbreviation voacap stands for v oice o f a merica c overage a nalysis p rogram.
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. Hf propagation modeling for positional tx with positional rx sites. About hamcap the resource is currently listed in in a single category. So far, the only problem has been that you really must be a dedicated enthusiast to run all the software required to maximize your efforts either in contests or dxpeditions. Usable hf frequencies page refreshed every 20 minutes use the indicated color red, yellow, green, blue, white, etc. Nov 04, 2010 i dont know how long it has been around but i only discovered this online propagation prediction tool using the voacap prediction engine today. Voaprop uses the wellregarded voacap forecasting software, and provides a simplified graphical interface for it so that you can get an overall idea of how propagation should be at a given time and date.
The software contained within was developed by an agency of the u. Voacap point to point propagation calculator this website uses cookies to personalise content and ads, to provide social media features and to analyse our traffic. Voacap voice of america coverage analysis program is free professional highfrequency hf propagation prediction software from ntiaits, originally developed for voice of america voa. Instead of going right to the page that downloads the software, ive listed it. Voacap, propagation analysis and prediction program. Please note the rsgb is not responsible for the content of external websites.
This is the onestop page for downloading the most important software for use by pcacs. They originally developed a dos software called ioncap ionospheric communication analysis. You will have to click on the ant tab in order to select the appropriate antennas, and verify the antenna patterns. The file you want is probably the last file in the directory. Want to know the best band and time of day to contact a certain location or dxpedition. This paper deals with hf propagation and, in particular, propagation software. Acehf pro uses the voacap engine without modification of. Support the channel by using this link to shop at amazon. Geographic and azimuthal projection, ham prefix and qth lookup, cq and itu zones. This site is dedicated to voacap voice of america coverage analysis program for hf propagation prediction and ionospheric communications analysis, an improved and corrected version of ioncap. That would take a very large introduction and the topic is already adequately covered in a number of fine popular books, textbooks, and university courses on the subject.
This site is dedicated to voacap voice of america coverage analysis program for hf propagation prediction and ionospheric communications analysis, an improved and corrected version of ioncap, retaining all of the theory as put forth by john lloyd, george haydon, donald lucas and larry teters in the 19751985 timeframe with modifications which were suggestedapproved by george lane, donald. Voacap propagation analysis and prediction program iii system group. Irregular terrain model itm longleyrice 20 mhz 20 ghz if77 wave propagation. Jul 24, 2015 voacap propagation planner is a comprehensive planning tool for hf contesters and dxers. This guide should get you well started with voacap. The oh6bg elevationangle analyzer or eaa for short reads voacap output files and generates a statistical elevationangle data format, which can directly be used in the hfta hf terrain assessment program, developed by dean straw n6bv.
Another advantage is ace hf mobile includes a 1 year warranty and support agreement. Hfwin32 windows all operating systems 32bit versions of icepac voacap rec533. The agreement is renewable and provides all active support customers with free bug fixes and new software revisions as they are release. The purpose of this paper is not to teach the science of radio wave propagation. Windows all operating systems 32bit hf propagation. Khq lwv grzqordghg lqwr \rxu vxedirectory, execute it and follow the directions. It is an ionospheric model predicting the expected performance of hf transmissions. High frequency hf propagation models 230 mhz irregular terrain model itm longleyrice 20 mhz 20 ghz if77 wave propagation model gierhartjohnson airground millimeterwave propagation.
The development of this set of hf propagation analysis. The online prediction service voacap online is easy to use and helps you understand propagation. General information on the icepac propagation prediction model voacap quick guide. Hfta is available on the latest arrl antenna book cdrom. Hamcap hf propagation prediction tool for amateur radio. Hf propagation prediction tool for amateur radio freeware system requirements hardware. Voacap was managed by the us government as a means for users of voice of america to conduct propagation analysis of the signal. General information on the icepac propagation prediction model general information on the icepac propagation prediction model. Acehf pro is the most advanced and the most accurate high frequency ionospheric radio signal propagation modeling and forecasting software for amateur radio ham radio and shortwave radio listening swling operators, in the world. Propagation prediction programs and forecasts radio society. The end result is an icon on your desktop named its hf propagation. Predicting propagation in ham radio with voacap online dummies. Propagation prediction programs and forecasts radio.
Ace hf system simulation and visualization software, v2. Voacap, highfrequency ionospheric communications analysis and prediction voacap quick guide. This blog talks about voacap, hf propagation prediction and ionospheric communications analysis software, originally developed for voice of america. Acehf pro uses the voacap engine without modification of algorithms thus with the same accuracy and limitations, and can be interfaced with geoclock and a logging software. Since dec 1992 the following hf propagation models for windows pcs are available here. Use it to find out who should be able to hear you right now. Voacap point to point hf ionospheric communications analysis and prediction program.
Voacap propagation analysis and prediction program i foreword. Voacap voice of america coverage analysis program is free professional highfrequency hf propagation prediction software from ntiaits, originally developed for voice of. The list below provides links to propagation prediction programs and forecasts. The purpose of this paper is not to teach the science of radio. Institute for telecommunication sciences resources radio propagation software radio propagation software. Listed under the software linux category that is about ham radio software for linux. You will not have to run voacap directly, ham cap will use it behind the scenes.
The downloads made available through links on this page contain software developed by ntia. Demystifying hf radio propagation and modeling check out the ace hf propagation software the latest is version 2. This workinprogress guide should get you well started with the software. Review of propagation prediction programs voacapbased. Mar 17, 2020 free hf propagation prediction tool for amateur radio.
This link is listed in our web site directory since wednesday feb 6 2002, and till today voacap has been followed for a total of 3729 times. The main category is propagation tools that is about propagation prediction software for ham radio. The earlier version, which is now frozen in development and will not be further revised, is a dosbased program. The official voacap blog all things even vaguely related to voacap, voice of america coverage analysis program. Richard and sue buckner teamed with joe ahlgren author of geoclock and steve biro to create a dynamic system simulation and visualization software package which uses the voacap propagation prediction engine to create animated maps and charts to help all users of hf radio choose the best times and frequencies for communications. The voacap online hf predictions service hf is a replacement for and a consolidation of the previous voacap online p2p pointtopoint service at p2p and voacap online coverage maps at area. Department of defense ale guidebook lists voacap as the prediction model of choice and it remains today the worldwide gold standard of propagation models. I dont know how long it has been around but i only discovered this online propagation prediction tool using the voacap prediction engine today. This document is part of the help files integrated into the its hfbc software package. W6elprop predicts ionospheric skywave propagation between any two locations on the earth on frequencies between 3 and 30 mhz.
Palmprop palmprop is a software for palmos dedicated to the forcast of hf radiowave propagation by f5hla hits. Itshfbc is free ms windows hf propagation prediction software. This website uses cookies to personalise content and ads, to provide social media features and to analyse our traffic. The online prediction service voacap online is easy. Hfwin32 windows all operating systems 32bit versions of icepac voacap rec533 now 6may15 using installmate. Want to know the best band and time of day to contact. Home this document is part of the help files integrated into the its hfbc software package. Voacap is a professional online highfrequency shortwave propagation prediction application. Includes all of the features offered in ace hf pro. The name of the program is voacap and there are two versions. Itshfbc is free ms windows hf propagation prediction. Ntia does not make any warranty of any kind, express, implied or statutory, including, without limitation, the implied warranty of. Ace hf is propagation forecasting and modeling for amateur radio as well as for shortwave radio listening and general hf operation. Download it into a subdirectory i called mine voacap.
One of the functions of the rms express program is to conduct a propagation analysis for hf between two distant stations. About voacap the resource is currently listed in in a single category. High resolution world map software for amateur radio. Watch this video and youll never play radio inthedark. This is a workinprogress guide to using voacap voice of america coverage analysis program free professional hf propagation prediction software from ntia its, originally developed for voice of america voa. A softwaredefined radio ionospheric chirpsounder for hf. Home propagation hamcap hf propagation prediction tool for amateur radio hamcap hf propagation prediction tool for amateur radio posted date. In this video we will take a look at getting voacap hf propagation prediction software installed on the raspberry pi 3 running stretch. Ace hf propagation prediction software professional pc software for hams that uses voacap and includes area coverage maps animated by time or frequency. Ham cap is a free hf propagation prediction tool for amateur radio. Voacap stands for the voice of america coverage analysis program. Voacap voice of america coverage analysis program is a radio propagation model that uses empirical data to predict the pointtopoint path loss and. We also share information about the use of our site never private information with our social media, advertising and analytics partners who may combine it with other information that you have provided to them or that they have collected from your use of their services. It can simultaneously calculate several circuits, each using up to five antennas at each end of each circuit, an option asked by contesters using antenna farms on as many as five bands.
Like many non voacap applications, it uses a database made from contests and dxpedition results. Predicting propagation in ham radio with voacap online. Nov 25, 2019 voacap hf radio propagation forecast software the abbreviation voacap stands for voice of america coverage analysis program. It takes into account tens of parameters to support you in the planning and operation of long distance amateur traffic or broadcast transmissions. Many are free, such as the hamcap software from alex shovkoplyas ve3nea. This link is listed in our web site directory since tuesday aug 10 2004, and till today hamcap has been followed for a total of 102 times. Describe your experience with the ace hf pro hf propagation simulation and visualisation software and tell us why you give it the rating you did required. Tropospheric branch software collection of various propagation software. The program requires the previous installation of the voacap application. This software is even used by the military and other clients around the world.
The home of the online hf propagation prediction tool, proppy, providing ondemand pointtopoint and area predictions using the itus iturhfprop application in accordance with itur p. When you click on the voacap icon after opening its hf propagation, the. This has a history of development which started off with efforts of the u. That would take a very large introduction and the topic is already adequately covered in a number of fine popular books, textbooks, and university courses on. View the news files that detail the changes made for each version of the software. Indeed, voacap is the most powerful, flexible and complete product predicting the ionospheric propagation only hf to date.
Institute for telecommunication sciences resources radio propagation software high frequency voacap propagation model. Rms express will automatically use this software to suggest the best hf sites to use. Voacap, propagation analysis and prediction program astrosurf. This free software is a product of institute for telecommunication sciences.
Its very easy to use, and produces a nice chart showing the best times and frequencies to use to make a con. Ntia does not make any warranty of any kind, express, implied or statutory, including. Dec 16, 2014 hf propagation prediction tool for amateur radio system requirements hardware. Voacap voice of america coverage analysis program is free professional highfrequency hf propagation prediction software from ntia its, originally developed for voice of america voa.
May 31, 2019 this blog talks about voacap, hf propagation prediction and ionospheric communications analysis software, originally developed for voice of america. While not required for rms express use, if youll be doing rms express with hf, you. Acehf system simulation and visualization software, v2. Propagation prediction on a raspberry pi voacap youtube. Jan 04, 2019 in this video we will take a look at getting voacap hf propagation prediction software installed on the raspberry pi 3 running stretch.
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