Our maps are based on actual rf propagation, topography, and land cover data. These tools are part of the new nautel rf toolkit, available free online at the website the radio coverage tool is based on the longleyrice vhfuhf its model2, and includes a nearly 1 terabyte digitized worldwide terrain database, based on nasa shuttle radar terrain mapping data as well as other sources. Ham radio propagation software free download ham radio. Radio mobile online is a radio wave propagation prediction tool dedicated to amateur radio. Many are free, such as the hamcap software from alex shovkoplyas ve3nea. Radio propagation prediction software an overview, article, tutorial about the basics of radio propagation prediction software for use on the hf bands for predicting broadcast coverage, as well as the possibility of establishing two way radio communications, maritime mobile radio communications, and for many more applications. The program allows you to take practice exams or all the questions in a section. Radio signals are affected by terrain elevation between the sites, and obstructions, including trees, buildings, etc. Jan 20, 2020 radio mobile executeable and aditional files. Hf radio propagation software free download hf radio. Calculating and visualizing radio antenna coverage using the free programs microdem and radio mobile.
Rf design tools and optimization software help engineers design and analyze radio networks in order to ensure that they meet stringent quality and reliability. Its ideal for the ham radio operator, shortwave listener, or other radio enthusiast, and is available for mac os, mac os x, and windows. Radio propagation is the study of how radio waves travel from a. Send formated dx spots indicating clearly both locators and the type or propagation. Propview propview uses the included ioncap propagation prediction engine to forecast the minimum and maximum useable frequencies between two locations over a specified 24 hour period. Describe your experience with the hf propagation prediction software and tell us why you give it the rating you did required. Heres a great resource for amateur radio operators. The early mathematics of radio propagation considered that radio and light were essentially the same and travelled in the same manner. The online prediction service voacap online is easy.
Irregular terrain model itm longleyrice 20 mhz 20 ghz if77. Keyhole radio is a unique and powerful rf planning interface, accessed by. Its ideal for the ham radio operator, shortwave listener, or other radio enthusiast, and. High frequency hf propagation models 230 mhz irregular terrain model itm longleyrice 20 mhz 20 ghz if77 wave propagation model gierhartjohnson airground millimeterwave propagation. Comparison of radio propagation modeling software fasma. Dec 16, 2014 hf propagation prediction tool for amateur radio system requirements hardware. These tools are part of the new nautel rf toolkit, available free online at the website the radio coverage tool is based on the longleyrice. Dx toolbox shortwave ham radio hf radio propagation. Ham radio deluxe is the worlds most popular ham radio software. Radio mobile rf propagation simulation software download. The first group is the core that holds all filese that are. Depending on the language you wish to install you have to download one of the following files. Create terrain profiles using digital elevation models.
Radio mobile online is a radio wave propagation prediction tool created and maintained by roger coude, ve2dbe, which is dedicated for use by the ham radio community. Usable hf frequencies page refreshed every 20 minutes use the indicated color red, yellow, green, blue, white, etc. It uses digital terrain information and a mathematical model to simulate radio transmissions between two fixed sites radio link or between a fixed site and a mobile radio coverage. Commercially there are many packages used for radio modeling, and two of the most popular are comstudy and pathloss. Voacap is a free professional hf prediction program from ntiaits. Currently it works on linux and windows 32 bit vista tested. Ham radio exam is a program to help prepare for one of the fcc amateur radio exams technician, general, or extra. Nov 30, 2014 either way, there is a quick and easy way to generate rf coverage maps for your specific application available for free online. Free specialized software in the detection and registration of echoes radio. Propagation models antenna patterns clutter system templates gallery. Rf propagation is the transmission of radio signals from a transmitter to a receiver. Maps can be created for nearly every frequency range. Any white bubble indicates no suitable frequency or high absorption. Summing signal power from multiple modes calculating the received rf.
Acehf system simulation and visualization software, v2. Radio mobile rf propagation simulation software radio. This windows free software is a tool used to predict the performance of a radio. Predicting propagation in ham radio with voacap online. Institute for telecommunication sciences resources radio propagation software high frequency high frequency propagation models. Propagation software for communications, dtv, fm, lptv probe gives you the ability to be an expert at predicting radio propagation in the 20 to 20,000 mhz. Our software features land mobile vhf, uhf 800mhz, microwave, etc. Hamcap hf propagation prediction tool for amateur radio. Compare the best free open source windows ham radio software at sourceforge.
Voacap voice of america coverage analysis program is free professional highfrequency hf propagation prediction software from ntiaits, originally developed for voice of america voa. The outputs resulting from the program are under the entire responsibility of the user, and the user should conform to restrictions from external data sources. Some of the articles can get quite deep into the mathematics and physics. Radio propagation is the behavior of radio waves as they travel, or are propagated, from one point to another, or into various parts of the atmosphere. Radio mobile is propagation simulation software free to the amateurradio community. Radio mobile is propagation simulation software free to the amateurradio. Radio propagation radio propagation is the study of how radio waves travel from a transmitter site to a receiver site through the atmosphere.
Please note the rsgb is not responsible for the content of external websites. Radiolink propagation prediction calculate path losses of a pointtopoint radio link. Rf propagation software basics rf propagation simulator. Other frequencys are used for broadcast of radio and tv vhf and uhf, 50800. This software by roger coude ve2dbe predicts the performance of vhf and uhf radio systems. Propagation beacons software online propagation prediction tools propagation prediction software to top of this page what is propagation. The home of the online hf propagation prediction tool, proppy, providing ondemand pointtopoint and area predictions using the itus iturhfprop. Voice of america coverage analysis program for hf propagation prediction and. The following links will give you some information on propagation and its properties. A single model is usually developed to predict the behavior of propagation for all similar links under similar constraints.
Radio propagation prediction software electronics notes. Oct 25, 2019 radio mobile online is a radio wave propagation prediction tool dedicated to amateur radio. It also features several propagation forecasting tools, allowing you to quickly and easily estimate current hf shortwave propagation conditions between any two locations in the world. I know of two free windows tools useful in analyzing radio coverage. Tower coverage quickly create rf propagation maps for. The list below provides links to propagation prediction programs and forecasts. Propagation prediction programs and forecasts radio. The outputs resulting from the program are under the entire responsibility of the user, and the user. The downloads made available through links on this page contain software developed by ntia. Radiomobile is interesting as its non free software, but doesnt appear to have a commercial use keeping it from being free software.
Operating on the highfrequency hf ham radio bands can be very exciting as conditions change around the world. We all know that radio waves travel in straight lines. These tools are part of the new nautel rf toolkit, available free online at the. Free online vhfuhf propagation tool for technical and non. If you are interested in learning more about how we. Due to the gui, its popular with a number of amateurs. The rest of information is useless and it doesnt interest anybody. Propagation prediction programs and forecasts radio society. 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. Home propagation hamcap hf propagation prediction tool for amateur radio hamcap hf propagation prediction tool for amateur radio posted date. Acehf professional propagation software for hf radio operators.
Review of propagation prediction programs voacapbased. Unfortunately, it only runs on pcs, but since the fortran source code is also free, perhaps i can figure out a way to adapt it to the mac. Uses openstreetmap tiles or public sattelite imagery as background. Softwright, a gsa contract holder, is the developer of the terrain analysis package tap pcbased terrestrial rf propagation software. Calculations radio mobile rf propagation simulation software. Dxcc and province prefixes, cq and itu zones in the rectangular and azimuthal projections, continuous zoom and scrolling, gray line, city and island index, hierarchical prefix database. Radio propagation prediction, radio coverage analysis and. Voacap voice of america coverage analysis program is free professional highfrequency hf propagation prediction software from ntia its. Quickly create rf propagation maps for anywhere in the world.
While listening or planning to work a dx station, the radio amateur would like to know what are the current propagation conditions, know if the propagation is open toward a specific location at a specific time, or at what time the band will be open for a specific pointtopoint circuit. Ntia does not make any warranty of any kind, express, implied or statutory, including, without limitation, the implied. Although commercial use is not prohibited, the author cannot be held responsible for its usage. Radio mobile online is a radio wave propagation prediction tool. Comstudy is the defacto standard used by the lmr coordinators approved by the fcc and implements its own. This workinprogress guide should get you well started with the software. Ntia does not make any warranty of any kind, express, implied or. Radio path loss between 2 sights that are within line of sight uses free space loss only.
Free, secure and fast windows ham radio software downloads from the largest open source applications and software directory. Radio mobile is dedicated to amateur radio and humanitarian use. Free online vhfuhf propagation tool for technical and nontechnical users. Kingston amateur radio club propagation prediction. Hf radio propagation, free hf radio propagation software downloads. 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. Ham radio deluxe software radio amateurs best asset.
Now the newly released probe 5 offers more powerful features, flexibility and speed, including the ability to take advantage of multiple program threads and dual core or. As indicated on the radio mobile online website, it. The characteristics of a propagating rf signal largely depends on the radio frequency, geographic terrain, foliage, buildings, and varying weather conditions. Qradiopredict is an experimental software for vhfuhf propagation prediction and radio coverage analysis. Radio mobile online online rf propagation simulation. The first one is a general purpose terrain analysis program that will give quick and dirty plots of lineofsight coverage and required antenna heights fairly easily. As a form of electromagnetic radiation, like light waves, radio waves are affected by the phenomena of reflection, refraction, diffraction, absorption, polarization, and.
Our simple to use system will allow you to create tower coverage maps for any geographical area in the entire world. If you are planning on a dxpedition, consider adding an interactive propagation map to your web site see example. Irregular terrain model itm longleyrice 20 mhz 20 ghz if77 wave propagation model gierhartjohnson airground. A radio propagation model, also known as the radio wave propagation model or the radio frequency propagation model, is an empirical mathematical formulation for the characterization of radio wave propagation as a function of frequency, distance and other conditions. Flightgear, the free flight simulator, in order to use its powerful radio simulation. The configuration for generating plots is quit complex and poorly. You are free to change your mind later and can optin at any time.
Radio amateurs best asset, rig and rotor control, logging, digital modes, and satellite. Tap rf radio microwave design, analysis, and planning. Dxprop is a radiowave propagation forecast freeware for ham radio operators. Summing signal power from multiple modes calculating the received rf noise power. To help you be in the right place at the right time, propagation prediction programs are available. Propagation of rf signals american radio relay league. Also common in amateur circles is the use of radiomobile, a non free application for windows operating systems. Tap is comprised of individually licensed software modules, which may be purchased in almost any combination depending on user requirements for area coverage studies, path profiles, interference studies, presentation of results, and budget. With the reduction in the use of the hf bands for military and broadcast applications many of these software packages have been released for free use or for. Institute for telecommunication sciences resources radio propagation software radio propagation software. Radio mobile is packaged in a version and language specific file. Irregular terrain model itm longleyrice 20 mhz 20 ghz. As we know when the signal is propagated from source to the destination it will incur path loss as well as other losses due to reflection, differaction and scattering. Winprop software for wave propagation and radio planning.