Hf propagation modeling software

This workinprogress guide should get you well started with the software. Soundplan is an unique modeling and presentation tools, that allowes to visualize the effects of noise propagation throughout plants, factories, theme parks or along road and railroad lines. Radio mobile rf propagation simulation software radio. Acehf demystifying hf radio propagation and modeling. Describe your experience with the hf propagation prediction software and tell us why you give it the rating you did required. 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.

Antenna modeling software and other utility programs by dan maguire, ac6la autoez automated use of eznec. Acehf pro hf propagation simulation and visualisation software. In free space, rf signals propagate at a constant speed of light in all directions. The biggest advantage is ace hf mobile allows the user to run snr predictions between any two points worldwide.

Unless otherwise stated, all originally authored software on this site is licensed under the terms of. Ntia does not make any warranty of any kind, express, implied or statutory, including. Autoez works in conjunction with the eznec antenna modeling program and allows you to use variables to control diverse aspects of the model. View the news files that detail the changes made for each version of the software. Hf propagation prediction the tools provided by this web application enable users to predict available frequencies, signal levels and corresponding reliabilities for high frequency hf circuits. It starts where the itm model finishes at 20ghz and extends the maximum range up. This software is developed and maintained by the same engineers that keep voacap uptodate. At a far enough distance, the radiating source looks like a point in space and the wavefront forms a sphere whose radius is equal to. High frequency hf propagation models 230 mhz irregular terrain model itm longleyrice 20 mhz 20 ghz if77 wave propagation model gierhartjohnson airground millimeterwave propagation. We are pleased to announce the new and latest release of acehf please view this press release. Ace hf is propagation forecasting and modeling for amateur radio as well as for shortwave radio listening and general hf operation. Tarma no longer would support new windows versions.

A generic sdr platform such as usrp2 universal software radio peripheral 2 by ettus research 6 coupled with the gnu radio signal processing tool is a flexible platform to implement wireless communication systems in software over a wide range of frequencies. Path loss is calculated from freespace loss, reflection loss due to material, and antenna polarization loss. The linked version is a demo supporting 20 segments. A softwaredefined radio is used to realize the chirpsounder. Demystifying hf radio propagation and modeling check out the ace hf propagation software the latest is version 2. Still to be completed is the inclusion of available hf antenna patterns that we have begun with the help of personnel in ssc code 2856. Propagation modeling software is used in conjunction with communications. You can then run multiple eznec test cases while autoez automatically changes one or more. There are various commercial applications that can be used by responder agencies to establish communications by providing terrain analysis and visualization of communications. Propagation modeling software is used in conjunction with communications systems to identify in visual format coverage. Usable hf frequencies page refreshed every 20 minutes use the indicated color red, yellow, green, blue, white, etc. Irregular terrain model itm longleyrice 20 mhz 20 ghz if77 wave propagation model gierhartjohnson airground.

This software is developed and maintained by the same engineers. Although isimpa is well adapted for energetic models raytracing, soundparticle tracing, theory of reverberation, it can be extend to use ondulatory approaches. Hf propagation modeling within the polar ionosphere. Propagation modeling software is used to identify, in visual formats, coverage maps for wireless communications. My favorite ham radio software hamfesters radio club gregory d. Ionospheric simulator this program simulates a hf link, using sound card and win95 by. It starts where the itm model finishes at 20ghz and extends the maximum range up to 100ghz. Ionospheric simulator this program simulates a hf link, using sound card and win95 by michael keller, dl6iak.

Htz warfare is a comprehensive tool for modeling all radio communication technologies in the mf hf vhfuhfshfehf frequency bands. Software to automate and animate your antenna modeling and propagation predictions. Wireless em propagation software wireless insite remcom. 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. Review of propagation prediction programs voacapbased. Hfwin32 windows all operating systems 32bit versions of icepac voacap rec533 now 6may15 using installmate.

Voacap voice of america coverage analysis program is free professional highfrequency hf propagation prediction software from ntiaits, originally developed for voice of america voa. Hf terrain analysis hfta is a powerful but easy to use tool but requires a set of data files which describe a series of 2d slices of terrain around a chosen location. A software defined radio is used to realize the chirpsounder. Create rf propagation model matlab propagationmodel. Near vertical incidence skywave nvis propagation, near vertical incidence skywave propagation is a form of radio wave propagation used on the mf and hf bands to provide radio communications and broadcasting coverage over short distances, especially where the terrain contains obstacles. Acehf is propagation forecasting and modeling for amateur radio as well as for shortwave radio listening and general hf operation. Winprop is a leading software in the domain of wireless propagation and radio network planning. The observed patchinduced characteristics of the hf propagation have successfully been reproduced using a simple model of the movement of. Apr 16, 2020 isimpa is a graphical user interface gui developed to host threedimensional numerical codes for the modeling of sound propagation in complex geometrical domains. Rms express will automatically use this software to suggest the best hf sites.

Connectivity simulator for sensor and mesh networks. High frequency hf propagation models 230 mhz irregular terrain model itm longleyrice 20 mhz 20 ghz if77 wave propagation model gierhartjohnson airground millimeterwave propagation model mpm 1 ghz 1 thz terrain data and extraction routines. Includes all of the same features as included in ace hf pro, utilizes the same powerful propagation modeling software but with enhanced user capability. Modeling to more effectively model wave propagation for indoor and outdoor users, the proposed model uses the link budget equation in equation 1 with a path loss exponent. Institute for telecommunication sciences resources radio propagation software radio propagation software. First, the free space path loss is computed as a function of propagation distance and frequency. Jan 20, 2020 radio propagation radio propagation is the study of how radio waves travel from a transmitter site to a receiver site through the atmosphere. Check out the acehf propagation software the latest is version 2. The slice is a set of step distances from the center the chosen location together with the height of terrain at each step.

Hfwin32 windows all operating systems 32bit versions of icepac voacap rec533. 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. These patterns are obtained from brassmodel measurements of u. Mar 19, 2020 propagation prediction software uses data such as the a index and k index to model propagation. Hf radio propagation and sunspots an overview of the basics of the effects that sunspots have on hf radio propagation and radio communications in general including two way radio communications, maritime mobile radio communications, mobile radio, radio broadcasting and amateur radio communications. Ntia does not make any warranty of any kind, express, implied or statutory, including, without limitation, the implied warranty of merchantability, fitness for a particular purpose, noninfringement and data. Since dec 1992 the following hf propagation models for windows pcs are available here.

Hfprop by g4ilo hfprop can show you, in an instant, the directions in which propagation is likely to be possible under given conditions on any specified date. For propagation over a plane earth, where rc is the reflection coefficient, e0i is the theoretical field strength for free space f. Rosenberg ab9mz presented 20170204 updated 20170312 slide. This software is even used by the military and other clients around the world. Both of these provide a measure of geomagnetic activity, which affects hf propagation.

Current sunspot cycle activity, space weather, solar storm. Unless otherwise stated, all originally authored software on this site is licensed under the terms of gnu gpl version 3. The downloads made available through links on this page contain software developed by ntia. Radio signals are affected by terrain elevation between the sites, and obstructions, including trees, buildings, etc. Acehf system simulation and visualization software, v2. Propagation modeling software is a computerbased tool used to predict the wireless communications coverage area of a given fixed, mobile, or ad hoc communications infrastructure in various terrains andor environments. A rising a or k index indicates increasing disruption of the geomagnetic field, and generally means that hf propagation will be poor. All predictions are performed using the itus iturhfprop application. As a result, this software is the most accurate user interface integrated with voacap. Other useful information would include your experience with similar products, infomation on a product that you would purchase.

Ace hf pro hf propagation simulation and visualisation software. It uses both three dimensional models of the ionosphere as well as three dimensional topographical data of the earth to provide unprecedented detail in modeling hf radio signal propagation worldwide. Demystifying hf radio propagation and modeling check out the acehf propagation software the latest is version 2. Optimization funciton allow the consideration of cost vs. It is one of the only software packages to reliably predict ionospherically refracted hf radio signal behavior. This version allows the user to analyze the entire hf spectrum using a single fixed transmitter location and multiply receive locations. Hf propagation models from ntia its windows9598nt 32bit hf propagation models from ntiaits. Ace hf 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. Designed for those operators who are mobile and operate from various locations.

Includes all of the same features as included in acehf pro, utilizes the same powerful propagation modeling software but with enhanced user capability. It factors in terrain data and antenna heights to provide a clear yesno result. Rms express will automatically use this software to suggest the best hf sites to use. Radio propagation radio propagation is the study of how radio waves travel from a transmitter site to a receiver site through the atmosphere. Any white bubble indicates no suitable frequency or high absorption. The software visualize the noise situation through an extensive graphical user interface. Propagation prediction software uses data such as the a index and k index to model propagation. Having had a gem quad hf 201510m for a few years, back in the early 80s, i can testify to the quads slight advantages over a tribander yagi with the same number of elements. Animated communications effectiveness for high frequency.

Acehf propagation prediction software professional pc software for hams that uses voacap and includes area coverage maps animated by time or frequency. Resources listed under rf coverage category belongs to software main collection, and get. The area prediction data will be superimposed on the dx atlas map, and you will be able to magnify and scroll the map, and view it in the azimuthal and 3d projections. Htz warfare is a comprehensive tool for modeling all radio communication technologies in the mfhfvhfuhfshfehf frequency bands.

Isimpa is a graphical user interface gui developed to host threedimensional numerical codes for the modeling of sound propagation in complex geometrical domains. Itshfbc is free ms windows hf propagation prediction software. This software is the most accurate modeling software available, and is endorsed by. Ace hf system simulation and visualization software, v2. Institute for telecommunication sciences resources radio propagation software high frequency high frequency propagation models. Ntia does not make any warranty of any kind, express, implied or statutory, including, without limitation, the implied warranty of merchantability, fitness for a particular purpose, noninfringement and data accuracy. Has builtin links to the public domain nec2 and voacap engines. Check out the ace hf propagation software the latest is version 2.