While the software itself is a government-developed tool, you can find free educational posts and documentation regarding its capabilities and access below. Key Resources and Posts
: The system accounts for complex factors like terrain elevation (using DTED data), air temperature, and humidity. Areps Free
: For those wondering how to obtain the software, the Defense Systems Information Analysis Center (DSIAC) provides a technical inquiry service where you can request information on accessing AREPS for research or official use. While the software itself is a government-developed tool,
: The AREPS Version 1.0 User Manual is available via DTIC. It documents the software’s interface, which was designed to be user-friendly with Windows-based menus and "drag and drop" features. : The AREPS Version 1
: A highly useful post/paper for understanding the system's "guts" is AREPS and TEMPER – Getting Familiar with these Powerful Propagation Software Tools. It compares AREPS with other models and explains its use of the "Parabolic Equation" method for calculating wave propagation.
: It evaluates UHF/VHF and HF communications, helping operators understand where signals might be blocked or enhanced by weather.