Areps Free Online

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

: It calculates the probability of a radar detecting a target based on height, range, and bearing. Areps Free

: 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. While the software itself is a government-developed tool,

: It evaluates UHF/VHF and HF communications, helping operators understand where signals might be blocked or enhanced by weather. Areps Free