Aircraft Scatter Prediction

Software for predicting aircraft scatter paths in amateur radio

Austin
Reviewed by • Digital Modes & Software Editor March 2026

Aircraft scatter is a fascinating propagation mode on VHF, UHF, and SHF bands, allowing hams to make QSOs over paths that would normally be line-of-sight or tropo-limited. This mode relies on reflections from aircraft passing through the common volume between two stations. It’s particularly useful for extending range beyond typical ground wave or tropospheric ducting distances, opening up new opportunities for weak signal contacts.

Operators interested in aircraft scatter can use specialized software to predict and track suitable aircraft. Tools like AirScout and AircraftScatterSharp help hams visualize real-time aircraft positions and calculate optimal scatter paths between two stations. This allows for precise timing of transmissions and antenna adjustments, significantly improving the chances of successful DX contacts using this unique propagation method.

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