Tap the map to drop A, then tap again for B.
Tower height needed
| Line of sight | 60% Fresnel |
|---|
Terrain profile drag across it
Terrain (+ earth curve) Radio line Fresnel zone
Setup
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Settings
Terrain only, from a 90 m elevation model (Copernicus DEM). Trees, buildings and towers are not included; add margin. Earth curve uses the k factor above. Path loss is free-space only.
Map © OpenStreetMap contributors · Elevation: Open-Meteo (Copernicus DEM GLO-90), fallback USGS 3DEP · Search: Nominatim