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Fresnel Zone Calculator
Calculate Fresnel zone radius for radio propagation
š Fresnel Zone
The Fresnel Zone estimates the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy. It multiplies several factors: star formation rate, fraction with planets, habitable planets per star, etc.
š Result
š” Tips & Information
- Formula: r = ā(nĪ»dādā/(dā+dā))
- First zone (n=1) is most important
- Measured in meters
- Obstructions cause signal loss
- Used in wireless link planning