Class 1 Drone (一等)
Japan Class 1 Remote Pilot Certificate (Knowledge Test)
Flight Performance CalcEnglish
Exam overviewPractice session
Calculate the first Fresnel zone radius at the midpoint of a link. Frequency 2.4 GHz (wavelength ~0.125 m), total path length 800 m. Using r = 0.5 x sqrt(wavelength x distance), what is the approximate radius?
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