SV1XV's photos with the keyword: ITU-R

Ground conductivity map for Greece, used for assessment of Low Frequency and Medium Frequency radio propagation. The units are mS/m. Magenta: 0.17 - 0.55 mS/m Blue: 0.55 - 1.7 mS/m Green: 1.7 - 5.5 mS/m Yellow: 5.5 - 17 mS/m (0.0055 - 0.017 S/m) Orange: 17-55 mS/m (0.017-0.055 S/m) Sea: 5000 mS/m (5 S/m) Colorized version of map in Recommndation ITU-R P.832-2, World Atlas of Ground Conductivities (1997).