Post History
Iridium uses radio frequencies around 1.6 GHz or 18.75cm wavelength. Atmospheric absorption at these frequencies is very low: Clouds contain water droplets, though. So, let's have a look at ra...
Answer
Iridium uses radio frequencies around 1.6 GHz or 18.75cm wavelength. Atmospheric absorption at these frequencies is very low: Clouds contain water droplets, though. So, let's have a look at ra...