"That interests them because at HF, it must be possible to penetrate the lunar surface, under the regolith, to probe the subsoil a little" says the radarspecialist. The wave penetration depth is thus estimated, which provides information on the composition of the subsoil, where some still hope to find a good quantity of water
These waves, which are invisible to our eyes, transmit data from one point to another at the speed of light, for example for mobile phones, radio or television antennas, radars, etc... Of course, there are other ways to have access to these images called radiation patterns. radio by wave specialists