Perché Radio Maria prende sempre e ovunque?

It's often joked that Radio Maria has better reception than other radio stations, managing to broadcast its signal well and everywhere. In reality, the reasons it can achieve such a signal are purely technical. In this video, we explain how this is possible by explaining the concepts of: how radio works, electromagnetic waves, frequencies, geographic coverage, signal repeaters, and the difference between audio and mono sound. 00:00 Intro 00:24 How does radio work? 01:33 Radio signal: coverage range and repeaters 02:14 Why does Radio Maria have a signal everywhere? 02:50 The balance between signal strength and the number of repeaters 03:24 The difference between mono and stereo audio 04:46 The advantages of broadcasting in mono #radio #technology #geopop Our online scientific magazine: https://www.geopop.it/