Contexte Des sandales Quoi quil en soit marconi radio Pêcheur Regan se ruer
Fichier:Marconi Type 106 crystal radio receiver.jpg — Wikipédia
Guglielmo Marconi is credited with the first radio transmission in 1896 but he didn't transmit voice just a signal. Radio voice came along in the early 1900s. The actual credit for the
Marconi's first radio broadcast made 125 years ago - BBC News