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1 gen 1887 anni - Premiere émission d'ondes radio

Descrizione:

Heinrich hertz est le premier a reussir une émission d'ondes radio sur une distance de 20 mètres.

Aggiunto al nastro di tempo:

Les evolutions technologiques,comment communiquer a distance ?

Bystefan
29 mar 2021
2
2
4812

Data:

1 gen 1887 anni
Adesso
~ 138 years ago

Immagini:

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