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LEE DE FOREST

Lee De Forest (1873-1961), an American inventor, who in 1906 invented the first vacuum tube known as the Audion, which amplifies weak electrical signals. De Forest was a pioneer in the field of electronics, with over 300 patents to his credit.
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Titre:
LEE DE FOREST
Légende: Voir la traduction automatique
Lee De Forest (1873-1961), an American inventor, who in 1906 invented the first vacuum tube known as the Audion, which amplifies weak electrical signals. De Forest was a pioneer in the field of electronics, with over 300 patents to his credit.
Crédit:
Album / SCIENCE SOURCE
Autorisations:
Modèle: Non - Propriété: Non
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Taille de l'image:
2015 x 2641 px | 15.2 MB
Taille d'impression:
17.1 x 22.4 cm | 6.7 x 8.8 in (300 dpi)
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