alb3328227
Edison's electro-motograph.
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Titre: Edison's electro-motograph.
Légende: Voir la traduction automatique
Edison's electro-motograph. Mr Thomas A. Edison; the inventor of the electro-motograph; states that he has a machine in operation in his laboratory constructed upon the principle shown in fig. 169; with which he has succeeded in repeating automatic signals from one circuit into another; at the rate of one thousand two hundred words per minute; an average of six thousand letters; or twenty-four thousand waves per minute; compelling the lever A (fig. 169) to move backward and forward from the point on the left to the point D on the right four hundred times per second.
Edison's electro-motograph. Mr Thomas A. Edison; the inventor of the electro-motograph; states that he has a machine in operation in his laboratory constructed upon the principle shown in fig. 169; with which he has succeeded in repeating automatic signals from one circuit into another; at the rate of one thousand two hundred words per minute; an average of six thousand letters; or twenty-four thousand waves per minute; compelling the lever A (fig. 169) to move backward and forward from the point on the left to the point D on the right four hundred times per second.
Crédit: Album / Universal Images Group / Universal History Archive
Autorisations: ? Autorisation de modèle: Non - ? Autorisation de propriété: Non
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Taille de l'image: 10175 × 6183 px | 180.0 MB
Taille d'impression: 86.1 × 52.3 cm | 4005.9 × 2434.3 in (300 dpi)
Mots clés: CHIRURGIE • DIAGRAMME • INVENTEUR • MACHINE • MEDECINE CHIRURGIE • OPERATION MEDICALE • OPERATION • TELEGRAPHE • XIXE SIÈCLE
