B. ARAPU, "The Telephotographic Apparatus of Georges Rignoux - Experiments in Sending Visible Forms by Electricity",
Scientific American Supplement, 22 May 1915 p.351
Détails de la page de couverture
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The Telephotographic Apparatus of Rignoux and Reproductions Showing How the Letters of a Message Appear in the Receiver
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Transmitting stations
a. magnetic relays
b. bank of 64 selenium cells
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The receiving apparatus :
c. : translucent screen on which the images from the revolving mirror d are received
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Receiving station
e. : solenoïd
f. : nicol prism
g. : arc light
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The letter U in the Rignoux receiving mirror
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Tle letter L in the Rignoux receiving mirror
