Movies by radio is the latest 24 hours' wonder. The inventor is C. Francis Jenkins, of Washington, D. C. He has transmitted " still " pictures from Washington to Philadelphia, and action pictures from one room to an adjoining one. The device is somewhat similar to that used in " telephotography," the light reflected from the pictures being cut into innumerable flashes by a " radio eye," a revolving disc composed of many mirrors. The flashes are transmitted into a photo-electric cell, which transforms them into electric...
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