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Scientific American, Vol. 86, No. 3 (January 1902) (1902)

leaf 7

An illustration from Scientific American, Vol. 86, No. 3 (January 1902), 1902, leaf 7
THE SUBMARINE BOAT TRAVELING ON THE SURFACE WITH CONNECTING RODFROM ELECTRO-CAPILLARY RELAY TO THE RUBBER, EXPOSES TO SHOWMETHOB OF WORKING. the facility and infallibility of the synchronizing, bywhich means messages cannot be tapped or interrupted.The receiver and transmitter of each system are… … ELECTRIC LAMP OPERATES BY THE ARMORLSYSTEM. by the inventors in the course of their demonstrationsthat no other waves affect a certain receiver unless it isin harmony with the transmitter. Several receivershave been placed at different points, each tuned to acertain distinct pitch. Electric…

Canal · Panama · Nicaragua · Munn · Feet · Scientific American · Motor · Power transmission · Flood waters · Isthmian canal · Shawenegan falls · Summit level · Sewing machine · Horse power · San juan · Total length

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