A History of Wireless Telegraphy, 1838-1899: Including Some Bare-wire Proposals for Subaqueous TelegraphsDodd, Mead & Company, 1900 - 325 páginas |
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Página 11
... river as to cause the water itself to conduct the electricity across . The experiment , however , was deferred till I arrived in Washington ; and on December 16 , 1842 , I tested my arrangement across the canal , and with success . The ...
... river as to cause the water itself to conduct the electricity across . The experiment , however , was deferred till I arrived in Washington ; and on December 16 , 1842 , I tested my arrangement across the canal , and with success . The ...
Página 12
... river from each other also affects the result . Having ascertained the general fact , I was desirous of discovering ... rivers . The batteries used were six cups of your smallest size , and one liquid used for the same throughout . I ...
... river from each other also affects the result . Having ascertained the general fact , I was desirous of discovering ... rivers . The batteries used were six cups of your smallest size , and one liquid used for the same throughout . I ...
Página 13
... rivers may be useful , although experience alone can determine whether lofty spars , on which the wires may be suspended ... river , at Havre - de - Grace , with complete success , a distance of nearly a mile . " 1 JAMES BOWMAN LINDSAY ...
... rivers may be useful , although experience alone can determine whether lofty spars , on which the wires may be suspended ... river , at Havre - de - Grace , with complete success , a distance of nearly a mile . " 1 JAMES BOWMAN LINDSAY ...
Página 24
... rivers or seas , the electric influence can be made to pass on through the water itself . This proposition was certainly startling , but he illustrated it on a small scale by means of a water- trough , and , so far as the experiment ...
... rivers or seas , the electric influence can be made to pass on through the water itself . This proposition was certainly startling , but he illustrated it on a small scale by means of a water- trough , and , so far as the experiment ...
Página 27
... river is nearly three - quarters of a mile wide . Of the few friends who assisted at these experiments Mr Loudon of Dundee is , I believe , the only one now left . He tells us that Lindsay would station them on one side of the Tay ...
... river is nearly three - quarters of a mile wide . Of the few friends who assisted at these experiments Mr Loudon of Dundee is , I believe , the only one now left . He tells us that Lindsay would station them on one side of the Tay ...
Outras edições - Ver tudo
A History of Wireless Telegraphy, 1838-1899: Including Some Bare-wire ... John Joseph Fahie Visualização integral - 1899 |
A History of Wireless Telegraphy: Including Some Bare-wire Proposals for ... John Joseph Fahie Visualização integral - 1901 |
A History of Wireless Telegraphy, 1838-1899: Including Some Bare-wire ... John Joseph Fahie Visualização integral - 1900 |
Palavras e frases frequentes
apparatus arrangement battery cable cells centimetres charged Cheaper Edition circuit communication condensers conducting conductor connected copper wire Crown 8vo Daniell cell Demy 8vo detector diameter discharge distance disturbance Dundee earth effect Elec electric current electric waves electrical oscillations Electrician electro-magnetic employed ether ethereal waves exciter experiments Fcap feet filings Flat Holm galvanometer gutta-percha Hertz Illustrations inch increase induction coil Inst iron Leclanché cells length Leyden jar light lighthouse Lindsay magnetic Marconi means ments messages metallic method miles Morse Muckle Flugga needle obtained ohms ordinary paper parallel pass plates poles Portrait possible Post 8vo practical Preece produced Prof Professor receiving instrument reflector relay resistance river Scotland Second Edition secondary sensitive tube shore signals space sparks station surface tele telegraph telephone terminals tion transmitting trembler tricity University of Edinburgh vibrations vols Willoughby Smith wire wireless telegraphy yards
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