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
... plates , f , g , h , i , which are placed in the water . When this arrangement is com- plete , the electricity , generated by the battery , passes from the positive pole , P , to the plate h , across the river through the water to plate ...
... plates , f , g , h , i , which are placed in the water . When this arrangement is com- plete , the electricity , generated by the battery , passes from the positive pole , P , to the plate h , across the river through the water to plate ...
Página 12
... plates in the water . The distance of the plates on the same side of the river from each other also affects the result . Having ascertained the general fact , I was desirous of discovering the best practical distance at which to place ...
... plates in the water . The distance of the plates on the same side of the river from each other also affects the result . Having ascertained the general fact , I was desirous of discovering the best practical distance at which to place ...
Página 22
... plate of zinc immersed in the ocean on the coast of Britain , and the other end similarly joined to a plate of copper deposited in the same ocean on the coast of America . In reference to the expense , suppose the wire to be a ninth or ...
... plate of zinc immersed in the ocean on the coast of Britain , and the other end similarly joined to a plate of copper deposited in the same ocean on the coast of America . In reference to the expense , suppose the wire to be a ninth or ...
Página 25
... plates placed in the water or in moist ground adjacent to the water at a certain distance apart , according to the width of the water to be crossed ( the distance between the two balls , plates , or tubes to be greater than across the ...
... plates placed in the water or in moist ground adjacent to the water at a certain distance apart , according to the width of the water to be crossed ( the distance between the two balls , plates , or tubes to be greater than across the ...
Página 27
... plates being greater than the distance across the water , I propose , then , to augment the force of the batteries , and to increase the size of the plates , so as to compel a sufficient portion of the current to cross . I prefer , how ...
... plates being greater than the distance across the water , I propose , then , to augment the force of the batteries , and to increase the size of the plates , so as to compel a sufficient portion of the current to cross . I prefer , how ...
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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