A History of Wireless Telegraphy: Including Some Bare-wire Proposals for Subaqueous TelegraphsBlackwood, 1901 - 348 páginas |
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Página xiii
... parallel wires , not connected , would rather be looked upon as parts of the sending and receiving instruments . I hope , therefore , that the same name will be adhered to in any further development of the subject . " If thus the name ...
... parallel wires , not connected , would rather be looked upon as parts of the sending and receiving instruments . I hope , therefore , that the same name will be adhered to in any further development of the subject . " If thus the name ...
Página 34
... parallel as possible to one another ; and I suggested a form of telegraph instrument consisting of ' coils of finest wire , of best conductibility , ' with magnets to deflect them on the passage of a current of electricity through them ...
... parallel as possible to one another ; and I suggested a form of telegraph instrument consisting of ' coils of finest wire , of best conductibility , ' with magnets to deflect them on the passage of a current of electricity through them ...
Página 36
... parallel with , it as possible , with its ends also dipping into the earth or sea . In this circuit place an instrument con- sisting of ten , twenty , or more round or square coils of the finest wire of best conductibility , suspended ...
... parallel with , it as possible , with its ends also dipping into the earth or sea . In this circuit place an instrument con- sisting of ten , twenty , or more round or square coils of the finest wire of best conductibility , suspended ...
Página 53
... parallel wires of No. 8 galvanised iron , laid at a distance apart of about 30 feet , or one - tenth of the space to be traversed . With a small battery power of only two or three Smee cells the signals were easily readable . At one of ...
... parallel wires of No. 8 galvanised iron , laid at a distance apart of about 30 feet , or one - tenth of the space to be traversed . With a small battery power of only two or three Smee cells the signals were easily readable . At one of ...
Página 66
... parallel of lati- tude . The difficulty from the unequal level of the tidal waves in the two hemispheres will be obviated , it is claimed , by submerging the apparatus at sufficient depth . The inventor , we are told , is preparing to ...
... parallel of lati- tude . The difficulty from the unequal level of the tidal waves in the two hemispheres will be obviated , it is claimed , by submerging the apparatus at sufficient depth . The inventor , we are told , is preparing to ...
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, 1838-1899: Including Some Bare-wire ... John Joseph Fahie Visualização integral - 1900 |
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 Cheap Edition circuit communication condenser conducting conductor connected copper wire Crown 8vo Daniell cell Demy 8vo detector diameter discharge distance disturbance Dundee earth effect Elec electric waves electrical oscillations Electrician electro-magnetic employed ether ethereal waves exciter experiments Fcap feet filings Flat Holm galvanometer gutta-percha Hertz Hertzian waves Illustrations inch increase induction coil iron Leclanché cells length Leyden jar light lighthouse Lindsay magnetic Marconi means ments messages metallic method metres microphone miles Morse Muckle Flugga needle obtained ohms ordinary paper parallel pass patent plates poles Portraits possible Post 8vo practical produced Prof Professor receiving instrument reflector relay resistance Scotland Second Edition secondary sending sensitive tube ship shore shown signals space spark-gap sparks station surface telegraph telephone terminals tion transmitting trembler tricity vertical wire vibrations Willoughby Smith wire wireless telegraphy yards
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