A History of Wireless Telegraphy: Including Some Bare-wire Proposals for Subaqueous TelegraphsBlackwood, 1901 - 348 sider |
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Side xiii
... 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 be allowable in Preece's case where , to bridge a space of , say , one mile ...
... 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 be allowable in Preece's case where , to bridge a space of , say , one mile ...
Side 28
... been tried a few years ago , a couple of savants might have been seen sending their messages across those minor lakes known to Lindsay repeated these experiments at intervals and at various places 28 FIRST PERIOD - THE POSSIBLE .
... been tried a few years ago , a couple of savants might have been seen sending their messages across those minor lakes known to Lindsay repeated these experiments at intervals and at various places 28 FIRST PERIOD - THE POSSIBLE .
Side 32
... sending or reading a message , it [ regular telegraphic signalling ] was not attempted . " This was Lindsay's last public connection with the tele- graph , but to the end of his life ( June 29 , 1862 ) he re- mained perfectly convinced ...
... sending or reading a message , it [ regular telegraphic signalling ] was not attempted . " This was Lindsay's last public connection with the tele- graph , but to the end of his life ( June 29 , 1862 ) he re- mained perfectly convinced ...
Side 62
... sending station the primary coil was connected with six cells of Grove's battery , and contact intermitted . At the receiving station the primary coil was connected with one of Thomson's reflecting galvanometers , of small resistance ...
... sending station the primary coil was connected with six cells of Grove's battery , and contact intermitted . At the receiving station the primary coil was connected with one of Thomson's reflecting galvanometers , of small resistance ...
Side 92
... sending signals across the river Thames in this way . On one side were two metal plates placed at a dis- tance from each other , and on the other two terminals connected with the telephone . A current was established in the telephone ...
... sending signals across the river Thames in this way . On one side were two metal plates placed at a dis- tance from each other , and on the other two terminals connected with the telephone . A current was established in the telephone ...
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A History of Wireless Telegraphy, 1838-1899: Including Some Bare-wire ... John Joseph Fahie Uten tilgangsbegrensning - 1899 |
A History of Wireless Telegraphy, 1838-1899: Including Some Bare-wire ... John Joseph Fahie Uten tilgangsbegrensning - 1900 |
A History of Wireless Telegraphy, 1838-1899: Including Some Bare-wire ... John Joseph Fahie Uten tilgangsbegrensning - 1900 |
Vanlige uttrykk og setninger
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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