A History of Wireless Telegraphy: Including Some Bare-wire Proposals for Subaqueous TelegraphsBlackwood, 1901 - 348 páginas |
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Página 11
... serve to explain the experiment : - พ W Fig . 1 . “ A , B , C , D , are the banks of the river ; N , P , is the battery ; G is the galvanometer ; w w , are the wires along the banks , connected with copper plates , f , PROFESSOR MORSE . 11.
... serve to explain the experiment : - พ W Fig . 1 . “ A , B , C , D , are the banks of the river ; N , P , is the battery ; G is the galvanometer ; w w , are the wires along the banks , connected with copper plates , f , PROFESSOR MORSE . 11.
Página 12
... battery , N. " The distance across the canal is 80 feet ; on August 24 the following were the results of the experiment : - No. of the experiment . 1st . 2nd . 3rd . 4th . 5th . 6th . No. of cups in battery Length of conductors , w , w ...
... battery , N. " The distance across the canal is 80 feet ; on August 24 the following were the results of the experiment : - No. of the experiment . 1st . 2nd . 3rd . 4th . 5th . 6th . No. of cups in battery Length of conductors , w , w ...
Página 16
... battery , already powerful , is undergoing daily augmentation . The light obtained from it is intensely bright , and the number of lights may be increased without limit . A great number of wheels may be turned [ by electricity ] , and ...
... battery , already powerful , is undergoing daily augmentation . The light obtained from it is intensely bright , and the number of lights may be increased without limit . A great number of wheels may be turned [ by electricity ] , and ...
Página 20
... batteries , " after having proved the possibility by a series of experiments . " It is true that at this time the earth - battery was known . It was first proposed by Kemp , of Edinburgh , in 1828 ; Prof. Gauss in 1838 suggested its ...
... batteries , " after having proved the possibility by a series of experiments . " It is true that at this time the earth - battery was known . It was first proposed by Kemp , of Edinburgh , in 1828 ; Prof. Gauss in 1838 suggested its ...
Página 23
... batteries at the stations along the coasts . His plan of protecting the wire from the corrosive action of the sea - water was evidently borrowed from Sir Humphry Davy's proposal of 1824 for the protection of the copper sheathing of ...
... batteries at the stations along the coasts . His plan of protecting the wire from the corrosive action of the sea - water was evidently borrowed from Sir Humphry Davy's proposal of 1824 for the protection of the copper sheathing of ...
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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