A History of Wireless Telegraphy: Including Some Bare-wire Proposals for Subaqueous TelegraphsBlackwood, 1901 - 348 sider |
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Side 4
... feet . For greater distances we can only conceive it feasible by aug- menting the power of the galvanic induction , or by ap- propriate multipliers constructed for the purpose , or , in conclusion , by increasing the surface of contact ...
... feet . For greater distances we can only conceive it feasible by aug- menting the power of the galvanic induction , or by ap- propriate multipliers constructed for the purpose , or , in conclusion , by increasing the surface of contact ...
Side 5
... feet , only exceedingly small effects can be produced by the most powerful electrical effect at the point of excitation . Had we means which could stand in the same relation to elec- tricity that the eye stands to light , nothing would ...
... feet , only exceedingly small effects can be produced by the most powerful electrical effect at the point of excitation . Had we means which could stand in the same relation to elec- tricity that the eye stands to light , nothing would ...
Side 12
... 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 Degrees of motion of gal- vanometer Size of the ...
... 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 Degrees of motion of gal- vanometer Size of the ...
Side 30
... feet of zinc , the immersed sheets contained about 90 square feet of metal , the weight of the copper coil was about 6 lb. , and the lateral distance was , as just stated , less than the transverse ; but if it had been a mile , and the ...
... feet of zinc , the immersed sheets contained about 90 square feet of metal , the weight of the copper coil was about 6 lb. , and the lateral distance was , as just stated , less than the transverse ; but if it had been a mile , and the ...
Side 31
... feet , immersed sheets of 3000 square feet , and a coil of 200 lb. , 1 would be sufficient to cross the Atlantic with the lateral distance that could be obtained in Great Britain . " After the reading of the paper Lindsay carried out ...
... feet , immersed sheets of 3000 square feet , and a coil of 200 lb. , 1 would be sufficient to cross the Atlantic with the lateral distance that could be obtained in Great Britain . " After the reading of the paper Lindsay carried out ...
Andre utgaver - Vis alle
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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