A History of Wireless Telegraphy: Including Some Bare-wire Proposals for Subaqueous TelegraphsBlackwood, 1901 - 348 páginas |
No interior do livro
Resultados 1-5 de 99
Página viii
... means that have already been exploited . Secondly , it has been objected that there is much in the book - especially in the First Period - that might be omitted , or still further condensed . But here again the author had in view the ...
... means that have already been exploited . Secondly , it has been objected that there is much in the book - especially in the First Period - that might be omitted , or still further condensed . But here again the author had in view the ...
Página xv
... only alterations being in points of detail — a finer adjustment of means to ends . This says much for the constructive genius of the young inventor , and bodes well for the survival of his system in PREFACE TO FIRST EDITION . XV.
... only alterations being in points of detail — a finer adjustment of means to ends . This says much for the constructive genius of the young inventor , and bodes well for the survival of his system in PREFACE TO FIRST EDITION . XV.
Página 5
... means of signalling without wires , which is curiously àpropos of Professor Graham Bell's photophone . In his classic paper on " Telegraphic Communication , especially by Means of Galvanism , " he says : " Another possible method of ...
... means of signalling without wires , which is curiously àpropos of Professor Graham Bell's photophone . In his classic paper on " Telegraphic Communication , especially by Means of Galvanism , " he says : " Another possible method of ...
Página 7
... means , and without the employment of any conducting wires at all . It is to be done partly by electricity , but combined with another principle , of the correctness of which there can be no doubt . But until I know what encouragement ...
... means , and without the employment of any conducting wires at all . It is to be done partly by electricity , but combined with another principle , of the correctness of which there can be no doubt . But until I know what encouragement ...
Página 8
... means of producing sharp concussions of the air , such as were known in his day . Let us suppose he used any of these methods for projecting sound waves , then , at the focus of the distant reflector he may have designed a " renewing ...
... means of producing sharp concussions of the air , such as were known in his day . Let us suppose he used any of these methods for projecting sound waves , then , at the focus of the distant reflector he may have designed a " renewing ...
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
Passagens conhecidas
Página 20 - MATHESON. Can the Old Faith Live with the New ? or, The Problem of Evolution and Revelation. By the Rev.
Página 24 - NICHOLSON. Thoth. A Romance. By JOSEPH SHIELD NICHOLSON, MA, D.Sc., Professor of Commercial and Political Economy and Mercantile Law in the University of Edinburgh. Third Edition. Crown 8vo, 4s.
Página 25 - Katie Stewart. Illustrated boards, 2s. 6d. Valentine and his Brother. New Edition. Crown 8vo, 3s. 6d. Sons and Daughters. Crown 8vo, 3s. 6d.
Página 11 - FERRIER. Philosophical Works of the late James F. Ferrier, BA Oxon., Professor of Moral Philosophy and Political Economy, St Andrews. New Edition. Edited by Sir ALEXANDER GRANT, Bart., DCL, and Professor LUSHINGTON. 3 vols.
Página 14 - HAMILTON. Lectures on Metaphysics. By Sir WILLIAM HAMILTON, Bart. , Professor of Logic and Metaphysics in the University of Edinburgh. Edited by the Rev. HL MANSEL, BD, LL.D., Dean of St Paul's ; and JOHN VEITCH, MA, Professor of Logic and Rhetoric, Glasgow.
Página 24 - OLIPHANT. 3 vols. post 8vo, 25s. 6d. Scientific Religion ; or, Higher Possibilities of Life and Practice through the Operation of Natural Forces.
Página 17 - Post 8vo, 7s. 6d. The Highlands of Scotland in 1750. From Manuscript 104 in the King's Library, British Museum. With an Introduction by ANDREW LANG.
Página 15 - HAY. The Works of the Right Rev. Dr George Hay, Bishop of Edinburgh. Edited under the Supervision of the Bight Rev.
Página 23 - Cessios, and Sequestrations; and the Winding-up of Joint-Stock Companies in Scotland; with Annotations on the various Insolvency and Bankruptcy Statutes; and with Forms of Procedure applicable to these Subjects. By JAMES MURDOCH, Member of the...
Página 6 - Second Edition. Crown 8vo, with numerous Illustrations, 7s. 6d. Cultivated Plants : Their Propagation and Improvement. Including Natural and Artificial Hybridisation, Raising from Seed, Cuttings, and Layers, Grafting and Budding, as applied to the Families and Genera in Cultivation. Crown...