Wireless Telephony, in Theory and PracticeC. Lockwood and sons, 1908 - 224 páginas |
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Wireless Telephony: In Theory and Practice (1908) Ernst Walter Ruhmer Pré-visualização indisponível - 2009 |
Palavras e frases frequentes
aerial wire alternating current American patent amperes apparatus arc interrupter arc lamp armature arrangement Author battery Berlin BOILERS Brant Rock British patent capacity carbon cathode choking coil Class 21a cloth Colliery condenser connected Construction curve D. K. CLARK Diagrams discharge distance Duddell phenomenon dynamo Electrician electrodes Elihu Thomson employed energy experiments Fessenden Fifth Edition Fourth Edition German patent high frequency high frequency alternator increase inductance Iron large number light light-telephony means Mechanical ment method metres microphone current Mining mirror numerous Illustrations obtained oscillating circuit oscillations oscillatory Photophonic Phys Poulsen Practical Handbook Practical Treatise produced Professor radiation rays receiving station resistance Revised and Enlarged Ruhmer's searchlight Second Edition selenium cell shown in Fig shunt circuit Simon singing arc sound waves spark gap speaking arc STEAM Students supply current Tables telephone Third Edition tion trans transformer transmitter tube variations vibrations voltage volts WATER wireless telegraphy wireless telephony Zeitschr
Passagens conhecidas
Página 23 - Gold," &c. With Diagrams and Working Drawings. Second Edition, Revised and Enlarged. 8vo, cloth 7/6 "This book is just what was needed to acquaint mining men with the actual working of a process which is not only the most popular, but is, as a general rule, the most successful for the extraction of gold from tailings.
Página 34 - A HANDY BOOK OF VILLA ARCHITECTURE. Being a Series of Designs for Villa Residences in various Styles. With Outline Specifications and Estimates. By C. WICKES, Architect, Author of 11 The Spires and Towers of England,
Página 38 - Practical Timber Merchant, THE PRACTICAL TIMBER MERCHANT. Being a Guide for the use of Building Contractors, Surveyors, Builders, &c., comprising useful Tables for all purposes connected with the Timber Trade, Marks of Wood, Essay on the Strength of Timber, Remarks on the Growth of Timber, &c. By W. RICHARDSON. Fcap. 8vo, 35. 6d. cloth. " This handy manual contains much valuable information for the use of timber merchants, builders, foresters, and all others connected with the growth, sale, and manufacture...
Página 24 - THE METALLURGY OF ARGENTIFEROUS LEAD. A Practical Treatise on the Smelting of Silver.Lead Ores and the Refining of Lead Bullion. Including Reports on various Smelting Establishments and Descriptions of Modern Smelting Furnaces and Plants in Europe and America. By M. EISSLER, ME, Author of "The Metallurgy of Gold,
Página 8 - WORKSHOP COMPANION. Comprising a great variety of the most useful Rules and Formulae in Mechanical Science, with numerous Tables of Practical Data and Calculated Results for Facilitating Mechanical Operations. By WILLIAM TEMPLETON, Author of "The Engineer's Practical Assistant," &c., &c. Eighteenth Edition, Revised, Modernised, and considerably Enlarged by WALTER S. HUTTON, CE, Author of "The Works' Manager's Handbook," "The Practical Engineer's Handbook,
Página 18 - The aim the author has set before him, viz., to show the effects of heat upon metallic and other structures, is a laudable one, for this is a branch of physics upon which the engineer or architect can find but little reliable and comprehensive data in books."— Builder.
Página 3 - ... collection of Rules and Practical Data relating to recent Practice in Designing and Constructing all kinds of Engines, Boilers, and other Engineering work. The whole constituting a comprehensive Key to the Board of Trade and other Examinations for Certificates of Competency in Modern Mechanical Engineering. By WALTER S. HUTTON, Civil and Mechanical Engineer, Author of "The Works' Manager's Handbook for Engineers,
Página 51 - Modern Farming. OUTLINES OF MODERN FARMING. By R. SCOTT BURN. Soils, Manures, and Crops — Farming and Farming Economy — Cattle, Sheep. and Horses — Management of Dairy, Pigs, and Poultry — Utilisation of Town-Sewage, Irrigation, &c. Sixth Edition. In One Vol., 1,250 pp., halfbound, profusely Illustrated, 125.
Página 50 - FERTILISERS AND FEEDING STUFFS. Their Properties and Uses. A Handbook for the Practical Farmer. By BERNARD DYER, D.Sc. (Lond.). With the Text of the Fertilisers and Feeding Stuffs Act of 1893, The Regulations and Forms of the Board of Agriculture, and Notes on the Act by AJ DAVID, BA, LL.M.
Página 29 - HOW TO MAKE A DYNAMO : A Practical Treatise for Amateurs. Containing numerous Illustrations and Detailed Instructions for Constructing a Small Dynamo, to Produce the Electric Light. By ALFRED CROFTS.