Wireless Telegraphy and Telephony
Forfatter: Alfred P. Morgan
År: 1917
Forlag: The Norman W. Henley Publishing Company
Sted: New York
Udgave: Third Edition, Fully Illustrated
Sider: 33
UDK: 621.396.1 Mor
A practical Treatise on Wireless Telegraphy and Telephony, giving Complete and Detailed Explanations of the Theory and Practice of Modern Radio Apparatus and its Present Day Applications, together with a chapter on the possibilities of its Future Development
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Xvi LIST OF ILLUSTRATIONS
PAGE
Fig. 152.—The curved lines represent the radius of the gov-
ernment high-power wireless stations and show the zones
over which direct communication may be had with ships . 141
Fig. T53-—The aerial system of a transatlantic station . . 142
Fig. 154 .—Fong Yee, a Chinese amateur wireless operator : 144
Fig. 155 .—Tesla world power plant...........................145
Fig. 156 .—Twenty-five-foot sparks from a Tesla transformer 147