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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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Side af 216 Forrige Næste
 46 WIRELESS TELEGRAPHY Fig. 58.—Photo of wireless key. An anchor gap is a simple little device consisting of a hard rubber ring bearing two or three small electrodes Fig. 59.—Key and aerial switch.
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