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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WIRELESS TELEGRAPHY 89
It is certain that wireless telegraphy and telephony will
be important factors in military campaigns of the future.
For coast defense, wireless is as valuable as on the ocean.
Fig. 105.—The apparatus set up for operation.
This method of transmitting army orders is quite depend-
able. With the most recent developments and improve-
ments it is now possible to direct the movements of a
great army and navy simultaneously from a centrally lo-
cated point.
One of the most interesting and spectacular applications