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
93
There is probably no application of wireless telegraphy,
however, quite as picturesque as the combination of wire-
less and an aeroplane and the idea of a. double seated
aeroplane carrying an aviator and a wireless operator hov-
ering over a hostile country to keep the commanding
Fig. 109.—The receiving apparatus of .the airship “America” (Well-
man expedition).
officer informed of all conditions and movements of the
enemy.
The huge dirigible balloon Akron in which Melville Van-
niman proposed to cross the Atlantic Ocean was fitted with
wireless equipment in order to transmit news of the expedi-
tion en route to various of the daily newspapers of New
York and London and also in case of an accident or emer-
gency to summon aid.