Results 231 to 240 of about 4,475 (245)

Telegraphy and telephony [PDF]

Journal of the Institution of Electrical Engineers, 1929
openaire   +1 more source

Some of the next articles are maybe not open access.

Related searches:

From Data to News: Weather Reporting, Telegraphy and the Press in Colonial Australia

, 2015
Denis. Cryle
semanticscholar   +1 more source

History of Radio Telegraphy and Telephony

Nature, 1927
E. D'a
semanticscholar   +1 more source

Carrier Current Telephony and Telegraphy

Transactions of the American Institute of Electrical Engineers
E. H. Colpitts, O. B. Blackwell
semanticscholar   +1 more source

Visual Telegraphy

Science, 1880
openaire   +2 more sources

Telephony and telegraphy

Journal of the Institution of Electrical Engineers - Part I: General, 1939
openaire   +3 more sources

A physical phenomenon and its applications to telegraphy, telephony, etc.

, 1923
A. Johnsen, K. Rahbek
semanticscholar   +1 more source

Wireless Telegraphy

Science, 1900
openaire   +2 more sources

The Principles of Electric Wave Telegraphy and Telephony

Nature
M. S.
semanticscholar   +1 more source

Multiplex telephony and telegraphy by means of electric waves guided by wires

Proceedings of the American Institute of Electrical Engineers
George D. Squier
semanticscholar   +1 more source