Results 31 to 40 of about 4,475 (245)

Galvanometers and the Invention of Self-Balancing Recorders

open access: yesMeasurement + Control, 1993
This paper describes the history of ink recorders from their use with the first submerged transatlantic cable to the invention of self-balancing recorders.
Eiju Matsumoto
doaj   +1 more source

Early Electrical Communications Technology and Structural Change in the International Political Economy--The Cases of Telegraphy and Radio

open access: yesPrometheus, 2002
It is increasingly apparent that the roots of current global transformation lie very much in the middle to late nineteenth century and the raft of basic political, economic, socio-cultural and technological changes that occurred at this time.
Peter Mcmahon
doaj   +1 more source

One complete system? Telegraphy, cybernetics and industrial archaeology

open access: yesAustralian Archaeology
Telegraph systems laid the groundwork for the first global digital systems. In Australia, 50 years before Federation, the continental-scale telegraph system linked to the wider world using submarine connectors.
Genevieve Bell   +3 more
semanticscholar   +1 more source

Wireless Telegraphy [PDF]

open access: yesRoyal United Services Institution. Journal, 1898
n ...
openaire   +4 more sources

THE COMMUNICATIONS OF THE ROMANIAN ARMY IN THE WAR FOR UNIFYING THE NATION. CONCLUSIONS AND LESSONS LEARNED FOR ROMANIAN ART OF WAR [PDF]

open access: yesAnnals: Series on Military Sciences, 2017
This paper explores the stages of organization and equipping that occurred in the communications of the Romanian army and the creation of the first specialized sub-units, preparation and participation in the War of Independence (1877- 1878) with further
Gheorghe BOARU
doaj  

Automatic Telegraphy [PDF]

open access: yesScientific American, 1870
n ...
openaire   +2 more sources

Automatic Telegraphy [PDF]

open access: yesScientific American, 1871
n ...
openaire   +1 more source

Telegraphy in Pairs [PDF]

open access: yesJournal of the Franklin Institute, 1881
n ...
openaire   +2 more sources

Advancing Energy Materials by In Situ Atomic Scale Methods

open access: yesAdvanced Energy Materials, Volume 15, Issue 11, March 18, 2025.
Progress in in situ atomic scale methods leads to an improved understanding of new and advanced energy materials, where a local understanding of complex, inhomogeneous systems or interfaces down to the atomic scale and quantum level is required. Topics from photovoltaics, dissipation losses, phase transitions, and chemical energy conversion are ...
Christian Jooss   +21 more
wiley   +1 more source

Home - About - Disclaimer - Privacy