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...ture (inset, left) and the horseshoe field magnets, and the gears to drive the rotor]] ...used to generate electrical current to drive electromechanical ringers in telephone sets and activate signals on operator consoles. ...

{{Short description|1=Overview of and topical guide to communication}} part of the set of 830+ outlines listed at ...

[[Image:World map of submarine cables.png|300px|thumb|Global [[submarine communications cable|su ...work''' is any [[communication network]] which spans the entire [[Earth]]. The term, as used in this article refers in a more restricted way to ''bidirect ...

{{short description|Type of information technology}} ...y shifts to the user's attention when needed but otherwise stays calmly in the user's periphery. [[Mark Weiser]] and [[John Seely Brown]] describe calm te ...

...nating current]] (AC) by [[uninterruptible power supply]] (UPS) equipment. The batteries may provide power for minutes, hours or days, depending on each s ...York)|telegraph office in New York City]] had 20,000 wet cells, mostly of the primary zinc-copper type.<ref>{{cite web|url=https://books.google.com/books ...

{{short description|Field of telecommunication services}} ...f telephony is intimately linked to the invention and development of the [[telephone]]. ...

{{Short description|Mechanical bell that functions by means of an electromagnet}} .... An electric bell consists of one or more electromagnets, made of a coil of insulated wire around an [[magnetic core|iron bar]], which attract an iron ...

...gineering, a '''bug''' is a defect in the design, manufacture or operation of machinery, circuitry, electronics, [[Computer hardware|hardware]], or [[sof == History == ...

{{Short description|Discrete unit of communication}} [[File:MountScopusHeadstone2.JPG|thumb|240px|A headstone message in the [[Jerusalem]] British [[World War I]] Cemetery on [[Mount Scopus]]]] ...

{{short description|Unidirectional flow of electric charge}} ...ows current or voltage and the horizontal 't' axis measures time and shows the zero value.]] ...

...pg|thumb|Demonstration hand-cranked magneto made circa 1925, on display at the [[Musée d'histoire des sciences de la Ville de Genève]].]] ...e.jpg|thumb|2kW ''Société de l'Alliance'' magneto generator for arc lamps, of around 1870]] ...

...yle of this catchphrase, technological evolution might describe the origin of new technologies. ==Combinatoric theory of technological change== ...

{{Short description|Skilled worker}}{{multiple issues|{{Globalize|2=USA|2name=the United States|date=October 2010}}{{Refimprove|date=October 2010}}}} ...and Cableman's Handbook, 13th Edition |url=https://www.jharlen.com/p-9955-the-linemans-and-cablemans-handbook-13th-edition.aspx?gclid=CjwKCAiAsYyRBhACEiw ...

...300px|The smartphone – one of the most important means of communication of the 21st century]] '''Means of communication''' are used by people to communicate and exchange information ...

...n and WMDE are currently working to integrate structured data support with the software that enables Wikidata, Wikibase, into Wikimedia Commons.]] ...r or culture. Enabling technologies are characterized by rapid development of subsequent derivative technologies, often in diverse fields. See [[General ...

....jpg|thumb|World map showing international telephone connections from Bell telephone magazine, 1922.]] ...Mobile Triangulation CELL ID Database.png|thumb|World map showing density of cell phone towers in 2013.]] ...

...wer the [[Telephone|phone]]. The caller is prompted to leave a message and the recipient can retrieve said message at a later time. ...customer requests. The term is also used more broadly to denote any system of conveying stored telecommunications voice messages, including using an [[an ...

...[Chief executive officer|CEO]])<br />Thomas A. Ernst<br />([[chairman]] of the [[supervisory board]]) ...n and communication technology sector, based in [[Wetzikon]], Switzerland. The family company develops and produces connecting technology for [[telecommun ...

...y [[culture]]s living in [[forest]]ed areas, drums served as an early form of long-distance [[communication]], and were used during [[ceremony|ceremonial ...ns could include dance, rituals, story-telling and communication of points of order. ...

The table below lists [[information technology]] [[initialism]]s and [[acronym] ...-proprietary initialisms that are specific to information technology. Most of these initialisms appear in [[Professional certification (computer technolo ...