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This timeline of the telephone covers landline, radio, and cellular telephony technologies and provides many important dates in the history of the telephone.. Charles Bourseul Johann Philipp Reis Elisha Gray Thomas Edison Alexander Graham Bell Thomas Augustus Watson Tivadar Puskás Emile Berliner Charles Sumner Tainter Theodore Newton Vail
A man talks on his mobile phone while standing near a conventional telephone box, which stands empty. Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile phones than wired devices. [1]
Previous telephones required the user to operate a separate switch to connect either the voice or the bell. With the new kind, the user was less likely to leave the phone "off the hook". In phones connected to magneto exchanges, the bell, induction coil, battery, and magneto were in a separate bell box called a "ringer box". In phones connected ...
Landline use soars from the mid-1900s until 2000. In the 1960s, owning a home phone was still a pricey affair. In 1968, a 3-minute cross-country call would cost around $18 in today's dollars ...
Two decades of evolution of mobile phones, from a 1992 Motorola DynaTAC 8000X to the 2014 iPhone 6 Plus. A mobile phone, or cell phone, [a] is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones (landline phones).
This timeline of Apple products is a list of all computers, phones, tablets, wearables, and other products made by Apple Inc. This list is ordered by the release date of the products. Macintosh Performa models were often physically identical to other models, in which case they are omitted in favor of the identical twin.
On March 25, 1925, Scottish inventor John Logie Baird publicly demonstrated the transmission of moving silhouette pictures at the London department store Selfridge's. Baird's system relied upon the fast-rotating Nipkow disk, and thus it became known as the mechanical television.
Mobile phones by year of introduction. Subcategories. This category has the following 43 subcategories, out of 43 total. * Mobile phones introduced in the 20th ...