Search results
Results From The WOW.Com Content Network
The 1970s (pronounced "nineteen-seventies"; commonly shortened to the "Seventies" or the "' 70s") was the decade that began on January 1, 1970, and ended on December 31, 1979. In the 21st century, historians have increasingly portrayed the 1970s as a "pivot of change" in world history, focusing especially on the economic upheavals [ 1 ] that ...
Soon after GTE and AT&T began experiments to transmit sound and image data using fiber optics, and transformed the communications industry. After 1973 both the United States and Europe turned away from the large and heavy mainstream automobiles, and towards lightweight, fuel-efficient and environmentally-conscious vehicles, already beginning to ...
Historically, voice and data communications were based on methods of circuit switching, as exemplified in the traditional telephone network, wherein each telephone call is allocated a d3dicated end-to-end electronic connection between the two communicating stations. The connection is established by switching systems that connected multiple ...
The mass-market success of the smaller and cheaper Sony TR-63, released in 1957, led to the transistor radio becoming the most popular electronic communication device of the 1960s and 1970s. Transistor radios are still commonly used as car radios. Billions of transistor radios are estimated to have been sold worldwide between the 1950s and 2012.
Decade Description 1970s–1980s The PLATO system (developed at the University of Illinois and subsequently commercially marketed by Control Data Corporation) offers early forms of social media with Notes, PLATO's message-forum application; TERM-talk, its instant-messaging feature; Talkomatic, perhaps the first online chat room; News Report, a crowd-sourced online newspaper, and blog; and ...
Citizens band radio (CB radio) is a land mobile radio system, a system allowing short-distance one-to-many bidirectional voice communication among individuals, using two-way radios operating near 27 MHz (or the 11-m wavelength) in the high frequency or shortwave band.
Erhard Seminars Training, Inc. (marketed as est, though often encountered as EST or Est) was an organization founded by Werner Erhard in 1971 that offered a two-weekend (6-day, 60-hour) course known officially as "The est Standard Training".
The decade of the 1970s saw significant changes in television programming in both the United Kingdom and the United States.The trends included the decline of the "family sitcoms" and rural-oriented programs to more socially contemporary shows and "young, hip and urban" sitcoms in the United States and the permanent establishment of colour television in the United Kingdom.