Throughout the 1970s and 1980s, DARPA operated a number of terrestrial and satellite packet radio networks connected to the ARPANET at various military and government installations.

In the late 1980s, it was possible to log into CompuServe via worldwide X. 25 packet switching networks, which bridged onto CompuServe's existing US based network.

In the early 1980s, MCI developed a data network using the CCITT X. 25 packet switching protocol and an electronic mail service called MCI Mail.

The Survivable Radio Network ( SURAN ) project was sponsored by DARPA in the 1980s to develop a set of mobile ad-hoc network ( MANET ) radio-routers, then known as " packet radios ".

Although Johnson would attest in a 1984 radio interview that the " two tribes " of the song potentially represented any pair of warring adversaries ( giving the examples of " cowboys and Indians or Captain Kirk and Klingons "), the song does contain the line " On the air America / I modelled shirts by Van Heusen ", a clear reference to then US President Ronald Reagan, who had advertised for Phillips Van Heusen in 1953 ( briefly reviving the association in the early 1980s ), and whose first film had been titled Love Is On The Air.

In the late 1980s, NHK operated two public television and three radio networks nationally, producing about 1, 700 programs per week.

Starting in the early 1980s, Mills, using the name " The Wizard ", was a recurring guest DJ on " The Electrifying Mojo " radio show on WJLB.

Latin rap was jumpstarted by a wave of rappers that included Ruben DJ and Vico C. Ruben DJ's hit, La Escuela, ( The School ) and Vico C's hit, La Recta Final, ( The End of the Road ) received considerable radio time during the late 1980s.

It marked his return to the Cleveland market, where Downey had been a host for crosstown radio station WERE ( 1300 AM ) in the early 1980s prior to joining KFBK.

Alternative rock grew out of the grunge scene of the late 1980s and early 1990s and is particularly favored by college radio and adult album alternative stations ; there is a strong focus on songwriters and bands with an outsider sound or a more sophisticated sound than the " three chord wonder " cliché.

Decades worth of efforts at mainstreaming the format eventually paid off when country radio became widely popular among a large number of FM radio stations that signed on in the suburban United States in the 1980s and early 1990s.

The explosive rise in popularity during the 1980s of rap music has led to a large number of radio stations specializing in rap / hip-hop and R & B music ( with the exception of classic R & B such as Motown, which is as often as not the province of Oldies stations ).

Expansion and modernization of the telecommunications system continued throughout the late-1970s and early 1980s, giving particular emphasis to the production of radio and television sets and expanded broadcasting capabilities.

In the 1980s, unified models were developed in which quasars were classified as a particular kind of active galaxy, and a consensus emerged that in many cases it is simply the viewing angle that distinguishes them from other classes, such as blazars and radio galaxies.

Before cable-ready TV sets became common in the late 1980s, an electronic tuning device called a cable converter box was needed to receive the additional analog cable TV channels and transpose or convert the selected channel to analog radio frequency ( RF ) for viewing on a regular TV set on a single channel, usually VHF channel 3 or 4.

In the 1970s and early 1980s, as many listeners abandoned AM music formats for the high fidelity sound of the FM radio dial, the Talk Radio format began to catch on in more large cities.

Early ALE systems were developed in the late 1970s and early 1980s by several radio manufacturers.

May was also scathing of Prenter, who was Mercury's manager from the early 1980s to 1984, for being dismissive of the importance of radio stations, such as the US networks, and their vital connection between the artist and the community, and for denying them access to Mercury.

Ann Sachs provided the voice of Leia in the 1980s radio dramatizations of the original Star Wars trilogy, and Lisa Fuson did so for the Star Wars: Shadows of the Empire, Star Wars: Masters of Teräs Käsi, Star Wars: Rebellion, and Star Wars: Galactic Battlegrounds video games.

Jason has also appeared on several radio comedy shows, and had numerous voice acting parts, notably in the long running animated series Danger Mouse, Count Duckula and The Wind in the Willows of the 1980s and early 1990s.

This book has adapted frequently for the stage, most often as plays or musicals for children, and a radio production for BBC Radio 4 in the early 1980s.

* The tune was the used as incidental music in a long-running advertising campaign on radio and television for Getty Oil in the 1970s and 1980s.

Burr also worked as media spokesman for the now-defunct British Columbia-based real estate company Block Bros. in TV, radio, and print ads during the late 1970s and early 1980s.

Sony WalkmanLike the transistor radio in the 1950s and 1960s, the portable CD player in the 1990s, and the MP3 player in the 2000s, the Walkman defined the portable music market in the 1980s, with cassette sales overtaking those of LPs.

Dawson starred in a radio sketch show Listen to Les, which was broadcast on BBC Radio 2 in the 1970s and 1980s.

From the mid 1980s, Algerian cinema began to go through a long period of lethargy where major productions became rare.

The best selling model, the Amiga 500, was introduced in 1987 and became the leading home computer of the late 1980s and early 1990s in much of Western Europe.

During the 1980s and 1990s, she became one of the first CCM artists to cross over into mainstream pop on the heels of her successful albums Unguarded and Heart in Motion, the latter of which included the No. 1 single " Baby Baby ".

By the late 1980s, the cellular industry's subscriber base had grown into the millions across America and it became necessary to add channels for additional capacity.

The Clintons ' personal and business affairs during the 1980s included transactions that became the basis of the Whitewater investigation that dogged his later presidential administration.

An increasing percentage of the ranks are " long-service " volunteer professionals ; women were allowed to serve in the armed forces beginning in early 1980s when the Brazilian Army became the first army in South America to accept women into career ranks ; women serve in Navy and Air Force only in Women's Reserve Corps.

In the 1980s aluminum alloy frames and other components became popular due to their light weight, and most mid-range bikes are now principally aluminum alloy of some kind.

The language and its variants became widespread on microcomputers in the late 1970s and 1980s, when it was typically a standard feature, and often part of the firmware of the machine.

The 1980s saw severe cuts in government funding and above-inflation increases in fares and the service became more cost-effective.

Carbamazepine became widely used to treat bipolar disorder in the late 1980s and early 1990s, but was displaced by sodium valproate in the 1990s.

British businessman Bernie Ecclestone owned Brabham during most of the 1970s and 1980s, and later became responsible for administering the commercial aspects of Formula One.

In December 2011, Rodrigo Carreras became the Costa Rican ambassador to Israel for the second time, after his posting there in the 1980s.

The " minicomics " form, an extremely informal version of self-publishing, arose in the 1980s and became increasingly popular among artists in the 1990s, despite reaching an even more limited audience than the small press.

These portable devices first became popular with the wearable computer movement in the 1980s.

In the 1980s, concept albums also became popular among rock bands like Kiss, with their album, 1981's Music from " The Elder ", which went on to become the group's poorest selling and charting album in their history, primarily because of its radical departure in musical style compared to Kiss's previous offerings.

In the 1980s, cocktails again became popular, with vodka often substituted for gin in drinks such as the martini.

The band became part of the American hardcore punk movement of the early 1980s.

A few artists still managed to score disco hits in the early 1980s, but the term " disco " became unfashionable in the new decade and was eventually replaced by " dance music ", " dance pop ", and other identifiers.

Relational systems placed heavy demands on processing resources, and it was not until the mid 1980s that computing hardware became powerful enough to allow them to be widely deployed.

The study of distributed computing became its own branch of computer science in the late 1970s and early 1980s.

In the early 1980s, NYC disco DJ Larry Levan, known for his eclectic mixes, gained a cult following, and the Paradise Garage, the nightclub at which he spun, became the prototype for the modern dance club where the music and the DJ were showcased.

Ecuador became a relatively heavy importer of arms in the late 1970s and early 1980s, averaging US $ 150 million annually and reaching a peak of US $ 280 million in 1982.

Using explosives for fishing, called dynamite fishing, became popular in the 1980s and is still practiced by some even though it is illegal today.

The city is west of the former site of Times Beach, the site of dioxin contamination discovered in the 1980s ; the area was cleaned up and became Route 66 State Park.

Benson became perhaps the most famous name in the business in the late 1980s, publishing his first book in 1989 and developing one of the first draft-software simulation programs.