During their heyday from the late 1970s to the mid-1990s, most BBSes were run as a hobby free of charge by the system operator ( or " SysOp "), while other BBSes charged their users a subscription fee for access, or were operated by a business as a means of supporting their customers.

During the Orioles ' heyday in the 1970s, a club song, appropriately titled " Orioles Magic ", was composed, and played when the team ran out until Opening Day of 2008.

During the late 1930s and through the 1940s — the heyday of big band jazz and swing music — the guitar was an important rhythm section instrument.

Kansas City is most famous for its steak and barbecue. The American Hereford Association bull and Kemper Arena and the Kansas City Live Stock Exchange Building in the former Kansas City Stockyard of the West Bottoms as seen from Quality Hill, Kansas City | Quality Hill During the heyday of the Kansas City Stockyards, the city was known for its Kansas City steaks or Kansas City strip steaks.

During the team's 1970s heyday, management often referred to the team as The Swingin ' A's, referencing both their prodigious power and to connect the team with the growing disco culture.

During its heyday, the recorder was traditionally associated with pastoral scenes, miraculous events, funerals, marriages and amorous scenes.

During the heyday of the patricians in the 17th and 18th Centuries, a number of elegant town houses ( Reinert House 1692-93, Palais Besenval 1703-06 ) and summer residences outside the city ( Sommerhaus Vigier 1648-50, Waldegg Castle 1682-86, Steinbrugg Castle 1665-68 and Blumenstein Castle 1725-28 ) were built.

During the heyday of redlining, the areas most frequently discriminated against were black inner city neighborhoods.

During her heyday, film technicians described the right side of her face as " the dark side of the moon.

During its early-and mid-60s heyday, much free jazz was released by the independent ESP Disk label.

During her heyday in the 1970s and early 1980s, she toured most of Latin America, the USA, Europe and Japan.

During the heyday of mining in the area ( the 1870s ), Cartago was a steamboat port for shipment of wood and ore.

During its heyday Rankin Field, as it was otherwise known, trained 10, 000 pilots in primary flight training, including 12 future Army Air Corps Aces, and 2 Medal of Honor recipients.

During its heyday Ottertail had its own weekly newspaper, five hotels, 27 saloons, and many other types of enterprises necessary for pioneer life.

During its heyday, Meadowlands was home to a number of businesses including a Ford dealership ( which also carried New Holland farm machinery ), a bank, a farmer's cooperative store, a grocery store, a commercial laundry, a cheese factory, various restaurants, a movie theater and the Toivola – Meadowlands School, a K – 12 institution.

During its heyday as a canal port, Liverpool also had a large boat repair industry.

During its heyday between 1845 and the 1860s, Port Jefferson almost rivaled Sidney in size and influence.

During its heyday an estimated twenty-five thousand people attended the annual event.

During Oroville's heyday as a mining town, its population was over 10, 000 with numerous saloons, restaurants, shops and a drive in movie theater.

During their heyday, tabletop duplicators of both sorts were the inexpensive and convenient alternatives to conventional typesetting and offset or letterpress printing.

During its heyday, Crestline was a division point for the Pennsylvania Railroad's Pittsburgh, Fort Wayne and Chicago Railway.

During the heyday of the XIT Ranch, the land was in native grass.

During its heyday IG Farben was the largest chemical company in the world and the fourth largest overall industrial concern, after General Motors, U. S. Steel and Standard Oil ( New Jersey ).

During its heyday Pravda was selling millions of copies per day compared to the current print run of just one hundred thousand copies.

During operation of electrochemical cells, chemical energy is transformed into electrical energy and is expressed mathematically as the product of the cell's emf and the electric charge transferred through the external circuit.

During the 1950s and 1960s, the electric guitar became the most important instrument in pop music.

During the war he received an electric shock using a trench telephone which scared him such that he did not use one again until twelve years after the event.

During each cycle of the AC voltage, extra energy, in addition to any energy consumed in the load, is temporarily stored in the load in electric or magnetic fields, and then returned to the power grid a fraction of a second later in the cycle.

During his term, eight inmates were put to death by electric chair.

During the Boxer Rebellion, Imperial Chinese forces deployed a weapon called " electric mines " on June 15, at the Peiho river before the Battle of Dagu Forts ( 1900 ), to prevent the western Eight-Nation Alliance from sending ships to attack.

During this golden era of Galveston's history, the city was home to a number of state firsts that include among others the first post office ( 1836 ), the first naval base ( 1836 ), the first Texas chapter of a Masonic order ( 1840 ); the first cotton compress ( 1842 ), the first parochial school ( Ursuline Academy ) ( 1847 ), the first insurance company ( 1854 ), the first gas lights ( 1856 ), the first opera house ( 1870 ), the first orphanage ( 1876 ), the first telephone ( 1878 ) and the first electric lights ( 1883 ).

During the whole of this time he scarcely ever moved from his house, except to the prison and back, and the result of a portion of his labors was discovered to his friends in conversations and experiments relating to electrical phenomena, which revealed to them the fact that, alone and unaided-from the sheer force of his genius-he had discovered as early, if not earlier, than Morse or Wheatstone, the principles of the present system of electric telegraphy.

During this time, Timișoara evolved from a strategic fortress to an economic and industrial center: numerous factories were built, electric illumination and public transport were introduced, and railroad connections were established.

During his time with The Byrds, McGuinn developed two innovative and very influential styles of electric guitar playing.

During the main phase of a geomagnetic storm, electric current in the magnetosphere create magnetic force which pushes out the boundary between the magnetosphere and the solar wind.

During the initial months of their existence as a band, the electric guitars used both by Roky Erickson and Stacy Sutherland were Gibson ES-335s.

In 1801, he performed an experiment showing that the electricity from friction was identical to that produced by voltaic piles. During the last years of his life he performed electrical experiments that would pave the way to the eventual design of the electric motor.

During this time, a modified electric razor called the " Miami Device " became popular, which could trim stubble to a preset length.

During this same period, electric folk was adopted and developed in the surrounding Celtic cultures of Ireland, Scotland, Wales, Brittany, and Cornwall, to produce Celtic rock and its derivates.

During the normal operation of the engine as the fuel mixture is being compressed an electric arc is created to ignite the fuel.

During 2004 Central ’ s Trent Valley local services that ran generally from Stafford or Nuneaton ( some from Coventry ) were discontinued due to a Driver shortage and not restored until over year later, when they were replaced by an electric service from Northampton to Crewe.

During the late 1960s, Martin manufactured hollow-body electric guitars similar to those manufactured by Gretsch.

During World War II, a strategically important electric steel furnace which produced steel for aircraft engine ball bearings was relocated to Workington from Norway to prevent it falling into Axis hands.

During the late 1960s, at the same time that jazz musicians were experimenting with rock rhythms and electric instruments, rock groups such as Cream and the Grateful Dead were " beginning to incorporate elements of jazz into their music " by " experimenting with extended free-form improvisation ".

During World War II the idea was revived by Joachim Hänsler of Germany's Ordnance Office, and an electric anti-aircraft gun was proposed.

During spot welding, the large electric current induces a large magnetic field, and the electric current and magnetic field interact with each other to produce a large magnetic force field too, which drives the melted metal to move very fast at a velocity up to 500 mm / s.

During an archaeological excavation made later in 2006, it was noticed that an electric ground cable had been dug in the courtyard at 40 cm depth.