Search results
Results from the WOW.Com Content Network
The Northern Pacific Railway was the first railroad to order a 2-8-8-4. The first was built in 1928 by American Locomotive Company; at the time, it was the largest locomotive ever built. It had the largest firebox ever applied to a steam locomotive, some 182 square feet (16.9 m 2) in area, to burn Rosebud coal, a cheap low-quality coal.
2-8-8-8-4. Under the Whyte notation for the classification of steam locomotives, a 2-8-8-8-4 has two leading wheels, three sets of eight driving wheels, and four trailing wheels. The equivalent UIC classification is to be refined to (1'D)D (D2') for these engines. Only one 2-8-8-8-4 was ever built, a Mallet -type for the Virginian Railway in ...
e. Radio broadcasting has been used in the United States since the early 1920s to distribute news and entertainment to a national audience. In 1923, 1 percent of U.S. households owned at least one radio receiver, while a majority did by 1931 and 75 percent did by 1937. [1][2] It was the first electronic "mass medium" technology, and its ...
Nielsen Audio (formerly Arbitron) is a consumer research company in the United States that collects listener data on radio broadcasting audiences. It was founded as the American Research Bureau by Jim Seiler in 1949 and became national by merging with Los Angeles–based Coffin, Cooper, and Clay in the early 1950s. [2]
The federal government has regulated the extent of ownership for radio stations since the 1934 Communications Act. [2] The policy was based on the notion that the airwaves were accessible to the public and therefore had an accompanying public trust. [3] However, the U.S. Federal Communications Commission (FCC) began to relax these limitations. [4]
RAJAR collects information on behalf of over 300 BBC and Ofcom-licensed commercial radio stations, ranging from very small local services to the national networks.Station listening by time, duration, platform (AM/FM, DAB, online/app, and DTV) and location (in car, at home, at work, or elsewhere) is recorded and published on a quarterly basis.
Biden's Thursday appearances on Black radio shows in the critical states of Wisconsin and Pennsylvania were his first chances to show he could answer questions and discuss his record after a ...
The Mark-8 is a microcomputer design from 1974, based on the Intel 8008 CPU (which was the world's first 8-bit microprocessor). The Mark-8 was designed by Jonathan Titus, a Virginia Tech graduate student in chemistry. After building the machine, Titus decided to share its design with the community and reached out to Radio-Electronics and ...