JREM 175 Study Guide - Midterm Guide: Computer Mouse, Search Engine Optimization, Shovelware

• School: UTK
• Department: Journalism and Electronic Media
• Course: JREM 175
• Professor: Lisa Gary

Document Summary

Marconi created radio in england around 1900. Sarnoff worked for marconi, wanted to make radio a household item, was a champion of technology, had a long career with rca ultimately as general manager, and broke the news of the titanic sinking. Hertz legacy: measurement unit of electromagnetic waves was named for hertz, who first demonstrated the existence of radio waves. The wireless was radio telegraphy, the sound version of the telegraph. The public discovered radio in april 1912 when the titanic sank. It caused overlapping signals and wireless radios that had been turned off overnight meant a ship"s call for help went unheeded. The radio act of 1912 mandates that all radio stations be licensed by the federal government, says government could take control of radio stations in a time of war, and all ships entering. American ports had to be equipped with radios and staffed. Early radio networks: kdka pittsburgh, nbc, abc, and cbs.