tailieunhanh - Lecture Dynamics of mass communication (9th edition): Chapter 7 - Joseph R. Dominick

Chapter 7 - Radio. In this chapter we will discuss: History, radio in the digital age, defining features of radio, organization of the radio industry, ownership in the radio industry, producing radio programs, economics, feedback, the radio industry. | THE DYNAMICS OF MASS COMMUNCATION Joseph R. Dominick University of Georgia--Athens Chapter 7 Radio History Radio in the Digital Age Defining Features of Radio Organization of the Radio Industry Ownership in the Radio Industry Producing Radio Programs Economics Feedback The Radio Industry Chapter Outline Early Radio Milestones 1887 – Hertz sends, detects radio waves 1896 – Marconi sends wireless Morse Code 1906 – Fessenden broadcasts voice and music Post WWI – . Navy takes over patents History Big Business GE, AT&T, and Westinghouse invest in Radio Corporation of America (RCA) Sarnoff – “radio music box” Mass Audience Frank Conrad of Westinghouse begins garage radio station KDKA (1920) Better Receivers 1926 – radios more user-friendly By 1930 – 17 million sets sold History Radio Goes Commercial WLS, WGN, WSM, WHB AT&T sells ad time on WEAF (1922) Networks Share program production – save money NBC is first network (1926) 1937 – NBC has 111 affiliated stations, CBS 105 Government Regulation Radio Act of 1927 sets up FRC FRC allocates bands and bans portable stations History The Depression: 1930-1940 Radio grows Roosevelt creates FCC to regulate entire electromagnetic spectrum (1934) Birth of FM Armstrong demos FM to RCA – Sarnoff is not interested – so creates his own station Radio Programs Soap operas, “The Lone Ranger” Wartime radio coverage and radio news History World War II Network news thrives as public follows war developments with “name” correspondents. Ad revenues double 1940-1945 History NBC ABC NBC Supreme Court (1943) Innovation and Change: 1945-1954 FM technically superior to AM FM and TV use same bands FM moved to 88-108 MHz, making half-million radios useless TV affects radio networks; stations become more local History Specialized Formats Stations lose network affiliations Local personalities emerge Station develops “Top 40” format Clock hour invented History Growth and Stabilization: 1955-1990 # stations: 3343 (1955) 7000 (1970) DJs’ Top 40 . | THE DYNAMICS OF MASS COMMUNCATION Joseph R. Dominick University of Georgia--Athens Chapter 7 Radio History Radio in the Digital Age Defining Features of Radio Organization of the Radio Industry Ownership in the Radio Industry Producing Radio Programs Economics Feedback The Radio Industry Chapter Outline Early Radio Milestones 1887 – Hertz sends, detects radio waves 1896 – Marconi sends wireless Morse Code 1906 – Fessenden broadcasts voice and music Post WWI – . Navy takes over patents History Big Business GE, AT&T, and Westinghouse invest in Radio Corporation of America (RCA) Sarnoff – “radio music box” Mass Audience Frank Conrad of Westinghouse begins garage radio station KDKA (1920) Better Receivers 1926 – radios more user-friendly By 1930 – 17 million sets sold History Radio Goes Commercial WLS, WGN, WSM, WHB AT&T sells ad time on WEAF (1922) Networks Share program production – save money NBC is first network (1926) 1937 – NBC has 111 affiliated stations, CBS 105 Government .