Radio Flashcards
the precursor of the radio technology invented in the 1840s
telegraph
series of dots and dashes that stood for letters in the alphabet
Morse code
invisible electronic impulses similar to visible light
electromagnetism
portion of these phenomena on electromagnetic spectrum
radio waves
form of voiceless point-to-point communication
wireless telegraphy
wireless voice and music transmissions
wireless telephony
once an agricultural term
referred to process of casting seeds over large area; transmission of radio waves to broad public audience
braodcasting
wireless was considered a form of ____ or person-to-person communication like the telegraph or telephone
narrowcasting
passed by Congress addressing problem of amateur radio operators increasingly cramming the airwaves (following the Titanic tragedy)
radio waves could not be owned; they were a collective property of all Americans and requires a license
Radio Act of 1912
GE took the lead in founding a new company called _____
to monopolize the wireless industry and expand American communication technology
Radio Corporation of America (RCA)
a cost-saving operation that links a group of broadcast stations that share programming produced at a central location
network
Paley and Barneys modified this concept
CBS paid affiliate stations for an option on a portion of their time
option time
restore order to airwaves
licenses did not OWN their channels but could only license them as long as they operated to serve public interest, convenience, or necessity
Radio Act of 1927
the 1927 act created the ____ whose members were appointed by the president
Federal Radio Commission (FRC)
When the FRC became the Federal Communications Commission (FCC)
covered not only radio but also telephone and telegraph (later tv, cable, internet)
Communications Act of 1934
small electrical devices that like vacuum tubes could receive and amplify radio signals
transistors