[RTV 3001] - Final Exam Guide - Ultimate 40 pages long Study Guide!
29 Nov 2016
School
Department
Course
Professor
Document Summary
Send (dot and dash) signal to receiver. (1896) Reginald fessenden- wireless technology to send voice/music. Lee de forest- (cid:862)audion(cid:863)- amplify weak radio signals. Audion got de forest into patent conflicts with marconi company. British marconi and american company dominated radio. Wireless ship act of 1910 is first radio law. However, did not specify how many hours a day radio operator must be working. Titanic disaster caused congress to enact law requiring telegraph operator staffing 24/7. Business interest began to realize that broadcasting could make money. Companies began to make money selling radios. Organizations begin broadcasting to mass. (kcbs- san jose broadcast 1909. Kdka- pgh uninterrupted service since 1920: frank conrad- westinghouse engineer, experimental broadcasts in pittsburg. Westinghouse, rca, ge, and at&t started experimental stations. Zenith decision (1926)- was operating on same signal as station in canada, taken to court, then supreme court, agreed that government had no right to regulate radio.
