COM 107 Chapter Notes - Chapter 5: Wireless Telegraphy, Drive Time, Podcast

46 views2 pages

Document Summary

Morse code system of dots and dashes. 1866- first transatlantic cable along ocean floor. James maxwell- electromagnetic waves radiate in space at speed of light radio waves could be released from a transmission point. Marconi wireless telegraphy (voiceless point to point communication) Used on british ships: signals clashed with one another. De forest competed with marconi interest in wireless voice and music transmissions. Essential in radio and tv developments new meaning of broadcasting form of narrowcasting issues: ship requirements and signal interference. Wireless ship act in 1910: titantic sunk in 1912. Radio act of 1912 waves could not be owned. Founding of the rca ge taking over marconi monopolize wireless industry: ensure us control over communication lines, less than 20% owned by foreignors. Westinghouse established kdka start of broadcast radio. At&t began making and selling its own waivers. Toll broadcasting right to sell ads. Rights to interconnect 2 stations with wires: first network cost saving.

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers
Class+
$8 USD/m
Billed $96 USD annually
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
30 Verified Answers

Related Documents