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Unformatted text preview: o wireless experiements began in 1800s o electromagnetic waves aka: ether waves are capable of carrying information 2. Early Inventors and Theorist-James Clerk Maxwell theories o Theorized that electromagnetic waves exist-Heinrich Hertz o Applied Maxwells theories -Marconis wireless experiments -Reginald Fessendens 1906 broadcasts-Lee deForests audion tube o Often took credit for other inventors work-Edwin Armstrong o 3 major inventions [will be on exam] Superheterodyne (GOOGLE) Regenerative circuits FM radio (1930s)-David Sarnoff o Creator of NBC (National Broadcast Company) NBC broadcasted in 54 stations in 24 states ((Also, we have been watching Empire of the Airthere is a worksheet that accompanies the movie))...
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This note was uploaded on 03/20/2008 for the course TELE 3010 taught by Professor L.benjamin during the Spring '07 term at University of Georgia Athens.
- Spring '07