Karl Ferdinand Braun By: Donovan Minor

Facts Full Name: Karl Ferdinand Braun Developed wireless transmissions of radio and television signals Won Nobel Peace Prize in 1909

Biography Born on June 6, 1850 Born in Fulda, Germany Parents: Konrad and Franziska Braun

Biography Received PhD from University of Berlin in 1872 Became Physics instructor at the university of Strasbourg

Biography Created new kind of antenna for transmitting signals Improved Marconi’s transmitting system Antenna’s were limited up to 15 kilometers Created a sparkless antenna

Biography His invention was applied to radio, television, and radar Discovered crystalline materials Allow current to flow in one direction Led to crystal radios

Biography Also invented the cathode-ray oscilloscope Produced a narrow stream of electrons Could trace patterns on a fluorescent screen Became important laboratory instrument

Biography Inventions gave him recognition from the Nobel committee In 1915, he traveled to New York Was kept there because he was a German citizen Died in 1918 during World War One

Interesting Facts Educated at local gymnasium Went to two separate colleges at one time. Cathode Ray led to Rutherford’s atomic model

Cathode-Ray Tube Is a vacuum tube Produces images on phosphorescent surfaces All TV’s had one Liquid Crystal Display (LCD) ended this

Bibliography "Karl Ferdinand Braun." (2003): 1. Web. 19 Feb "Karl Braun." inventors.about.com (2010): 1. Web. 19 Feb "Karl Ferdinad Braun." answers.com (2010): 1. Web. 19 Feb

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