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Speakers & Microphones

Speakers & Microphones. Mark Koh and Mike Renz. The Technology. Speaker - an electroacoustic transducer that produces sound in response to an electrical audio signal input. Microphone - an acoustic-to-electric transducer or sensor that converts sound into an electrical signal.

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Speakers & Microphones

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  1. Speakers & Microphones Mark Kohand Mike Renz

  2. The Technology • Speaker - an electroacoustic transducer that produces sound in response to an electrical audio signal input. • Microphone - an acoustic-to-electric transducer or sensor that converts sound into an electrical signal. Speakers and Microphones | 4.8.2011

  3. Speakers: How They Work Stupid Link? Speakers and Microphones | 4.8.2011

  4. Microphones: How They Work Speakers and Microphones | 4.8.2011

  5. The History of the Speaker • Invented by Alexander Graham Bell in 1876 in the process of making the first telephone. Speakers and Microphones | 4.8.2011

  6. The History of the Microphone • First conceptualized by Charles Wheatstone around 1827, but modernized in 1876 by Emile Berliner who invented the first microphone used as a telephone voice transmitter. Speakers and Microphones | 4.8.2011

  7. How the Speaker Has Changed • Amplified telephone receiver • Cylinder compressed air amplifier • Moving coil dynamic drivers Speakers and Microphones | 4.8.2011

  8. How the Microphone Has Changed • Stethoscopes • Voice transmitters • Carbon microphone • Broadcasting microphone • Dynamic microphone Speakers and Microphones | 4.8.2011

  9. Societal Benefits • Made the invention of the telephone possible • Large impact on entertainment as a whole • Made hearing aids possible • Communications Speakers and Microphones | 4.8.2011

  10. Thank you!Questions, comments, concerns? Speakers and Microphones | 4.8.2011

  11. The Works • Bellis, Mary. “The History of Microphones.” Inventors. About.com, n.d. Web. 8 Apr. 2011. <http://inventors.about.com/‌od/‌mstartinventions/‌a/‌microphone.htm>. • Daintith, John. “Microphone.” Dictionary of Physics. New York, NY: Facts on File, 1981. 118. Print. • “Dynamic Microphones.” HowStuffWorks. Discovery Channel, n.d. Web. 6 Apr. 2011. <http://electronics.howstuffworks.com/‌gadgets/‌audio-music/‌question3092.htm>. • Harris, Tom. “How Speakers Work.” hostuffworks. Discovery Channel, n.d. Web. 4 Apr. 2011. <http://electronics.howstuffworks.com/‌speaker6.htm>. • “History of Speakers.” Articlebase. N.p., 12 Mar. 2009. Web. 6 Apr. 2011. <http://www.articlesbase.com/‌history-articles/‌history-of-speakers-813938.html>. • Kirkland, Kyle. “Tape Recorders and Computer Disks.” Electricity and Magnetism. New York, NY: Facts on File Inc., 2007. 36. Print. Quantumplative Technologies | 12.7.2010

  12. Quantumplative Technologies | 12.7.2010

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