Speakers microphones
This presentation is the property of its rightful owner.
Sponsored Links
1 / 12

Speakers & Microphones PowerPoint PPT Presentation


  • 48 Views
  • Uploaded on
  • Presentation posted in: General

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.

Download Presentation

Speakers & Microphones

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Speakers & Microphones

Mark Kohand 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.

Speakers and Microphones | 4.8.2011


Speakers: How They Work

Stupid Link?

Speakers and Microphones | 4.8.2011


Microphones: How They Work

Speakers and Microphones | 4.8.2011


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


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


How the Speaker Has Changed

  • Amplified telephone receiver

  • Cylinder compressed air amplifier

  • Moving coil dynamic drivers

Speakers and Microphones | 4.8.2011


How the Microphone Has Changed

  • Stethoscopes

  • Voice transmitters

  • Carbon microphone

  • Broadcasting microphone

  • Dynamic microphone

Speakers and Microphones | 4.8.2011


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


Thank you!Questions, comments, concerns?

Speakers and Microphones | 4.8.2011


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


Quantumplative Technologies | 12.7.2010


  • Login