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Guglielmo Marconi invents the first radio also called the crystal radio.
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In 1911, an American inventor named De Forest built an amplifier using the diode valve that was created about 10 years before by Fleming. This was then used to build the tube radio.
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John Bardeen, Walter Brattain, and William Shockley invent the transistor radio in 1952. The transistor radio is much cheaper, smaller, more efficient, and has a better reception than the crystal radio. The Transistor radio can also be carried in your pocket.
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Satellite radio was invented by Martine Rothblatt in 1990. Satellite radio is 24 hours a day with no commercials.
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Technitian Carl Malamud invents Internet talk radio in 1993.
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Right now most people listen to radio from their MP3 players, iPod shuffles, iPods, iPhones, and from the Intrenet.
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The Earbud radio is a small radio that you can fit in your ear, you controll the stations with a remote , it also only comes in one color, pink.
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"Alan Blumlein - the Man Who Invented Stereo." Abbey Road. Chroma Agency, Aug. 2008. Web. 03 Nov. 2012. http://www.abbeyroad.com/News/Article/22/Alan-Blumlein-the-man-who-invented-stereo. Jim Johnson. "Facts About Satellite Radio." Facts About Satellite Radio. Streetdirectory, 2012. Web. 04 Nov. 2012. http://www.streetdirectory.com/travel_guide/156138/technology/facts_about_satellite_radio.html. Mary Bellis. "Edwin Howard Armstrong." About.com Inventors. About.com, 2012. Web. 03 Nov. 2012
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Mary Bellis. "The Invention Of Radio." About.com Inventors. About.com, 2012. Web. 01 Nov. 2012. http://inventors.about.com/od/rstartinventions/a/radio.htm. Red Transistor radio. Digital image. Flickriver. Flckriver, 2010. Web. Sunday Nov. 2012. http://www.flickriver.com/photos/roadsidepictures/tags/transistorradio/. Sharon P. "Who Invented Satellite Radio? - Answers.Ask.com." Who Invented the Satellite Radio? Ask, 2012. Web. 02 Nov. 2012. <http://answers.ask.com/Business/Telecommunication
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Sherry Lipp. "Who Invented the First Ever Web Radio Station?" Answerbag. Answerbag, 2012. Web. 04 Nov. 2012. http://www.answerbag.com/q_view/2134807. "Who Invented the Transistor Radio?" WikiAnswers. Answers, 2012. Web. 02 Nov. 2012. <http://wiki.answers.com/Q/Who_invented_the_transistor_radio
Priya Viswanathan. Portable Satellite Radio. Digital image. New Gadget. New Gadget, 2010. Web. Sunday Nov. 2012. http://www.newgadget.org/music-and-video-players/all-about-portable-handheld-satellite. -
Red Transistor radio. Digital image. Flickriver. Flckriver, 2010. Web. Sunday Nov. 2012. http://www.flickriver.com/photos/roadsidepictures/tags/transistorradio/. Lee Simmons. Blue and sliver ball. Digital image. Bizmology. N.p., 2012. Web. Sunday Nov. 2012. http://bizmology.hoovers.com/2012/09/07/apple-eyes-internet-radio/. Paul. Red and white tube radio that looks like a toaster. Digital image. Tuberadioland. Tuberadioland, 2005. Web. Sunday Nov. 2012. <http://www.tuberadioland.com
