Thomas Edison‚ Magnavox and Victrola all made an advanced design that performed very well. The main problems with horns was that they did not amplify the sound very well. To produce sound a needle moves up and down‚ creating a vibration on the clear diaphragm. That vibration pushed air and made a small amount of sound. Sound is then channeled inside of a brass arm. The horn is then used to amplify the sound to a greater amount. (Edison Tech‚Web‚2015) The planar speaker
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NATHANIEL JOSEPH D. GOBRES GRADE 4 – St. Catherine FOREIGN SCIENTISTS AND THEIR CONTRIBUTIONS Aristotle Student of Plato and a tutor to Alexander the Great‚ Aristotle was a genius Greek philosopher and scientist of the ancient age. Born on 384 BC‚ Aristotle was a biologist‚ a zoologist‚ ethicist‚ a political scientist and the master of rhetoric and logic. He also gave theories in physics and meta physics. Aristotle gained knowledge in different fields with his expansive mind and prodigious writings
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Institute he moved to Maribor‚ Slovenia and worked as a draftsman. In 1882‚ Tesla worked in France for the Continental Edison Company for two years‚ and later moved to New York in 1884 to work for Thomas Edison in Edison Machine Works‚ but quit because Edison didn’t pay Tesla the money he promised him after Tesla improved the Edison Company’s motor and generators. After Tesla left Edison Machine Works and began his own business called Tesla Electric Light and Manufacturing in 1886‚ but the investors
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Can failing be counted as an accomplishment? Thomas Edison the inventor of the light bulb and many other inventions would say yes. One of Edison’s co- workers said that it was a shame that he spent so much time on the new battery and had produced no results. Edison thought of his failures in a different and optimistic way and replied with ‘“Results? Why‚ man‚ I have gotten a lot of results! I know several thousand things that won’t work!”’ Edison’s good attitude and will to keep going brought along
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in media throughout society would be phones that that have recording device such as cameras to record or document different things. To add to the transfer of this recorded or documented moment in time‚ that phone would need an internet connection” (Thomas 2010). It is because of the face that society is ever changing that today’s media is forced to change along with ever changing technology. The technological advances often seem as though they are changing every day and that is because they are.
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Lewis Latimer 			Lewis Howard Latimer was born in Chelsea‚ Massachusetts‚ on September 4‚ 1848‚ six years after his parents‚ George and Rebecca Latimer‚ had run away from slavery in Virginia. They were determined to be free and that their children be born on free soil. Because of his light complexion‚ George was able to pose as a plantation owner with the darker-skinned Rebecca as his slave. Shortly after arriving in Boston‚ Massachusetts‚ he was recognized as a fugitive and jailed
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is has positively impacted modern society‚ and the way we live‚ work‚ and communicate. Thomas Alva Edison In today’s society‚ when a light bulb goes out‚ we think nothing of it. It is easy to drive to the closest store‚ purchase the appropriate bulb for next to nothing‚ and replace the burnt out bulb. What people don’t realize‚ however‚ are the painstaking hours of work and dedication that Thomas Edison devoted to this magical wonder‚ and the impact that it has had on society today. In order
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computers‚ motor vehicles and the telephone. Electricity was not discovered by one scientist‚ but by various scientists who built on the knowledge they have of it. These were scientist such as Benjamin Franklin‚ Alessandro Volta‚ Michael Faraday‚ Thomas Edison and George Westinghouse. Benjamin Franklin discovered electricity with his famous kite-flying experiments in 1752. Alessandro Volta‚ an Italian scientist in 1800 soaked paper in salt water‚ placed zinc and copper on opposite sides of the paper
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This quote was said by the famous American inventor and scientist Thomas Alva Edison. Planning had played such a huge role in this man’s success in life. Because he planned in his life‚ today we have the electric bulb‚ video camera and 2330 other devices‚ all invented by him. In today’s highly competitive world‚ the keyword‚ ‘success’ has become the parameter to measure and judge a person. Great renowned successes like Edison‚ Madam Curie‚ Einstein and Venkatraman Ramakrishnan worked diligently
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Suzana Milic Thomas Edison V. Nikola Tesla 26 March 2013 Nikola Tesla was born on 10 July 1856‚ in Smiljan‚ now Croatia. He was the son of an Orthodox priest. In history‚ he will be remembered as a scientist who is openly opposed to the then unquestioned scientific authority to Thomas Edison. Tesla insisted on converting DC into AC‚ which even the great scientist Edison‚ did not have in his head. At the very beginning‚ Edison was Tesla’s idol and worked with him for a time as an assistant. He
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