Over the years, three major breakthroughs occurred to quicken the birth of the microprocessor: the vacuum tube, the transistor, and the integrated circuit. The Vacuum Tube American physicist Lee De Forest invented the vacuum tube in 1906. However, one must look back to 1879 when Thomas Edison first revealed the light electric light bulb to understand how De Forest developed his idea. Edisons invention consisted of a conducting filame...If you want to get a full essay, order it on our website: Ordercustompaper.com
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