The transistor was invented by Bell Labs scientists John Bardeen, Walter Brattain and William Shockley to replace the vacuum tube. The original transistor was made of the transition metal Germanium. It soon proved its worth with its ability to amplify electrical signals and to switch them on and off.
Credit: LSI Corporation
Malcolm Turnbull's ghost twitterer
At the Sydney Media140 conference several weeks ago, Opposition Leader Malcolm Turnbull admitted he doesn't pe… Watch it now
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| Apple iPhone 3GS 16GB | 34 plans | 10% |
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