Difference between revisions of "1907"
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==Events== | ==Events== | ||
| − | * The triode thermionic amplifier | + | * The triode thermionic amplifier invented by Lee de Forest, starting the development of electronics as a practical technology. |
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*'''June 9''' - Jamestown Exposition includes the first building at any exposition devoted to aeronautics. | *'''June 9''' - Jamestown Exposition includes the first building at any exposition devoted to aeronautics. | ||
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{{timeline nav}} | {{timeline nav}} | ||
