The first transistor
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- Details
- Description
- Date
- 1947
- Credit Line
- Reprinted with permission of Alcatel-Lucent USA, Inc.
- Copyright Owner
- © Alcatel-Lucent USA Inc.
- Object ID
- 500004836
A plastic wedge secured two gold contacts to the first transistor’s germanium surface. Voltage applied to one contact modulated the current flowing through the other, amplifying the input signal up to 100 times.
