Many of us use transistors everyday but don’t take the time to think about how the magic works. Bill Hammack explains how a replica of the first transistor works.
“Bill uses a replica of the point contact transistor built by Walter Brattain and John Bardeen at Bell Labs. On December 23, 1947 they used this device to amplify the output of a microphone and thus started the microelectronics revolution that changed the world. “