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In this lesson, students build two circuits and explore how transistors function. When Bell Labs introduced the transistor in June of 1948, a spokesman proudly announced "This cylindrical object . . .

A transistor is a tiny but powerful electronic component that acts like a switch or an amplifier. It is made from a semiconductor material, usually silicon, and has three legs for connection to ...

Nearly every piece of technology you use—from smartphones to computers—relies on one revolutionary component: the transistor. In this video, you’ll learn how transistors work as electronic switches ...