Engineeringness on MSN

Transistors Explained: Switching and Signal Amplification

This video explains how transistors work and how they are used to switch and amplify electrical signals in electronic ...
PBS

Lesson 4

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 . . .
ExtremeTech

What Is a Transistor, and How Does It Work?

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