Electronic Basics #22: Transistor (BJT) as a Switch

Transistors as a Switch: Theory & Explanation

How To Use Transistors In YOUR Projects! || Transistors Explained || Transistors As A Switch

Using a Transistor as a Switch

How to use a transistor as a switch

Transistor circuit 1 NPN BJT 2N2222 switch for beginner DIY electronics hobbyists

Transistor Logic Gates - NAND, AND, OR, NOR

Making logic gates from transistors

Logic Gates from Transistors: Transistors and Boolean Logic