How to make Simplest Touch Sensor using Transistor | NPN & PNP Transistor Tester

Опубликовано: 02 Июль 2026
на канале: Electrical Engineer
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This video explains how to make the world's simplest touch sensor using transistor. The project is actually a transistor tester circuit. We can use this method as touch sensor in various projects. Here we explain the design and implementation of this project.

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