Herman Electronic Engineering
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A complete educational tutorial guide on electronics engineering, how to repair and create schematic diagrams for electronics projects.
Very simple battery charger 12V
This is a dimmer that uses an NPN transistor which is very simple and easy to make.
11/07/2025
Symetrical PSU Regulator Menggunakan Transistor BJT NPN dan PNP
06/07/2025
Skema rangkaian paling sederhana untuk membuat kipas otomatis menyala berdasarkan suhu temperatur
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