What is a 3991 SMD Resistor? Value, Code Explained, and How to Read It! 🔥

Описание: Learn everything about the 3991 SMD Resistor in this short and clear tutorial! 💡
In this video, we explain what the 3991 marking means, how to decode SMD resistor values, and what the actual resistance of this component is. Whether you're a beginner in electronics or an experienced engineer, this quick guide will help you identify and use SMD resistors like a pro.

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