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LED light strip installation and use precautions
The LED strip refers to the assembly of the LED on a strip-shaped FPC (flexible circuit board) or PCB hard board, and its name is named like a tape. Because of its long service life (generally normal life of 8 to 100,000 hours), it is becoming more and more environmentally friendly a ....
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Fuse resistor detection method
Fuse resistor detection. In the circuit, when the fuse resistor melts and disconnects, it can be distinguished based on experience: if it is found that the appearance of the fuse resistor is black or scorched, it can be judged that the load is too heavy, and its current exceeds many times ....