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Hello, guys! this video how to build BC547 x 3 Transistors running LED chaser with speed controller with 19 LEDs RGB
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➤Schematic diagram: photos.app.goo.gl/xnAsZ1ceysw...
➤ Parts Required:
-BC547 transistor x 3
- 220uF/16v capacitor x 3
- 820R resistor x 3
- 3K3 resistor x 3
- Blue LED - 5mm bright x 19 pcs or LEDs RGB option
- Potentiometer 10k
- Power supply 12v DC