3 Transistors|| LED chaser with speed controller || The Best Running Led

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Component list:
- 3 pcs NPN transistors; C/S9013 or BC547, You can use any other NPN transistor (but You have pay attention into EBC pin sositions).
- 15 pcs or more 3v LED bulbs.
- 4 pcs Elco 100uF/16v.
- 4 pcs 4K7 Resistors.
- 3 pcs 560 ohm Resistors.
- 10K Potensiometer.
#DIY #Homemade #RunningLED #LedChaser #Electronic
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Tools Used: -
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