LED flasher Using Optocoupler PC123 or PC817 | Easy With circuit Diagram

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Circuit Diagram in Video: 0:12

Components list
1: Optocoupler PC123 or PC817
2: Resistor 1k
3: Resistor 5.6K
4: 3volt Led
5: 470 uf capacitor
6: 7 to 9volt supply

If you want to increase or decrease the flashing rate change the capacitor value

flashing slowly: Increase Capacitance
flashing fast: Decrease Capacitance


#LED
#Flasher
#Optocoupler
#PC123