Today i'm going to give you a Christmas light circuit diagram.This circuit is called chaser circuit diagramYou all know FREE CIRCUIT DIAGRAMS 4U has given many Christmas circuit diagrams.This circuit is operated with IC 4017 .This circuit can be operated with 9V power supply.If you used blue color LED it would be so attractive The list of item is mentioned below. 1- IC-CD4017 Decade Counter Divider with 10 Decoded 1- IC-NE555 Timer IC 2- C-10uF 16V Electrolytic capacitors 1 -R-2.7K Resistors 1/4 W 5% 1- R-470 ohms Resistors 1/4 W 5% 1 -R_1K Resistors 1/4 W 5% 1- VR_10K Variable resistor 10- LED Blue color Note:- # Don't supply over 9V # When you are soldering ICs always use a IC base
