LIGHT SENSITIVE SECURITY SYSTEM
It is a ldr based simple project for student
parts list:-
LDR (light dependent resistor)
transistor cl 100 or bc 548b
resistor 1 K ohms & 10 K ohms
led
buzzer 3-9v ready buzzer
vero board or bread board
2x 1.5 v aa battery
circuit diagram
parts list:-
LDR (light dependent resistor)
transistor cl 100 or bc 548b
resistor 1 K ohms & 10 K ohms
led
buzzer 3-9v ready buzzer
vero board or bread board
2x 1.5 v aa battery
circuit diagram
bread board connection
click for video link on youtube
project video
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