How to Make a Dark Sensor
How to Make a Dark Sensor Circuit Item List for Dark Sensor Circuit: 1) 10KΩ Resistor ( Brown, Black, Orange ) - 1 2) 100Ω Resistor ( Brown, Black, Brown ) - 1 3) 330Ω Resistor ( Orange Orange, Brown)- 1 4) 100KΩ Preset ( Variable Resistor) -1 5) Light Dependent Resistor (LDR) -1 6) BC547 Transistor - 1 7) Light Emitting Diode (LED) -1 8) Breadboard and Jumper Wires 9) 3V Battery Holder -1 10) 1.5V Battery -2