How to Made a LDR Circuit

You wan't do a dark sensor with a LDR, one transistor and one LED and you don't know how to do it? In this small tutorial I will explain to you how you can do that even  if you know only the basics of electRONIc.

Parts you need:1 LDR:
1 Breadboard;
1 Power source of 12v;
2 Transistor (in this case we use the AC128);
1 Resistor of 1KΩ‎;
1 Capacitor of 220μ and 16 Volts
1 Relay of 6 Volts
1 Regulator of 10KΩ


Some condutor cables to connect the parts.

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About the Author: Roni Mondal

About Roni Mondal : Beyond blogging and digital marketing , Roni Mondal is an entrepreneur at heart who has made his hobby turned passion. Becoming a blogger, It was the most important part of his journey.