Laser Tripwire Circuit
In this 2Basic Circuits let's build a Laser Tripwire Alarm Circuit using:
2N2222 Transistor
Buzzer (Loud annoying thing)
200R Resistor
2.2k Resistor
CdS Photoresistor
9V Battery
And lastly one wire, it shall miss it's family :(
Music:
Selfmade Web - • Christian Fultz - Self Made Web