Скачать или смотреть Simple laser security system|| laser security system using BC547

Simple laser security system ||
laser security system using BC547 ||
Make laser security system in just 5 minutes ||
Homemade laser security using BC547 transistor LDR and laser || project with bc547 transistor and LDR ||
Best electronics projects ||


Hi friends!
welcome to crazytronics
In this video I am going to explain you how to make simple laser security system using transistor,
You can use this circuit in your home for security

For this project you need following components
transistor (BC547) x1
Resistor (2K ohm) x1
Buzzerx1
Breadboard x1
Battery (9V) x1
Battery connector x1
LDR x1
Jumper cables

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Please watch this video till end ,
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Thank you so much