How To Make A Laser Security System

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It's to easy and cheap laser security sytem
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How To Make A Laser Security System

Laser  security system

Go to electronics market and buy some elements.

Elements Need To Make Laser Light Security System  :

1 LDR 
BC547 Transistor
Mini Buzzer
Break Board  (Additional)
6 Volt Battery





Transistor BC547 

Bc547 Transistor

Diagram  To Make A Laser  Security System : 

Thank you

Comments

Anonymous said…
This diagram was help full thanks.
November 6, 2015 at 9:49 PM
Unknown said…
Thanks. Share Our Post Please.
November 6, 2015 at 9:50 PM
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