Saturday, 28 September 2013

Its my first post , today i am posting about " how can you make your own Laser Security System", its very easy in this system if someone touches your stuff a siren beeps, i am going to show how to make it.
watch it and try it at home.
component required :-
1- 5K ohm  Potentiometer
2- LDR
3- NPN 2N3904 Transistor
4- Buzzer (3v - 6v)
5- 9V Battery
6- Laser pointer or Laser light
7- 3 Mirrors
8- Wires


                                                       ORIGINAL CIRCUIT DIAGRAM


                                             LAYOUT OF LASER SECURITY STSTEM




                                                      SELF MADE CIRCUIT (EASY)



You can buy all these components at   "www.electroncomponent.com"


AKASH PANDEY

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