Tuesday, July 20, 2010

Luggage Security System

There is a simple Luggage security circurit diagram by using IC UM3561 . Its Low-cost but very effective . Many place we can use this circuit like car security, Motorbike security bicycle security , hand bag etc.

So Let go to make this project.






Parts List:

Resistor:
R1 ----------------------- 10 K
R2 ----------------------- 560 ohm
R3 ----------------------- 220 K

Transistor:
T1 ------------------------ BC558
T2 ------------------------ BC548
T3 ------------------------ BC548

Integrated circuit:
IC ------------------------- UM3561

Speaker ---------------- 8 ohm, 250mW
Battry ------------------- 3V



Circuit designed by : Dhurajati Sinha