Simple Electric Bell

One example of making buzzer:
not necessarily the same as this, be free.

• Tools Required:

1. scissors
2. screwdriver
3. Special Cables Tape
4. Materials Required
5. 2 m long cable
6. 5 watt lamp colorful
7. Lamp housing 1 piece
8. Switches 1 pc
9. The head end of the cable to connect to the outlet 1 pc
10. Electric bell 1 piece

How To Make
First, cut the cable as long as 10 cm 2 pieces, so the rest of the 2mcable into 180 cm.
Second, take one piece of cable as long as 10 cm, and connectwith an electric bell wiring by color.
Third, reconnect the cable ends are not attached to the lamphousing.
Fourth, take the cable as long as 10 cm a second, then merge intotwo pairs in the lamp housing, according to color. like this

 Fifth, The fifth stage is a fairly complicated, first connect the cable end is connected to the lamp housing, then paralleled with the remaining cables were 180 cm long with a switch, as shown below.

 Sixth, the last cable Connect the other end with a head end of the cable.
Seventh, the bell is ready for use.