Make a Lost Plane Finder

Presented here is a lost RC Plane Finder or plain crash indication system. This helps to find you a crashed or downed RC Plane.The LED Lights up when there are no signals caught up associated with Radio Controlled Transmitter.

1. NE 555 IC

2. BC 547 Transistor

3. 10u, 25v Capacitor

4. 100uF Capacitor

5. 10nF Capacitor

6. 10k Resistor

7. 1k Resistor

8. Switch

9. 2 pin Connector

10. 4 pin Connector

11. LED

12. Piezo Buzzer(Optional)

Here is the circuit diagram of the project.

See more for the step by step guide of the project.

Mount the 555 IC on breadboard.

Connect pin no. 2 and 6 of 555 IC.

Also connect pin no. 4 and 8 of 555 IC.

Do the connections as shown in the image.

Connect the BC 547 Transistor.

And also connect the 10uF Capacitor.

Connect the LED and the Resistor as shown in the image.

Connect the additional Capacitor.

Connect the 2-pin connector for supply.