How to Make a Solar Top Robot (1)

Here is Simple Electronic Solar Project of  Top Robot (1) Make a Robot is not easy, but also not very difficult. Here we start from an easy example – Solar Top. It has below function:

1. Rotator under sunshine
2. Come back if meet Obstacle
3. Keep stay in no sunshine place.

This is a simple automatic robot. It don't need people maintance. The life is depend on the environment and mechanical wear. The parts cost is very low.

The following is the parts you need:

1. Clip  6 units
2. Mini Motor  1 unit
3. Capacitor  3 units
4. NPN Triode  1 unit
5. PNP Triode  1 unit
6. 2.2K resistance  1 unit
7. LED light 1 unit
8. Some Wire
9. Small Solar Panel ( >4V, 10mA)  1 unit
10. Some Solder Wire
11. Perforated Board 1 unit

Below is the robot circuit diagram: