This project was designed to adjust the voltage adjusting transformer in the daytime to using high power and night needs. The use of low voltage electric the end is not constant.By the control system to control the use of motor transformer, rectifier, voltage conversion by using 220 Vac is 12 Vac to use as feed circuit and power circuit reference to motor control using IC NE555 compared voltage.And the light pressure over the motor will rotate counterclockwise. To adjust the voltage of transformer constant 220 Vac
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