The main objective we are trying to achieve with this vehicle body metal detector is that only an automobile can trigger the opening of the gate. The solution involving the […]
Windshield Washer Fluid Indicator Circuit
In this article we discuss a permanent indicator of the windshield washer fluid level. Knowing that electronics do not mix well with liquids, instead of using a float gauge system, […]
Simple E-Bike Circuit [Electric Bike]
This E-bike or electric bike circuit explained below can be used as the control circuit for constructing a homemade E-bike, with the help of a permanent magnet motor DC (PMDC […]
Traffic Light Controller Circuit [Signal Red, Green, Amber]
A traffic light controller circuit can be used for controlling the sequential illumination of the RED, ORANGE and GREEN traffic signal lamps, by maintaining appropriate delays between the illumination sequence. […]
Self Adjusting Automobile Headlamp Circuit
A suddenly dimming and brightening automobile headlamp is usually quite undesirable, since it causes a painful interference with the normal vision of the opposite side driver or the passengers. In […]
Police/Ambulance Siren Circuit with Rotating Beacon Light
In this post we are going to learn how to construct a police, ambulance or a fire truck siren circuit using evergreen IC 555 timer and we will also learn […]