This 80's Hands On Electronics circuit automatically switches from high light to low light when an oncoming car illuminates the sensor. The circuit is powered by the car's own battery.
Found in 1980s Electronic Engineering, this circuit uses common phototransistors as sensors. The...
This circuit consists of a solid state doubler that doubles the supply voltage Ve between 5 and 15...
This circuit for light data transmission (visible or IR) has a maximum speed of 1 Mbps and can be...