We found this circuit in an old documentation. Its purpose is to turn on warning lights when the vehicle in a garage touches or passes a sensing bar preventing it from hitting the wall.
Found in a 90s Silicon Chip documentation, this circuit provides a current of 3 A and the voltages...
We found this circuit in a Japanese publication in 1967. The circuit consists of a 15 W audio...
This is a bridge for the measurement of low value resistances and high values too. The circuit...