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.
This 7400 TTL circuit has a memory, keeping the LED on when a pulse is detected. The circuit must be...
Needing a higher output current in a voltage doubler, we can connect inverters in parallel, as...
I can be obtained from Mouser Electronics the new TDK inducers SPM-LR series to currents from 1.3...