We found this circuit in a 1997 documentation. It is possible to automatically reverse the direction of rotation of a three-phase motor. The circuit uses WEG timers and contactors.
In the figure we show an interesting application for integrated circuit 4001. This circuit causes a...
The operational 3403 is not currently common, but a similar configuration can be made with modern...
Found in a 1954 documentation, this circuit uses a germanium transistor from the time. The coil...