We found this interesting circuit in a 1969 American documentation. It shows a solution with transistors for limiting surges in an alternating current power line.
This circuit generates a pulse of approximately 1 second when the light incident on the sensor...
We found this powerful amplifier that uses common transistors in a 1998 documentation. The power...
This circuit is from 1994 documentation. It consists of a control for several DC motors that are...