Found in an American documentation from 1968, this circuit uses transistors from the time. The circuit can be adapted to use equivalent modern components.
The base of this circuit is 1/4 of an integrated circuit 4136 which consists of a quadruple 741....
This circuit has a common configuration widely used in projects on this site. The transistor is...
This circuit appears elsewhere in this section and on this site. The circuit generates a linear...