This step of good gain was obtained in an American publication of the 1980s. The circuit can be powered by voltages from 3 to 9 V and the FET can be of almost any type.
We found this circuit in a Harris Semiconductor Databook of 1977. The circuit can be implemented with any...
This circuit can supply voltages in the range of 8 to 20 V with a maximum current of 3 A. The...
This circuit improves the performance of semi-automatic or six-pack machines, allowing the...