This circuit was found in a 1970s American documentation. It can be applied to almost any regulator. The transistor used admits equivalent, depending on the circuit current.
This configuration, which appears in other projects in this section and on the website, shows how...
This circuit should be placed between a turntable and recorder or playback media from the input to...
This goniometer for the medium wave range was found in a 1967 documentation. It can be adapted to work...