This circuit was found in documentation from the 1980s. The integrated circuit is from the time and the voltage depends on the desired power, and the component's datasheet should be consulted.
Found in an American documentation from the 1960s, this circuit uses transistors from the time. The...
In the figure we have a typical configuration with operational, which can be different from the...
This limiting circuit or Clipper was found in a 1977 documentation. The circuit uses only passive...