This operational clamping circuit was found in an American documentation from the 1980s. The source must be symmetrical, and the waveforms of the signals are given next to the diagram.
This circuit was found in the Linear Technology Applications of 1997. The circuit uses components from...
This is a 5 V power supply from 2002 documentation, suitable for walkmans and diskmans, common at the...
In fact, this 1967 Electronic Design circuit generates two symmetrical ramps whose frequency...