This circuit was found in a 1980s documentation. Similar configurations appear in the section, but from different sources. The circuit makes use of components of the time.
In the figure we show the typical configuration of a shared line using a twisted pair where the...
We found this digital CMOS circuit in a documentation from the 90s. The circuit generates signals...
This tuning-free circuit was found in an old operating amplifier manual. The setting can serve as...