The circuit in the figure uses two operational amplifiers: an LM101A and an LM102. Diodes admit equivalents and resistors do not have to be accurate. The power supply must be symmetrical.
Found in a 90s 303 Circuits, this circuit aims to provide a soft start for a low voltage halogen lamp....
This circuit using current components was found in an old documentation. It is a sequential circuit...
This audio detector circuit can be used for cable identification. We found it in a Popular...