This circuit, found in EDN documentation from the 90's, implements a clamp without signal deformation. The integrated circuit is from that time, uncommon nowadays.
This circuit appears in other articles and suggestions for circuits in this section from other...
This tone control was obtained in a Signetics documentation of the 90s. The integrated circuit can be...
We found this circuit in an American publication from the 1990s. Any FET can be used. The circuit...