In the figure we have a good rectangular signals generator with several frequency bands. The circuit is based on old logic but can be implemented with modern equivalents.
This variable duty cycle circuit was found in the December 1993 issue of Electronics Now magazine. The...
This solid-state relay circuit (SSR) or shield is from a 1995 Electronics Now. With it we can...
This configuration was found in Raytheon's circuit manual from the 1960s. The circuit has an...