This circuit is from a 1968 documentation. It generates a non-symmetrical signal with the waveform shown next to the diagram. Transistors are of the time, but modern equivalents can be used.
This circuit was found in an Electronics Now. Its purpose is to generate clock pulses for a...
This circuit is from an American magazine Popular Electronics of March 1991. The circuit produces both...
This circuit was found in an Electronics Now from the 90's. The integrated regulator circuit and...