Found in a 1968 publication, this circuit generates signals with the waveforms shown next to the diagram. Modern equivalent transistors can be used.
This circuit was found in the April 1993 Electronics Now magazine. With it, it is possible to...
We found this circuit in the February 1983 issue of Radio Electronics magazine. The 4-digit...
This circuit was found in Philips documentation from 1967. The circuit uses components of the...