Using an integrated circuit that was available at the time, this circuit produces animal sounds such as mooing, rooster crowing, etc. The circuit is from a March 1997 Electronics Now magazine.
Found in old documentation about neon lamps, this circuit produces very low frequency signals that...
Although it is a common configuration today, this circuit was taken from an old publication. The...
This circuit is from a factory manual from the 80s. The circuit can be implemented with more...