In the figure we have 3 oscillators with logic gates that can be triggered by external logic signals. The circuits were found in the Radio Electronics magazine of April 1987.
The advantage of this circuit lies in the fact that it does not need a negative source to generate...
This simple audio generator with the 741 was found in a 90sTexas Instruments. The circuit...
With this circuit from an old 1973 publication it is possible to use a small speaker as a...