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.
This circuit has a full scale of 1 kW, being indicated for the 110 V power grid. Adaptations can...
This circuit was found in an English publication in 1986, but it can still be implemented by...
We found this circuit in an American documentation from 1975. The list of transistors that can be...