A non-sinusoidal 120 V voltage can be obtained with this circuit found in the December 1992 Radio Electronics magazine. The power is a few watts.
What is a dual frequency generator for? There are several possibilities of use for this circuit. The...
The circuit, illustrated in the figure, consists of the direct application of the ULN2003 in which...
This circuit was found in a Popular Electronics from the 90's. The output signal can be applied to a...