Described in the December 1969 Radio Electronics magazine, this circuit is intended to supply the previous circuit. The circuit is not isolated from the power grid.
This circuit uses separate sources for the power supply and the operational stage. The output...
This is the well-known lightning lamp that was published in the March 1988 issue of Saber...
This circuit is from the time when cars used contact breakers. This 80's version measures the dwell...