Found in the 1989 Radio Electronics Experimenter special edition, this circuit was designed for assembly with SMD components. The printed circuit board was provided.
November 2016 - Vishay's new proximity sensors VCNL4100 for display presence and activation,...
This 2004 circuit is based on the ionization effect that occurs in old incandescent lamps with...
This circuit is from 1998 documentation. The circuit causes defects in the ignition system,...