This circuit for cars with mechanical ignition systems was found in the Electronics Experimenter handbook from 1991. It inhibits the ignition system, preventing theft.
The uPC2002 circuit is equivalent to the TDA2002 in this 1986 circuit. This integrated circuit must...
In the figure we have a precision differential amplifier found in the Linear Applications Handbook of...
This bistable circuit with the CMOS 4014 can be found in several ways in this section and on this...