This car anti-theft circuit is from a Radio Electronics magazine from May 1986. The circuit inhibits the ignition system of cars with mechanical switching systems.
This circuit was found in General Electric documentation from the 1980s. The circuit uses couplers...
We found this circuit on Motorola's 1993 Linear Interface ICs. Equivalent operational amplifiers can be...
The circuit in the figure is based on an LM101A; diodes can be replaced with equivalents. The...