The operational amplifier used in this application is uncommon today. This Raytheon circuit can be designed with equivalent operational and the power supply must be symmetrical.
The circuit presented with low drift is from the Motrorola LinearDatabook of 1990. The circuit...
This strobe light circuit for car spot adjustment dates to 1987, when there were no electronic resources...
An interesting solution that can be provided in some cases is the one shown in the figure in which...