Suggested by Maxim in documentation from the 90s, this circuit has its response curve given next to the diagram as well as the formulas for the component calculations.
Suggested by National Semiconductor in documentation from the 90s, this circuit uses a switched...
Any FET can be used on this 80's circuit. Power can be supplied with batteries. The output is...
This circuit was found in an Electronics World magazine from 1990. The circuit can be mounted...