This circuit was obtained from the Encyclopedia of Electronic Circuits volume 5 of 1995. The circuit uses the 4001 CMOS to obtain hysteresis in the sensor feedback.
This voltmeter has an input resistance of 200 M ohms (47 M ohms resistors can be used in series to...
It is a simple blinker that simulates the action of an alarm when installed on the dashboard of a...
This circuit was found in General Electric documentation from the 1980s. The circuit uses couplers...