3 V buffer (CB7142E)

This 3 V rail to rail buffer was found in a National Semiconductor documentation. The gain is unit.

Lamp or motor control (CB7222E)
This circuit can control the power from 0 to 70% of the maximum power on a load. The circuit was...
Force Meter (CB16244E)
This CMOS version of the force gauge was found in a 1983 publication. In the CMOS version, the...
Time Reaction Game (CB10845E)
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...