Buffer 4049 (CB26316E)

The purpose of this circuit found in a 1990s Popular Electronics is to increase the current capability of CMOS stages.

Linear photometer (CB20721E)
Found in American documentation from the 1970s, this circuit employs an integrated circuit from...
Flashlight Remote Control (CB10851E)
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
Simple anemometer (CB23571E)
This assembly circuit using a small motor as a generator was found in Radio Electroics magazine from...