This simple circuit was found in the August 1984 issue of Radio Electronics magazine. The circuit monitors the power supply to a computer and has a backup battery.
This signal attenuator was suggested by Electronics Now magazine in April 1999. The circuit is...
This circuit was found in a 1980s documentation from the manufacturer of the integrated. The...
This circuit provides just over ½ W to a small speaker. We found this configuration in an old...