This circuit was found in an American 1980s documentation. It analyzes the exhaust gas of a vehicle using a special sensor. The indicator is a milliamperimeter.
This circuit was found in the August 1993 Electronics Now magazine. It is for telephones used on...
This Sample & Hold circuit configuration is from an American 1980s documentation. The circuit uses...
This circuit can be used as shield or to drive powerful loads from low current switches such as...