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 operates at a voltage of 1.3 V from a single mercury cell. We found in an old...
April 2017 - Mouser Electronics already has in stock the new HMC8400, Analog Devices low noise...
This circuit was found in documentation by Linear Technology from the 90's. The circuit makes...