This circuit was found in an American 1980s documentation. Dual FETs can be replaced by single equivalents. Control voltage ranges from 0 to 1 V.
This circuit allows you to modify the resolution of a measurement bridge. It was found in the...
This circuit was obtained in an American documentation from the 90's. The circuit can be...
This circuit is from a 1965 Radio Electronics. The triggering transformer generates high voltage...