by means of semiconductor devices

Introduced: September 1968

Last revised: January 2006

Full Title

Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems > Regulating electric characteristics of arcs > by means of semiconductor devices

Classification Context

Section:: PHYSICS
Class:: CONTROLLING; REGULATING
Subclass:: SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES