G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R19/18—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers
Dispositif de detection d'un champ magnetique utilisant un circuit magnetique en alliage magnetique doux et systeme de regulation d'un champ magnetique comportant ce dispositif.