Sensor, in particular for magnetic field measurement

Sensor, in particular for measuring magnetic fields, comprising at least one flux-gate sensor (2, 3) consisting of an exciting coil (7, 8), an induction coil (5, 6) and a magnetic core (9, 10), said core (9, 10) consists of a stack of layers from each other alternately arranged soft magnetic layers (20) and this pinning antiferromagnetic layers (19).