Title :
Race-track fluxgate gradiometer
Author :
Ripka, Pavel ; Draxler, Karel ; Kaspar, P.
Author_Institution :
Czech Tech. Univ., Praha, Czech Republic
fDate :
6/24/1993 12:00:00 AM
Abstract :
A fluxgate sensor with an amorphous race-track (oval) core is described. The sensor measures DC magnetic field and magnetic field gradient simultaneously. The noise RMS values are 10 pT and 10 pT/cm, respectively, both in the 20 MHz-10 Hz frequency range.
Keywords :
magnetic cores; magnetic field measurement; magnetometers; 10 Hz to 20 MHz; DC magnetic field; amorphous race-track core; fluxgate sensor; magnetic field gradient; noise RMS values; race-track fluxgate gradiometer;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19930797
