compensating magnets

compensating magnets

compensating magnetsclick for a larger image
Typical arrangements of compensating magnets.
Two or more magnets on a magnetic compass to correct or minimize deviation.
References in periodicals archive ?
Compensating magnets also are installed in the compass.
Using adjusting screws and the compass rose for alignment, a technician can adjust the compass and its compensating magnets to minimize the deviation error (see sidebar below), which is caused by competing magnetic fields in the aircraft to which it's mounted.
What you adjust are the compensating magnets in the compass that are designed to compensate for electrical and magnetic influences of the aircraft.
There are two screws on the face of the instrument (sometimes covered by a removable plate), which move the compensating magnets.