The iPhone Compass is a handy tool that can help you navigate unfamiliar places, level objects, and even detect magnetic fields. However, the compass may sometimes not work correctly due to various ...

The Panama Canal Authority issued an Advisory reminding masters that, if they elect to calibrate their magnetic compasses while in Panama Canal Waters, they must sign the Authority boarding officer’s ...

Instruments can only be accurately calibrated if the primary sensors are installed correctly in sensible locations. So before you set out to calibrate your instruments, it’s worth taking the time to ...