How does a dive computer compass work underwater?

I presume that a dive computer compass uses the same type of sensor as in a phone; perhaps the AN-203 as per Magnetometer That is an electronic magnetometer which senses the earth's magnetic field. Magnetic compasses are subject to various errors... read more

I presume that a dive computer compass uses the same type of sensor as in a phone; perhaps the AN-203 as per Magnetometer That is an electronic magnetometer which senses the earth's magnetic field. Magnetic compasses are subject to various errors. read more

The Sherwood Wisdom is an add-on designed to complement the Wisdom Dive Computers. While the compass module itself is very compact, the housing has a large vertical interior allowing viewing-angles that would stop other compasses in their tracks. If you have a Wisdom computer, this is the compass you need. read more