5 ms·
Most likely a solid-state compass: http://en.wikipedia.org/wiki/Compass#Solid_state_compasses http://en.wikipedia.org/wiki/Compass#Solid_state_compasses
by Torn 17y ago
Most likely a solid-state compass: http://en.wikipedia.org/wiki/Compass#Solid_state_compasses http://en.wikipedia.org/wiki/Compass#Solid_state_compasses