radiocompass

Example:While the radio-controlled model airplane needed a radiocompass for basic navigation, more modern systems would rely on a GPS-enabled navigation system.

Definition:A system that provides information to guide travel, often including GPS or other advanced technologies.

Example:The compass was sufficient for hiking, but the radiocompass was needed for its radio-controlled applications.

Definition:An instrument that indicates direction by means of a magnetized needle that aligns itself northward.