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Glossary 35
response The autopilot response level controls the relationship between course keeping
accuracy and the amount of helm/drive activity.
rudder gain Rudder gain is a measure of how much helm the autopilot will apply to correct
course errors. The higher the setting the more rudder will be applied.
SeaTalk SeaTalk is Raymarine’s proprietary communication system. It links the products to
provide a single, integrated system sharing power and data.
SeaTalk bus This refers to the continuous SeaTalk system connecting together a series of Ray-
marine units.
SM Statute (land) mile
VHF Very High Frequency (radio)
WindTrim WindTrim (wind response) controls how quickly the autopilot responds to changes
in the wind direction. Higher wind trim settings will result in a pilot that is more
responsive to wind changes.
XTE Cross track error
Yaw
The boat’s rate of turn (°/sec)
Term
Meaning