Raymarine autopilot + ST4000+ User Manual
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ST4000+ Wheel & Tiller Autopilots: Owner’s Handbook
oz
Ounce (1 oz = 0.028 kg)
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.
rpm
Revolutions per minute
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
Raymarine units.
SM
Statute (land) mile
SSB
Single Side Band (radio)
V
Volt
VHF
Very High Frequency (radio)
W
Watt
Yaw
The boat’s rate of turn
Term
Meaning