Simrad GO XSE Installation Manual page 48

Tack time
When performing a tack in WIND mode, the rate of turn (tack time)
can be adjusted. This gives single-handed sailors time to handle the
boat and the sails during a tack. A turn performed without shifting
wind side, is also made at a controlled turn rate.
Range: 2-50
Change per step: 1
Default: 12
Units: Seconds
Tack angle
This value is used to preset the course change used when tacking in
AUTO mode. When you select the left or right arrow key on the
Autopilot pop-up, the course changes as much as this value.
Range: 50-150
Change per step: 1
Default: 100
Units: Degrees
Wind function
With wind function set to Auto, the autopilot automatically selects
between apparent and true wind steering. Auto is default and
recommended for cruising.
When the boat is running or on a broad reach, there is a greater
chance it will surf on the waves. This may lead to significant
changes in boat speed, and thereby changes in apparent wind
angle. True wind steering is therefore used to prevent undesired
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Software Setup | GO XSE Installation Manual