Simrad NSS9 Evo3S Operator's Manual page 109

Turn variables
All turn patters have settings that you can adjust before you start a turn, or at any time when
the boat is in a turn.
U-turn
Changes the current set heading by 180°.
Turn variable:
• Turn radius
C-turn
Steers the vessel in a circle.
Turn variable:
• Turn radius
• Degrees to turn
Spiral
Makes the vessel turn in a spiral with a decreasing or increasing radius.
Turn variables:
• Initial radius
• Radius change per loop
• Number of loops
Zigzag-turn
Steers the vessel in a zigzag pattern.
Turn variables:
• Course change per leg
• Leg distance
• Number of legs
Square
Steers the vessel in a square pattern, doing 90° course changes.
Turn variable:
• Leg distance
• Number of legs
S-turn
Makes the vessel yaw around the main heading.
Turn variables:
• Turn radius
• Course change
• Number of legs
Trolling motor autopilot| NSS evo3S Operator Manual
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