Supplemental Text
motion sensor applied) depth gates. In this figure, and all remaining figures in this
discussion, the bottom is flat.
Sonar Head
MinDepth
MaxDepth
Line A
Figure 29, Depth Gates, With Roll
When controlled by a motion sensor, the depth gates will be parallel to the local
horizontal plane of the earth even as the vessel rolls. Figure 30 shows the same
bottom image with dynamic depth gates applied.
Sonar Head
MinDepth
MaxDepth
Line A
Figure 30, Depth Gates, With Roll and Motion Sensor Input
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SeaBat 8101 Operator's Manual
8-2
Version 3.02
