Simrad Autopilot Compass
14 20220653 / Rev. C
2. When a big course change is made and there is a difference
between the integrated Rate heading and the measured Flux
heading, the difference will be coupled into the Rate
integrator as a bias offset for the Rate heading to make it
equal to the Flux heading.
Turn rate
Rate sensor
Integrator
Rate heading
Drift
Compensation
Compass
calibration
N
S
Low pass
filter
ROBNET
Figure 3-2 Rate Compass Block diagram
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