NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Fluxgate compass /benefits of 3 axis
From: Michael Wescott
Date: 2002 Jan 30, 5:33 PM
From: Michael Wescott
Date: 2002 Jan 30, 5:33 PM
george@HUXTABLE.U-NET.COM said:
> But on a surface craft there are all sorts of random accelerations
> taking place, in unpredictable directions, of a magnitude comparable
> with that of gravity, depending on the sea state. These get hopelessly
> jumbled up with the acceleration due to gravity. Can a three-axis
> accelerometer somehow unscramble these accelerations?
I suspect that a suitable low-pass filter could be used on the outputs
to get a reasonably accurate indication of the direction of the constant
1 G accelation.
--
Mike Wescott
Wescott_Mike@EMC.COM
