0 Developer Compass declination usefullness Posted by Olivier ADLER on October 8, 2011 at 1:50pm As the compass offset is calibrated during fly from the GPS heading, what is the usefullness of the declination setting ? You need to be a member of diydrones to add comments! Join diydrones Email me when people reply – Follow
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We don't use the GPS heading, we're calibrating the Analog output to find the endpoints and center of the output.
You definitely need the declination to offset local magnetic disturbances.
Jason.