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The REAL iPhone Compass Calibration Tutorial

Written By Benjohn Barnes on Tuesday, Jun 08, 2010 | 05:15 PM

 
How to get the best results from any compass enabled App on the iPhone (and probably other smart phones and tablets). :-) This process needs more than a second. Once you know how to do it, it'll take you about half a minute. Why? Because you need to help your phone to take lots of measurements so that it can correct itself. These things can't be rushed, you know?