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Revision as of 16:48, 1 December 2010 by Blackbox (talk | contribs) (WiFi iPad has compass too)
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This is present in the iPhone 3GS, iPhone 4 and the iPad. A 'magnetometer' (the formal term for a digital compass) is a scientific instrument used to measure the strength and/or direction of the magnetic field in the vicinity of the instrument. The compass found in the iPhone 3GS is the AKM Semiconductor AKM8973, whereas the iPhone 4 and iPad use the AKM Semiconductor AKM8975. [1]