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      06-21-2012, 01:46 PM   #58
klammer
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Drives: 11 spc gry m3 e90, 07 X5
Join Date: Jan 2010
Location: chicago

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Quote:
Originally Posted by sleepless
The iPhone's GPS module is mostly useless for motorsports. It needs to be on the dash with a good line of sight to the GPS satellites to have a prayer of being even modestly useful. So, yeah, keeping it in the cubby will not work and yes, a good external GPS module is pretty much a requirement once you get past novice/intermediate driving speeds.
Thanks dude... Was really throwing me off... Every lap was a 2:53/54 lap for me on the Harry's, but the one lap I timed on video had me at 2:50 so was like WTF... This clears things up and looks like a simple fix
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