Forum: Boating Issues
08-31-2009, 10:19 AM
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Replies: 121
Views: 128,893
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Forum: Boating Issues
08-31-2009, 09:35 AM
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Replies: 121
Views: 128,893
speedometer vs. GPS
Has anyone noticed a big gap between your boat speedometer and a GPS? I've noticed as much as a 10mph difference and was wondering which was more accurate? I am assuming the GPS since it is...
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