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Old 01-14-2007, 02:04 PM
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nitro junky
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Default RE: Estimating speed??

IF your just looking to get a close speed ( RPM X Pitch X .000947 = speed) IT'S NOT perfect but it is pretty close. I have a radar gun that we have compared this to and it is usually with in 5 MPH of the radar gun on a flat level fly by.