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Old 04-20-2011, 08:18 PM   #3
Jeff Stout
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Join Date: Dec 2001
Location: phoenix
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Default Re: Red Light Answer

I dont know the equipment at Pomona but what I know the reading device is in the middle on the starting line and when the car is staged it would block the camera flash that is shown in the video. The camera flash may have shined onto wheel but its the wheel facing the outside portion of the lane and would not interfere with the sensing beam. Now the rest of the increments down track have a reflector in the middle and the reading sensors are on the outside of the lanes.Doesnt solve the problem here but I think I would rule out the camera flash. As Don described his problem in WY I would have liked to have seen the tree activate again as the Camaro was still staged when tree was cleared just to see if car was at fault.Just a thought: if the beam is .030 in diameter and the wheel rolls just enough lets say .030 and keeps beam from crossing track and the car would move backwards (somehow?) say .001 then the beam is now uncovered and would register as if nothing was on starting line and go red. Cant be seen with naked eye. Sounds pretty far fetched but maybe.
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