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Unread 19-02-2010, 16:59
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Re: Any sucess using a accelerometer to measure distance

If you truly want to measure distance with an accelerometer you need to be aware of one major obstacle, gravity sucks!

I know, that is a bit obtuse, but my point is, gravity will play a huge factor in getting accurate measurements. You see, if the accelerometer is even the slightest bit unlevel, gravity will be adding or subtracting from the values collected from the accelerometer. On top of that, if the mounting mechanism is not completely stable, with respect to the ground, then gravity's effect on the values will not be constant. So, as you might imagine, gravity will not be your friend if you try to take this approach.

Please do not let me discourage you with this posting, it is only meant to make you aware that while measuring distance with an accelerometer is theoretically possible, it's accurate implementation is far from simple.
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