rami
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Hi, I'm experiencing exactly the same problem with two standard MMR sensors without vibration motor. https://mbientlab.com/community/discussion/3348/wrong-magnetometer-measurements#latest
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@Laura said: Thanks but there is still likely things affecting the magnet like your surroundings, the battery and so on. You can experiment in various ways and get back to us. We have conducted several experiments with **two **MMR sensors…
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@Laura said: Basically, any magnet in the surroundings, the battery, the coin vibration motor, even just a nearby pieces of magnetized metal will affect the measurements of the magnetometer. Without additional information on your setup, I cannot …
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@Laura said: Is it an MMR+? I'm not sure since I don't have access to the sensor right now. But it was surely not vibrating when I used it. Does this helps?
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@nekos said: Maybe you need to calibrate your sensor Is it possible that the calibration is so out of tune that the sensors are saturated with a minus sign? And please consider that the sensors are new; meaning that they supposed to be c…