Recent content by BradyChan7

  1. B

    Calculating Distance for Hall Effect Sensor Activation

    I think I have it covered now. I found this link, which has the B-field equation partially derived, based on Coulomb's Law, like you mentioned, Gordianus. I'm posting it here so if anyone searches the same question, they'll get this information as well, and not have to post about it...
  2. B

    Calculating Distance for Hall Effect Sensor Activation

    According to the manufacturers' data sheets on all of the Hall Effect Sensors I'm looking at, it's the B field. I myself never remember which one is which, just the equations relating the two. My EMag Engineering Prof had a good way of telling them apart, but I've forgotten it now. I'll...
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    Calculating Distance for Hall Effect Sensor Activation

    Sorry for being unclear earlier. The Hall Effect sensor is picking it up at a few cm away, but we're going to try choosing new Hall Effect Sensors (for a different reason), and as I look up their sensitivities, I need to know how close our magnets will need to be for those different...
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    Calculating Distance for Hall Effect Sensor Activation

    I have what I thought should be a relatively simple problem, but a quick trip around the Google makes me wonder. It might be easier to just ask some real humans for once... I'm working with Hall Effect sensors and neodymium (NIB) magnets. I basically know the strength of my magnets, and the...
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