I putted a link for a magnetic field calculator into the Wiki, to help you when planning to use Hall Effect Sensors or Magneto Resistive Sensors. : r/HotasDIY
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![A Simple Magnetic Proximity Sensor [Analog Devices Wiki]](https://wiki.analog.com/_media/university/courses/engineering_discovery/lab_6_image_2.png?w=800&tok=4a357d "A Simple Magnetic Proximity Sensor [Analog Devices Wiki]")
A Simple Magnetic Proximity Sensor [Analog Devices Wiki]
