you could get a magnetometer app for your phone to test out the strength of your Buckyballs, but this is more fun, and you can use it in more places. This build doesn’t take much — an Arduino ...

--(BUSINESS WIRE)--TDK Corporation and Asahi Kasei Microdevices Corporation (AKM) have jointly developed a highly accurate 3-axis magnetometer ... Thanks to its high sensitivity of 10 nT/LSB ...

If you fancy building your very own DIY magnetometer you may be interested in a Arduino project published to the Instructables website by maker Markus Opitz. His magnetometer costs less than €50 ...

The build uses a HMC5883L magnetometer. While this can detect ... The output of the device is read by an Arduino Nano, which is hooked up to a string of WS2812B LEDs and a small OLED display.