What are mags (Magnetometers)? “Mag” is short for magnetometer. Magnetometers are devices used to detect the presence of metal objects, according to Merriam-Webster dictionary's definition ...

The build uses a HMC5883L magnetometer. While this can detect magnetic fields in three axes, just one is necessary for building a device that operates akin to a traditional compass.

Well tech tinkerer Joe Desbonnet has whipped up what he dubs "poor man's NFC" using an Arduino, some magnet wire, and any compass-equipped Android smartphone (which is almost all of them).

Posted in Arduino Hacks, green hacks Tagged arduino nano, hall effect, hall effect sensor, magnetometer, oled ← Little Hex Tricks Make Little Displays A Little Easier ...

The Goddard Magnetometer (GMAG) instrument, launched onboard NOAA's GOES-19 satellite on June 25, 2024, is now transmitting magnetic field measurements down to Earth.

If you fancy building your very own DIY magnetometer you may be interested in a Arduino project published to Instructables by Markus Opitz ...

Adafruit have announced the availability of its new Triple-axis Magnetometer offering a sensor capable of sensing ranges from +-50 gauss (+- 5000 uTesla!) with no range-setting required. For high ...

Andrea Mitchell wanted to know why the cocaine found in the West Wing wasn't detected by a magnetometer when the perpetrator entered the White House.