Here’s an ESP8266 magnetometer that opens a driveway gate when it detects the car. Posted in Arduino Hacks , green hacks Tagged arduino nano , hall effect , hall effect sensor , magnetometer , oled ...

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).

The Texas Instruments GRV425 flux gate magnetometer integrated circuit on its TI evaluation module provides the ... chosen due to its higher-resolution ADC than the more ubiquitous Arduino ...

I have studied geography, I have an old house that has been standing as a farm for over a hundred years on a wide piece of land and I like to work with Arduino & Co. So I build my own magnetometer.

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.