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.

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 ...

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 Misc Hacks Tagged arduino, compass, magnetometer ← No Acid: Open ICs With A Tesla Coil AC-DC Converter Is Reliable, Safe, And Efficient → ...

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.