Getting a magnetic field to balance on another magnetic field is about as easy as balancing a bowling ball on the tip of an ink pen. With a little help from an Arduino mega, however, [EmmaSong ...

One of the essential parts of any home security system is a door detector that lets ... The system here uses a cheap Arduino board, a few sensors, and a magnetic contact switch.

The Scratch Duino programming is based on the Arduino platform and comes supplied with a variety of magnetic mounted sensors ... under tough conditions: each sensor is protected by its individual ...

How else are you going to have any fun with magnetic ... on tape, including monotony. [schollz] made a tape synth with not much more than a variable-speed playback cassette player, an Arduino ...

Every week I seem to be writing about how someone has used an Arduino ... Hall effect sensor monitors the field of the permanent magnet and uses that information to modulate the magnetic field ...