Electronic enthusiasts may be interested in a new open source infrared sensor which has been created to support both Raspberry Pi and Arduino powered projects. The IR Detector proximity sensor has ...

This circuit can be built from readily available low-cost components, some of which may even be hiding in your junkbox! The indicated value of 22 Ω for resistor R1 causes an average current of about ...

“One of my coworkers’ wives was complaining about how cold her hands were when she got to work, and how she couldn’t even control her mouse,” says James Hsu, from his company’s small booth at the ...