Abstract: Wear particles in the lubricating oil information can directly reflect the operating conditions of mechanical equipment, this article proposes and develops a magnetic coupling resonant ...

By the end of the guide, you’ll not only have a fully functional bidirectional counter but also gain hands-on experience with IR sensors,16x2 LCD display, Arduino programming, and some ...

The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.

The SparkFun Spectral UV Sensor - AS7331 (SEN-23517) and SEN-23518 features the AS7331 UV sensor from ams OSRAM©. It measures UV radiation on three channels: UVA (320-400nm), UVB (280-320nm), and UVC ...

Get close enough to this raven and you’ll set off the PIR sensor, which triggers lighting ... This bird’s brain is an Arduino Nano, which is protected from the 12V supply with a boost converter.

The new hotness in consumer electronics might be RF remotes based on protocols like Bluetooth Low Energy, but there’s still plenty of life left in the classic infrared remote. Especially with ...