Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

When light strikes the photodiode’s active region, current flows from cathode to anode. Ideally, this entire photocurrent ...

As I've experimented and played with a lot of different sensors, I've discovered that these basic devices can be built for ...

Middle school students in a UNLV and University of Nevada, Reno Extension workshop learned how to grow plants in a ...

Build a Speed Sensor using Arduino with IR speed sensors to accurately measure the speed of moving objects. This tutorial covers circuit design, sensor calibration, speed calculations, and optimized ...

Focusing on the OLED’s green light for its absorption characteristics with the human skin, the researchers were able to use the produced OLED/OPD hybrid display for fingerprint recognition, as ...

Learn how to build amazing Arduino dashboards for your next IoT project using the new Image Widget. Enhancing your Arduino dashboard has ...

Arduino’s Plug and Make Kit lets your hacking imagination run wild, sans solder Daisy-chain tiny boards into weather stations, game controllers, and way more.

You can’t screw up Arduino’s new DIY electronics kit The $87 Plug and Make Kit includes an Arduino microcomputer, electronic components, and tutorials for building several IoT devices.