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 ...

How it works is simple: you can track devices using Bluetooth on the ESP32, and through a combination of presence and signal strength, you can define a sensor that changes to an "on" state when your ...

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

New smart sensors can help detect dangerous internal failures in lithium-ion batteries before they escalate into fires or ...

Procurement lists for utility-scale solar projects can include hundreds of components. Amid the complexity, solar irradiance ...

The new training method doesn't use sensors or onboard control tweaks, but a single camera that watches the robot's movements ...