[TL;DR] In response to the high failure rate of inexpensive capacitive soil moisture sensors, I am sharing the results of a practical verification conducted by source and version. - Verification ...

I am building a logger to record the moisture in plant pots. Until now, I have been using a combination of a microcontroller, a moisture sensor, and a timer module. It works, but when you look at it ...

When you’re driving your car, you’re probably regularly looking at the speedometer to make sure you comply with the local speed limits. The method by which it works is simple enough: ...

There’s something uniquely satisfying about a pen plotter. Though less speedy or precise than a modern printer, watching a pen glide across the page, mimicking human drawing, is mesmerizing. This ...

Designed by StillFixing in Normandy (France), the EKOS is a local-first, low-power ePaper dashboard built around an ESP32-S3 SoC. It operates without any cloud dependency, subscriptions, or external ...

‡ Key Laboratory of Micro-Inertial Instrument and Advanced Navigation Technology, Ministry of Education, School of Electronic Science and Engineering, Southeast University, Nanjing 210096, China § ...