These are some great DIY projects that you can do for cheap.

ESP32s are surprisingly good AI lie detectors.

AI.duino integrates the API providers Claude, ChatGPT, Gemini, Mistral, Perplexity and Cohere, Croq, aggregator services OpenRouter and Hugging Face, and local ...

This is the SparkFun Arduino library for the Texas Instruments TMAG5273 low-power linear 3D Hall-effect sensor with I 2 C interface. This SparkFun Arduino Library for the Texas Instruments TMAG5273 ...

Abstract: Soil humidity measurement is crucial for the sustainable development and decision-making in the industrial and agricultural fields. In this article, we propose a polyimide-coated fiber Bragg ...

Abstract: Sensitivity and linearity are two crucial parameters in the context of quartz crystal microbalance (QCM) humidity sensors. Achieving a highly sensitive response in a QCM-based humidity ...