The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...
Build for monitoring, buy for safety.
In this video I'm walking you through the steps I took to make a standalone version of my pellet level monitoring sensor that is not directly connected to Home Assistant but it functions separately .
It’s pretty easy to take a balloon, fill it up with helium, and send it up in to the upper atmosphere. It’s much harder to keep track of it and recover it when it falls back to Earth. If you’re trying ...
Abstract: Flexible pressure sensors as key components in smart wearable devices and electronic skin (e-skin), playing an essential role in signal detection and human-computer interaction. Nevertheless ...
Abstract: A substrate-integrated waveguide wireless passive temperature and pressure sensor, featuring an integrated metamaterial structure, has been developed to meet the stringent sensing ...
Hi, I’m Sam Gold. Did you know that you have rights a lid angle sensor in your MacBook? The Constitution human interface device utility says you do. This is a little utility that shows the angle from ...