In this video, I'm making a carbon monoxide monitor for my home using an MQ7 carbon monoxide sensor, a DHT11 temperature and humidity sensor, and a NodeMCU microcontroller board. This sensor is ...
MEMPHIS, Tenn. — There's a Level 1 out of 5 threat for isolated strong storms Saturday. Make sure to have the umbrella. It's a cloudy and warm start to the day. Temperatures this afternoon will once ...
Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...