This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create a compact yet capable environmental monitoring system. It measures ambient ...

Can run off of 3.3 - 5 Volts. SCL, and SDA pins have 4.7k pull up resistors built into the PCB. No need for extra when breadboarding. Pulse Ox Register Values to be effective These settings control ...

Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ...

I tested six popular thermometers and compared their ease of use, reading speed and design, and found two models I’d recommend to anyone for at-home use.

Computers close computerA device that processes information by following a set of rules called a program. and digital devices work by storing and processing information. If information has been ...

Abstract: This article proposes a temperature-humidity assembled sensor based on AlScN surface acoustic wave (SAW) technology for simultaneous monitoring of temperature and humidity. The assembled ...

Abstract: Hydrogen sulfide (H2S) detection with a high selectivity and fast response is necessary due to its strong toxicity both to the environment and humans. In this article, we present design, ...

Find historical weather by searching for a city, zip code, or airport code. Include a date for which you would like to see weather history. You can select a range of dates in the results on the next ...