In this condition, Alcohol ... to the circuit. C4 and C5 capacitors are used to reduce the input supply noises. IC1 is the heart of the circuit. It is the famous LM393 comparator [10]. Figure 7: ...

To address this, we have developed a very simple automatic plant watering system without Arduino ... projects check out our collection of Arduino Projects. We have more than 500 projects with Code and ...

Touching alcohol containers or hand sanitizers with infected hands can spread the virus to the next person. In this article, we will build an automatic hand sanitizer dispenser ... and design a ...