How It Works: Load Cell: The load cell converts the force (weight) applied to it into a small electrical signal. The magnitude of this signal is proportional to the weight. HX711 Amplifier: The HX711 ...

This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are used to measure rotation rate in Revolutions Per Minute ...

If you're looking to make yourself somewhat more productive on this lazy weekend, and you've got an Arduino or two collecting dust, we've got just the thing to add line after line to your dwindling to ...

Our old algebra teacher used to say, “You have to take what you know and use it to get what you don’t know.” That saying always reminds of us sensors that convert physical quantities into things our ...

Abstract: Shopping malls and supermarkets are popular choices for purchasing essential items, drawing in a larger customer base compared to retail shops. Traditional billing and shopping systems lack ...