Effective water management involves supplying water according to the real requirement, and thus measuring water is very essential step in water management systems. There are many water flow ...

Safe, clean drinking water is a scarce resource that shouldn’t be wasted. But it’s not always easy to see how much you’re using when you turn on the tap: is it one liter a minute? Is it ten? How much ...

Somehow [hvde] wound up with a CB radio that does AM and SSB on the 11 meter band. The problem was that the radio isn’t legal where he lives. So he decided to change the radio over to work on the 6 ...

A peak flow meter is an inexpensive, portable, handheld device for those with asthma that is used to measure how well air moves out of your lungs. Measuring your peak flow using this meter is an ...

If you are interested in creating a DIY Arduino wind speed meter or anemometer to monitor the wind strength in your location, you might be interested in this quick tutorial I have put together to ...

A light meter is a very useful device that finds applications in hospitals, schools, factories, parking lots, passageways, and many more to measure and maintain adequate lighting levels. It is also ...

This one caught my eye on twitter, the Arduino Audio Meter - an Arduino-based device described as spectrum analyser and guitar pedal in one... It's based on the Uno board, to be precise, fitting ...