If you are having problems with classroom noise, the tools below are definitely worth considering. These noise meters offer a straightforward, cost-effective, and user-friendly solution to mitigate ...

Abstract: Free, widely-available smartphone-based sound level meters have been utilized to collect large quantities of distributed data in short time periods for the efficient creation of ...

This is an Arduino library for interfacing with Dutch smart meters, through their P1 port. This library can take care of controlling the "request" pin, reading messages and parsing them. This code was ...

I’m already loving this device, and I haven’t even touched one. Arduino announced it has collaborated with M5Stack to develop the new compact and powerful Nesso N1 IoT development kit. This system ...

Version 2.0.1 introduces major architectural and feature improvements.

To cut down the excess noise, San Antonio updated their ordinance for Alamo Heights PD to use sound level meters to measure how loud you are if they get a complaint. Trump bought more than $100 ...

Everyone knows the MBTA can be loud. Ever wonder exactly how loud? Try pin-your-ears-back rock concert loud. Or jackhammer, or chain saw loud. That’s what the Globe discovered at several of the T’s ...

To capture an instant on film or sensor with a camera, you usually need a fast shutter. But alternately a flash can be triggered with the scene in the dark and the shutter wide open. It’s this latter ...