Sound is pressure — the louder the sound, the greater the pressure. The greater the pressure, the more damage it can do to your ears. If you’re in a noisy environment, it’s important to know how ...

Sound-level meter apps available for smart phones "can have a tremendous and far-reaching impact in the area of noise control," says the CDC. Do you have a favorite sound? Is it the sweet laughter of ...

We used a professional sound meter to measure the din of daily life and talked to scientists about the health risks it can pose. A looping video of a suburban neighborhood curbside on a cloudy day.

Sounds above 80 dB can cause hearing damage, and we should limit the exposure to prevent hearing loss. Decibel apps are a convenient way to measure volume fairly accurately with your phone. Our ...

Thanks to the App Store, your iPhone can now morph into a number of different tools, from a sketchbook to a drum kit. Thanks to FaberAcoustical and its new SoundMeter application, the device is taking ...

Lucía Garbo has created an Arduino powered noise pollution monitor, powered by an Arduino Mega micro-controller and housed in a 3D printed case. Other components include a SparkFun Sound Detector and ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. Squeaks, hums, rattles, beeps, ...

This circuit can easily be assembled on a small piece of prototyping board. Use low-current types for the LEDs. They have a low forward voltage and are fairly bright at current levels as low as 1 mA.

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This sound level meter is part of the ...