Web Results

Decibel

en.wikipedia.org/wiki/Decibel

An example scale showing power ratios x and amplitude ratios √x and dB equivalents 10 log10 x. It is easier to grasp and compare 2- or 3-digit numbers than to compare up to 10 digits. The deci...

Decibel (Loudness) Comparison Chart - Galen Carol Audio

www.gcaudio.com/resources/howtos/loudness.html

Decibel (Loudness) Comparison Chart. Here are some interesting numbers, collected from a variety of sources, that help one to understand the volume levels of ...

Sound and Noise - Characteristics of Sound and the Decibel Scale

www.epd.gov.hk/epd/noise_education/web/ENG_EPD_HTML/m1/intro_5.html

Loudness and the Decibel Scale. Another property of sound or noise is its loudness. A loud noise usually has a larger pressure variation and a weak one has ...

Decibels - HyperPhysics

hyperphysics.phy-astr.gsu.edu/hbase/sound/db.html

The decibel scale is a reflection of the logarithmic response of the human ear to ... The sound intensity in decibels above the standard threshold of hearing is ...

Decibel Scale | Sound | Oscillations and mechanical waves ...

www.khanacademy.org/science/physics/mechanical-waves-and-sound/sound-topic/v/decibel-scale

We often use this logarithmic scale to describe the intensity of sound.

How decibel sound level meters work - Explain that Stuff

www.explainthatstuff.com/soundlevelmeters.html

Jun 10, 2016 ... You have to think about the decibel scale very carefully, because it's a logarithmic scale and it works in a different way to the scale on a ruler, ...

The Decibel Scale: What Is a Decibel (dB)? Noise and Sound Units

www.noisehelp.com/decibel-scale.html

A readable explanation of the decibel scale (dB scale), including dBA and dBC. Also phons and sones, noise units for measuring loudness.

5 Sound levels in decibels: What is a decibel? - Alpine

www.alpinehearingprotection.com/wiki/5-sound-levels-in-decibels/

A decibel dB(A) is a unit of measurement that indicates how loud a sound is. Humans can hear sounds between 0 and 140 decibels.

Decibel

www.sfu.ca/sonic-studio/handbook/Decibel.html

A unit of a logarithmic scale of power or intensity called the power level or intensity level. The decibel is defined as one tenth of a bel where one bel represents a ...

Comparitive Examples of Noise Levels | Industrial Noise Control

www.industrialnoisecontrol.com/comparative-noise-examples.htm

Noise Source. Decibel Level. Decibel Effect. Jet take-off (at 25 meters) Recommended product: Outdoor Noise Barriers. 150. Eardrum rupture. Aircraft carrier ...

More Info

dB: What is a decibel? - Physclips.

www.animations.physics.unsw.edu.au

dB scale with some rough examples We said above that the decibel is a ratio. So, when it is used to give the sound ...

What is a decibel, and how is it measured? | HowStuffWorks

science.howstuffworks.com

The decibel scale measures sound based on human hearing, which makes it one of the most unusual scientific measurements.

Dangerous Decibels » How Loud is Too Loud?

dangerousdecibels.org

Decibel Exposure Time Guidelines ... see the tabs at the bottom of the page to find sound levels for settings occupational, non-occupational, military, aircraft, etc .