Decibel - Wikipedia, the free encyclopedia
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The decibel ( dB ) is a logarithmic unit of measurement that expresses the magnitude of a physical quantity (usually power or intensity) relative to a specified or implied reference level . Sinc...
en.wikipedia.org/wiki/Decibel
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The decibel scale measures sound based on human hearing, which makes it one of the most unusual scientific measurements. ... The decibel (abbreviated dB) is the unit used to measure the intensity of a sound. The decibel scale is a little odd because the human ear is incredibly sensitive. Your ears can hear everything from...
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www.howstuffworks.com/question124.htm
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An introduction to sound level and the decibel. ... Sound files to show the size of a decibel ... The decibel (dB) is used to measure sound level, but it is also widely used in electronics, signals and communication. The dB is a logarithmic unit used to describe a ratio. The ratio may be power, sound pressure,
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www.phys.unsw.edu.au/jw/dB.html
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SOUND PRESSURE LEVELS; (in decibels - dB) ... (This page contains a list of decibel levels of everything from guitars to jet engines!) ... (The following is a table of common everyday sounds along with sounds common in music. The red numbers are the sound levels measured in decibels. Wherever possible, I have included the...
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www.coolmath.com/decibels1.htm
www.coolmath.com/decibels1.htm
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The decibel is defined as one tenth of a bel where one bel represents a difference in level between two intensities I1, I0 where one is ten times greater than the other. Thus, the intensity level is the comparison of one intensity to another and may be expressed...
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www.sfu.ca/sonic-studio/handbook/Decibel.html
www.sfu.ca/sonic-studio/handbook/Decibel.html
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The decibel (abbreviated dB) must be the most misunderstood measurement since the cubit. Although the term decibel always means the same thing, decibels may be calculated in several ways, and there are many confusing explanations of what they are.
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arts.ucsc.edu/EMS/Music/tech_background/TE-06/teces_06....
arts.ucsc.edu/EMS/Music/tech_background/TE-06/teces_06.html
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A monthly, full-color, full-gloss magazine billed as "America's first real extreme music magazine." ... By Ken Sorceron (Abigail Williams) ... 5. You don’t want your van and trailer to catch fire.; OK, so this never happened to us, but it did happen to our keyboard player’s last band. And I did get to see the...
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www.decibelmagazine.com/
www.decibelmagazine.com/
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The factor of 10 multiplying the logarithm makes it decibels instead of Bels, and is included because about 1 decibel is the just noticeable difference (JND) in sound intensity for the normal human ear.
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hyperphysics.phy-astr.gsu.edu/hbase/sound/db.html
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