Topic: Decibel
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What is Decibel?
Loud music - too many decibels. People whispering at the table next to you - not enough decibels. A unit of meaure used to determine the intesitiy of sound. Basically a decibel is how loud a sound can be heard. Read More »
Source: http://answers.ask.com/Vehicles/Autos/what_is_decibel
What are Decibels?
Decibel is an Unit to measure intensity of Sound, Signal, Gain & Attenuation. It is used globally. Decibel is calculated by 20 log (quantity). Read More »
Source: http://answers.ask.com/Consumer_Electronics/Other/what_are_decibe...
How Loud is 50 Decibels?
A decibel unit is used to measure how loud a sound is. 50 decibels is the amount of noise a regular working refrigerator motor makes. It's make a quiet noise but you can definitely hear it. Watch out for those shotguns, they make a noise me... Read More »
Source: http://answers.ask.com/Vehicles/Autos/how_loud_is_50_decibels
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Decibel
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A decibel is one-tenth of a bel. A bel is the unit of measurement for sound. One bel is quite large, so sound is measured as fractions of the whole. For example, one hundred decibels (0.01 bel) is quite loud, near the sound of a jet engine.
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Source: http://answers.ask.com/Consumer_Electronics/Other/how_loud_is_a_d...
A decibel is a measurement of a ratio of power. In converting voltage to decibels, it is necessary to know the voltage going into a device, such as a stereo loudspeaker, and the voltage powering out of the loudspeaker. These numbers will va...
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Source: http://www.ehow.com/how_5038647_convert-voltage-decibels.html
The most common unit for voltage, the volt (V), states the amount of energy that each Coulomb of charge in a circuit carries. As alternate unit, the decibel-Volt (dBV), tracks voltage using the decibel scale. This scale is logarithmic rathe...
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Source: http://www.ehow.com/how_8656671_convert-volts-decibels.html
A decibel is a unit of sound intensity expressed on a logarithmic scale. The intensity (I) in decibels is given with the following equation: I (dB) = 10 x Log(I/Io). "Io" denotes the threshold of hearing that is 10^-12 watts / square meter;...
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Source: http://www.ehow.com/how_6057208_calculate-decibels-intensity.html
A decibel is a unit of measure of the ratio between two numbers and is used to measure power, voltage gain, sound pressure level and loudness. The most common measurements for power are watts and ohms. To calculate power measurements in dec...
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Source: http://www.ehow.com/how_5175513_calculate-decibels.html
If you have ever been at a rock concert and felt your ear drums ache, it's because the the audio of the concert is running a high level of decibels (dBs). A decibel meter is used to measure sound level and can determine how many dBs are bei...
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Source: http://www.ehow.com/about_5076986_decibel-meter.html
