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The decibel (symbol: dB) is a relative unit of measurement equal to one tenth of a bel (B). It expresses the ratio of two values of a power or root-power quantity on a logarithmic scale. Two signals whose levels differ by one decibel have a power ratio of 10 1/10 (approximately 1.26) or root-power ratio of 10 1/20 (approximately 1.12). [1][2] The strict original usage above only expresses a ...
Decibel (dB), unit for expressing the ratio between two amounts of electric or acoustic power or for measuring the relative loudness of sounds.
What are decibel levels, and why are they so important? How can you measure them, and when are they too "loud"? Find out in this article with a chart included.
Decibels are the units used to measure sound intensity and other types of energy. Learn how decibels are calculated, what sounds are at different decibel levels, and how to protect your hearing from noise-induced damage.
Learn how to measure sound levels in decibels (dB) and what they mean for your hearing. See a chart of common sounds and their dB levels, from 0 to 194, and how to prevent noise-induced hearing loss.
If It Sounds Too Loud, It Is Too Loud Decibels are the unit of measurement for sound, abbreviated dB. Sounds at or below 70 dB are considered safe for our hearing. That's the sound of a normal conversation between two people. Sounds above 70 dB can damage hearing over time. Like the Richter scale for measuring earthquakes, the decibel scale is logarithmic. This means that loudness is not ...
How loud is too loud? Understand decibel levels with our noise chart—compare sounds, from whispers to concerts—and protect your ears and hearing health.
The decibel, or dB, is one of the most confusing concepts in audio production. Trying to wrap your mind around every detail of the decibel all at once is likely to leave you feeling overwhelmed. The truth is: For most people, learning a few key principles about the decibel will be sufficient for working in the audio industry. This article will provide you with everything you (probably) need to ...
A decibel chart shows the intensity levels of common environmental sounds, which range from 0 dB to 140 dB (the threshold of pain).
Learn what decibels are, how they measure sound intensity, and how to understand the decibel scale. Find out what sounds are like at different decibel levels, from 10 dB to 140 dB, and how to protect your hearing.