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- Ear (6659 bytes)
21: ... effective amplication of approximately 14 [[decibel|dB]], peaking at a frequency of around 1 kHz... - Blue Whale (22203 bytes)
65: ...sures, an equivalent sound range in air is 89-122 decibels.{{ref|voc}} By comparison a [[pneumatic drill]] ...
111: ...d P.O. Thompson | Journal = Journal of the Acoustics Society of America | Volume = 50(4) | Pages = 119...
114: ...ork= American Cetacean Society | URL= http://www.acsonline.org/factpack/bluewhl.htm | date= January 7|...
127: * [http://www.acsonline.org/factpack/bluewhl.htm American Cetacean ... - Alexander Graham Bell (18688 bytes)
19: ...ave turned his attention to the science of acoustics, with a view to ameliorate the deafness of his mo...
25: ...ight]] — a precursor of today's [[fiber optics|optical fiber]] systems. He also worked in medica...
27: ...bestowed on him the [[Volta Prize]] of 50,000 francs, the [[Royal Society of Arts]] in London awarded ...
54: ====Bel and decibel====
55: ... The bel was too large for everyday use, so the [[decibel]] (dB), equal to 0.1 B, became more commonly used... - Cicadas (3983 bytes)
29: ...ome cicadas produce sounds louder than 100 [[Decibel|dB]]. (This amazing sound has frequently inspired... - Bit (2330 bytes)
13: ... and "B" for byte. (In [[SI]], B stands for the [[Decibel|bel]].)
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