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Cosa (chi) è decibel$19241$ - definizione
Decibel Research Inc.; DeciBel Research Inc.
decibel
.jpg?width=200 "Examples of sound levels in decibels from various sound sources and activities, taken from the \"How loud is too loud\" screen of the NIOSH Sound Level Meter app")
![A schematic showing the relationship between [[dBu]] (the [[voltage source]]) and [[dBm]] (the power dissipated as [[heat]] by the 600 Ω [[resistor]])](https://commons.wikimedia.org/wiki/Special:FilePath/Relationship between dBu and dBm.png?width=200 "A schematic showing the relationship between [[dBu]] (the [[voltage source]]) and [[dBm]] (the power dissipated as [[heat]] by the 600 Ω [[resistor]])")
LOGARITHMIC UNIT EXPRESSING THE RATIO OF A PHYSICAL QUANTITY
Decibel (Acoustics); Bel (acoustics); Decibel (acoustics); DBu; DBv; Decibels; Absolute dB; Relative dB; DBrnC; Decibel scale; ㏈; Decibel Scale; Bell unit; DBi; DBi1; Decibal; Decible; Dbhz; 20 log rule; DBμV; DBuV; Bel (unit); Millibel; Transmission Unit; Transmission unit; TU (transmission unit); Miles of Standard Cable; MSC (unit); MSC (unit of loss); TU (unit of loss); DB-Hz; DBd; Decibel (DBE); Logit (magnitude); Logit (unit)
(decibels)
A decibel is a unit of measurement which is used to indicate how loud a sound is.
Continuous exposure to sound above 80 decibels could be harmful.
N-COUNT: oft num N
Decibel
LOGARITHMIC UNIT EXPRESSING THE RATIO OF A PHYSICAL QUANTITY
Decibel (Acoustics); Bel (acoustics); Decibel (acoustics); DBu; DBv; Decibels; Absolute dB; Relative dB; DBrnC; Decibel scale; ㏈; Decibel Scale; Bell unit; DBi; DBi1; Decibal; Decible; Dbhz; 20 log rule; DBμV; DBuV; Bel (unit); Millibel; Transmission Unit; Transmission unit; TU (transmission unit); Miles of Standard Cable; MSC (unit); MSC (unit of loss); TU (unit of loss); DB-Hz; DBd; Decibel (DBE); Logit (magnitude); Logit (unit)
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.
decibel
LOGARITHMIC UNIT EXPRESSING THE RATIO OF A PHYSICAL QUANTITY
Decibel (Acoustics); Bel (acoustics); Decibel (acoustics); DBu; DBv; Decibels; Absolute dB; Relative dB; DBrnC; Decibel scale; ㏈; Decibel Scale; Bell unit; DBi; DBi1; Decibal; Decible; Dbhz; 20 log rule; DBμV; DBuV; Bel (unit); Millibel; Transmission Unit; Transmission unit; TU (transmission unit); Miles of Standard Cable; MSC (unit); MSC (unit of loss); TU (unit of loss); DB-Hz; DBd; Decibel (DBE); Logit (magnitude); Logit (unit)
['d?s?b?l]
(abbrev.: dB)
¦ noun a unit of measurement expressing the intensity of a sound or the power of an electrical signal, equal to one tenth of a bel.
Wikipedia
DeciBel Research
deciBel Research, Inc. is a small high-technology business with emphasis on advancements in radar systems and sensor technologies, currently supporting U.S. Army and Missile Defense Agency customers. Headquartered in Huntsville, Alabama, the staff of deciBel Research, Inc. specializes in the design, development, testing, and applications of advanced radar systems.
