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Bookmark or Share- Decibel - WikipediaFor other uses, see Decibel (disambiguation). 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.
- Deutsche Bahn - Wikipedia324,136 (2022) Website. www .deutschebahn .com. Headquarters of Deutsche Bahn in the Bahntower at Potsdamer Platz, Berlin. The Deutsche Bahn AG ( IPA: [ˈdɔʏtʃə ˈbaːn]; abbreviated as DB or DB AG) is the national railway company of Germany, and a state-owned enterprise under the control of the German government.
- What is a decibel (dB)? - RapidTables.comThe amplitude ratio in decibels (dB) is 20 times base 10 logarithm of the ratio of V 1 and V 0: Ratio dB = 10⋅log 10 (V 1 2 / V 0 2) = 20⋅log 10 (V 1 / V 0) Decibels to watts, volts, hertz, pascal conversion calculator. Convert dB, dBm, dBW, dBV, dBmV, dBμV, dBu, dBμA, dBHz, dBSPL, dBA to watts, volts, ampers, hertz, sound pressure.
- Deutsche BahnDB Board Member Dr Sigrid Nikutta: Digital Automatic Coupling is being developed to series maturity together with customers • New technology puts more freight on the rails and accelerates the freight transport system • Wirtschaftsvereinigung Stahl, Managing Director Kerstin Rippel: We need the turbo for our supply chains. Read More. 2.
- Decibel (dB) | Definition, Formula, & Facts | Britannicadecibel (dB), unit for expressing the ratio between two physical quantities, usually amounts of acoustic or electric power, or for measuring the relative loudness of sounds. One decibel (0.1 bel) equals 10 times the common logarithm of the power ratio.
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