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DBV method

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  • Decibel — This article is about the ratio of measures. For sound or acoustic level, see Sound pressure. For other uses, see Decibel (disambiguation). Attenuation chart of an RG 6 Coaxial cable, measured in decibels per 100 feet of cable The decibel (dB) is …   Wikipedia

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  • Ellwangen (Jagst) — Wappen Deutschlandkarte …   Deutsch Wikipedia

  • White noise — is a random signal (or process) with a flat power spectral density. In other words, the signal contains equal power within a fixed bandwidth at any center frequency. White noise draws its name from white light in which the power spectral density… …   Wikipedia

  • Variable star — A star is classified as variable if its apparent brightness as seen from Earth changes over time, whether the changes are due to variations in the star s actual luminosity, or to variations in the amount of the star s light that is blocked from… …   Wikipedia

  • Lok Report — Der Lok Report ist ein monatlich erscheinendes Nachrichtenmagazin für Eisenbahnfreunde. Es erscheint im Lok Report Verlag, Berlin. Chefredakteur ist Martin Stertz. In seinem Online Portal bietet der Lok Report zusätzlich täglich einen aktuellen… …   Deutsch Wikipedia

  • Noise (electronics) — Electronic noise [1] is a random fluctuation in an electrical signal, a characteristic of all electronic circuits. Noise generated by electronic devices varies greatly, as it can be produced by several different effects. Thermal noise is… …   Wikipedia

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