An audio filter that discards higher frequencies while preserving lower ones.
2. noun
A filter of this kind.

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  • Lowpass — Als Tiefpass bezeichnet man in der Elektronik Filter, die Signalanteile mit Frequenzen unterhalb ihrer Grenzfrequenz annähernd ungeschwächt passieren lassen, Anteile mit höheren Frequenzen dagegen abschwächen. Entsprechende Filterfunktionen… …   Deutsch Wikipedia

  • lowpass — …   Useful english dictionary

  • Lowpass Filter —   [engl.], Tiefpassfilter …   Universal-Lexikon

  • Lowpass Filter — F/A/V A filter that attenuates frequencies above a specified frequency and allows those below that point to pass. WikiV A filter that attenuates frequencies above a specified frequency and allows those below that value to pass …   Audio and video glossary

  • Prototype filter — Prototype filters are electronic filter designs that are used as a template to produce a modified filter design for a particular application. They are an example of a nondimensionalised design from which the desired filter can be scaled or… …   Wikipedia

  • Baseband — In signal processing, baseband is an adjective that describes signals and systems whose range of frequencies is measured from zero to a maximum bandwidth or highest signal frequency; it is sometimes used as a noun for a band of frequencies… …   Wikipedia

  • Low-pass filter — A low pass filter is a filter that passes low frequency signals but attenuates (reduces the amplitude of) signals with frequencies higher than the cutoff frequency. The actual amount of attenuation for each frequency varies from filter to filter …   Wikipedia

  • Cohen-Daubechies-Feauveau wavelet — For other uses of CDF , see CDF (disambiguation). An example of the 2D wavelet transform that is used in JPEG2000 Cohen Daubechies Feauveau wavelet are the historically first family of biorthogonal wavelets, which was made popular by Ingrid… …   Wikipedia

  • MPEG-4 Part 3 — MPEG 4 is a suite of standards which has many parts , where each part standardizes various entities related to multimedia, such as audio, video, and file formats. To know more about various parts and what they mean, please see the entry for MPEG… …   Wikipedia

  • Modulation — For musical change of key, see Modulation (music). For other uses, see Modulation (disambiguation). Passband modulation v · d · e …   Wikipedia

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