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- Audio_filter abstract "An audio filter is a frequency dependent amplifier circuit, working in the audio frequency range, 0 Hz to beyond 20 kHz. Many types of filters exist for applications including graphic equalizers, synthesizers, sound effects, CD players and virtual reality systems.Being a frequency dependent amplifier, in its most basic form, an audio filter is designed to amplify, pass or attenuate (negative amplification) some frequency ranges. Common types include low-pass filters, which pass through frequencies below their cutoff frequencies, and progressively attenuates frequencies above the cutoff frequency. A high-pass filter does the opposite, passing high frequencies above the cutoff frequency, and progressively attenuating frequencies below the cutoff frequency. A bandpass filter passes frequencies between its two cutoff frequencies, while attenuating those outside the range. A band-reject filter, attenuates frequencies between its two cutoff frequencies, while passing those outside the 'reject' range.An all-pass filter, passes all frequencies, but affects the phase of any given sinusoidal component according to its frequency.In some applications, such as in the design of graphic equalizers or CD players, the filters are designed according to a set of objective criteria such as pass band, pass band attenuation, stop band, and stop band attenuation, where the pass bands are the frequency ranges for which audio is attenuated less than a specified maximum, and the stop bands are the frequency ranges for which the audio must be attenuated by a specified minimum.In more complex cases, an audio filter can provide a feedback loop, which introduces resonance (ringing) alongside attenuation. Audio filters can also be designed to provide gain (boost) as well as attenuation.In other applications, such as with synthesizers or sound effects, the aesthetic of the filter must be evaluated subjectively.Audio filters can be implemented in analog circuitry as analog filters or in DSP code or computer software as digital filters.Generically, the term 'audio filter' can be applied to mean anything which changes the timbre, or harmonic content of an audio signal.".
- Audio_filter thumbnail EQ_parametrique.jpg?width=300.
- Audio_filter wikiPageID "370157".
- Audio_filter wikiPageLength "3129".
- Audio_filter wikiPageOutDegree "39".
- Audio_filter wikiPageRevisionID "672768824".
- Audio_filter wikiPageWikiLink All-pass_filter.
- Audio_filter wikiPageWikiLink Analogue_filter.
- Audio_filter wikiPageWikiLink Audio_crossover.
- Audio_filter wikiPageWikiLink Audio_feedback.
- Audio_filter wikiPageWikiLink Audio_frequency.
- Audio_filter wikiPageWikiLink Audio_signal_processing.
- Audio_filter wikiPageWikiLink Band-pass_filter.
- Audio_filter wikiPageWikiLink Category:Synthesizer_electronics.
- Audio_filter wikiPageWikiLink Category:Tone,_EQ_and_filter.
- Audio_filter wikiPageWikiLink Compact_disc.
- Audio_filter wikiPageWikiLink Digital_filter.
- Audio_filter wikiPageWikiLink Digital_signal_processing.
- Audio_filter wikiPageWikiLink Electrical_resonance.
- Audio_filter wikiPageWikiLink Electronic_filter.
- Audio_filter wikiPageWikiLink Equalization_(audio).
- Audio_filter wikiPageWikiLink Feedback.
- Audio_filter wikiPageWikiLink Frequency.
- Audio_filter wikiPageWikiLink Harmonic.
- Audio_filter wikiPageWikiLink High-pass_filter.
- Audio_filter wikiPageWikiLink Linear_filter.
- Audio_filter wikiPageWikiLink Low-pass_filter.
- Audio_filter wikiPageWikiLink Oscillation.
- Audio_filter wikiPageWikiLink Passband.
- Audio_filter wikiPageWikiLink Q_factor.
- Audio_filter wikiPageWikiLink Resonance.
- Audio_filter wikiPageWikiLink Self-oscillation.
- Audio_filter wikiPageWikiLink Sine_wave.
- Audio_filter wikiPageWikiLink Software.
- Audio_filter wikiPageWikiLink Synthesizer.
- Audio_filter wikiPageWikiLink Timbre.
- Audio_filter wikiPageWikiLink Virtual_reality.
- Audio_filter wikiPageWikiLink File:EQ_parametrique.jpg.
- Audio_filter wikiPageWikiLinkText "Audio filter".
- Audio_filter wikiPageWikiLinkText "Audio".
- Audio_filter wikiPageWikiLinkText "audio filter".
- Audio_filter wikiPageWikiLinkText "audio-frequency filter".
- Audio_filter wikiPageWikiLinkText "automatic filter".
- Audio_filter wikiPageWikiLinkText "filter".
- Audio_filter wikiPageWikiLinkText "filtered".
- Audio_filter wikiPageWikiLinkText "filtering".
- Audio_filter wikiPageWikiLinkText "filters".
- Audio_filter wikiPageWikiLinkText "low-pass filter".
- Audio_filter wikiPageWikiLinkText "tone controls".
- Audio_filter wikiPageWikiLinkText "tone".
- Audio_filter wikiPageUsesTemplate Template:Music_production.
- Audio_filter wikiPageUsesTemplate Template:Unreferenced.
- Audio_filter subject Category:Synthesizer_electronics.
- Audio_filter subject Category:Tone,_EQ_and_filter.
- Audio_filter hypernym Circuit.
- Audio_filter type BaseballLeague.
- Audio_filter type Instrument.
- Audio_filter type Instrument.
- Audio_filter comment "An audio filter is a frequency dependent amplifier circuit, working in the audio frequency range, 0 Hz to beyond 20 kHz. Many types of filters exist for applications including graphic equalizers, synthesizers, sound effects, CD players and virtual reality systems.Being a frequency dependent amplifier, in its most basic form, an audio filter is designed to amplify, pass or attenuate (negative amplification) some frequency ranges.".
- Audio_filter label "Audio filter".
- Audio_filter sameAs Q4819865.
- Audio_filter sameAs m.020c70.
- Audio_filter sameAs Фільтрація_звуку.
- Audio_filter sameAs Q4819865.
- Audio_filter wasDerivedFrom Audio_filter?oldid=672768824.
- Audio_filter depiction EQ_parametrique.jpg.
- Audio_filter isPrimaryTopicOf Audio_filter.