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- Alignment_level abstract "The alignment level in an audio signal chain or on an audio recording is a defined anchor point that represents a reasonable or typical level. It does not represent a particular sound level or signal level or digital representation, but it can be defined as corresponding to particular levels in each of these domains.For example, alignment level is commonly 0 dBu (Equal to 0.775 Volts RMS) in broadcast chains and in professional audio what is commonly known as "0VU", which is +4dBu (Equal to 1.227 Volts RMS) in places where the signal exists as analogue voltage. Under normal situations the "0VU" reference allowed for a headroom of 18dB or more above the reference level without significant distortion. This is largely due to the use of slow responding VU meters in almost all analog professional audio equipment which, by their design, and by specification responded to an average level, not peak levels. It most commonly is at −18 dB FS (18 dB below full scale digital) on digital recordings for programme exchange, in accordance with EBU recommendations. Digital equipment must use peak reading metering systems to avoid severe digital distortion caused by the signal going beyond 'full scale' or maximum digital levels. 24-bit original or master recordings commonly have alignment level at −24 dB FS to allow extra headroom, which can then be reduced to match the available headroom of the final medium by audio level compression. FM broadcasts usually have only 9 dB of headroom as recommended by the EBU, but digital broadcasts, which could operate with 18dB of headroom, given their low noise floor even in difficult reception areas, currently operate in a state of confusion, with some transmitting at maximum level while others operate at much lower level even though they carry material that has been compressed for compatibility with the lower dynamic range of FM transmissions.".
- Alignment_level wikiPageExternalLink r128.pdf.
- Alignment_level wikiPageExternalLink r068.pdf.
- Alignment_level wikiPageExternalLink r117.pdf.
- Alignment_level wikiPageExternalLink ploud.
- Alignment_level wikiPageExternalLink tec_doc_t3282_tcm6-10542.pdf.
- Alignment_level wikiPageExternalLink tec_text_r89-1997_tcm6-4703.pdf.
- Alignment_level wikiPageExternalLink AES2002OnLevelling.pdf.
- Alignment_level wikiPageExternalLink lund_2004_distortion_tmt20.pdf.
- Alignment_level wikiPageID "4557961".
- Alignment_level wikiPageLength "8024".
- Alignment_level wikiPageOutDegree "44".
- Alignment_level wikiPageRevisionID "536496219".
- Alignment_level wikiPageWikiLink Analog_signal.
- Alignment_level wikiPageWikiLink Anchor_point.
- Alignment_level wikiPageWikiLink Anchor_point_(audio).
- Alignment_level wikiPageWikiLink Audio_level_compression.
- Alignment_level wikiPageWikiLink Audio_normalization.
- Alignment_level wikiPageWikiLink Audio_recording.
- Alignment_level wikiPageWikiLink BBC_Radio_1.
- Alignment_level wikiPageWikiLink BBC_Radio_3.
- Alignment_level wikiPageWikiLink BBC_Radio_4.
- Alignment_level wikiPageWikiLink Broadcasting.
- Alignment_level wikiPageWikiLink Category:Audio_engineering.
- Alignment_level wikiPageWikiLink Category:Broadcast_engineering.
- Alignment_level wikiPageWikiLink Category:Sound.
- Alignment_level wikiPageWikiLink Category:Sound_production_technology.
- Alignment_level wikiPageWikiLink Category:Sound_recording.
- Alignment_level wikiPageWikiLink DBFS.
- Alignment_level wikiPageWikiLink DB_FS.
- Alignment_level wikiPageWikiLink DBu.
- Alignment_level wikiPageWikiLink Decibel.
- Alignment_level wikiPageWikiLink Digital_Audio_Broadcasting.
- Alignment_level wikiPageWikiLink Digital_audio_players.
- Alignment_level wikiPageWikiLink Dynamic_range_compression.
- Alignment_level wikiPageWikiLink European_Broadcasting_Union.
- Alignment_level wikiPageWikiLink Full_scale.
- Alignment_level wikiPageWikiLink Headroom_(audio_signal_processing).
- Alignment_level wikiPageWikiLink IPod.
- Alignment_level wikiPageWikiLink Loudness_equalisation.
- Alignment_level wikiPageWikiLink Loudness_war.
- Alignment_level wikiPageWikiLink Maximum_coding_level.
- Alignment_level wikiPageWikiLink Maximum_permitted_level.
- Alignment_level wikiPageWikiLink Measurement_level.
- Alignment_level wikiPageWikiLink Nominal_level.
- Alignment_level wikiPageWikiLink Permitted_maximum_level.
- Alignment_level wikiPageWikiLink Portable_media_player.
- Alignment_level wikiPageWikiLink Programme_level.
- Alignment_level wikiPageWikiLink Programme_levels.
- Alignment_level wikiPageWikiLink ReplayGain.
- Alignment_level wikiPageWikiLink Signal_chain.
- Alignment_level wikiPageWikiLink Sound_recording_and_reproduction.
- Alignment_level wikiPageWikiLink Standard_operating_level.
- Alignment_level wikiPageWikiLink Transmission_level_point.
- Alignment_level wikiPageWikiLink UK.
- Alignment_level wikiPageWikiLink United_Kingdom.
- Alignment_level wikiPageWikiLinkText "Alignment Level".
- Alignment_level wikiPageWikiLinkText "Alignment level".
- Alignment_level wikiPageWikiLinkText "alignment level".
- Alignment_level hasPhotoCollection Alignment_level.
- Alignment_level wikiPageUsesTemplate Template:Original_research.
- Alignment_level wikiPageUsesTemplate Template:Unreferenced.
- Alignment_level subject Category:Audio_engineering.
- Alignment_level subject Category:Broadcast_engineering.
- Alignment_level subject Category:Sound.
- Alignment_level subject Category:Sound_production_technology.
- Alignment_level subject Category:Sound_recording.
- Alignment_level hypernym Point.
- Alignment_level type Article.
- Alignment_level type Place.
- Alignment_level type Article.
- Alignment_level type Discipline.
- Alignment_level comment "The alignment level in an audio signal chain or on an audio recording is a defined anchor point that represents a reasonable or typical level.".
- Alignment_level label "Alignment level".
- Alignment_level sameAs m.0c8sxx.
- Alignment_level sameAs Q4726580.
- Alignment_level sameAs Q4726580.
- Alignment_level wasDerivedFrom Alignment_level?oldid=536496219.
- Alignment_level isPrimaryTopicOf Alignment_level.