BS 3383:1988, ISO 226:1987 - Specification for normal equal-loudness level contours for pure tones under free-field listening conditions

BS 3383:1988, ISO 226:1987

Specification for normal equal-loudness level contours for pure tones under free-field listening conditions

Status : Withdrawn, Superseded   Published : February 1988 Replaced By : BS ISO 226:2003

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Specifies, for the condition of equal loudness and certain other stated conditions, relationships between sound pressure levels and frequencies of pure continuous tones. These are expressed by means of a bilinear equation for the preferred frequencies in the one-third octave series from 20 to 12500 Hz. A graphical illustration is included.




Standard NumberBS 3383:1988, ISO 226:1987
TitleSpecification for normal equal-loudness level contours for pure tones under free-field listening conditions
StatusWithdrawn, Superseded
Publication Date29 February 1988
Confirm Date15 July 1999
Withdrawn Date03 September 2003
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Replaced ByBS ISO 226:2003
ReplacesBS 3383:1961
International RelationshipsISO 226
Draft Superseded By84/53660 DC
DescriptorsEqual loudness level, Hearing (auditory perception), Audibility, Sound intensity, Audiofrequencies, Auditory threshold, Acoustic measurement, Equations, Acoustic properties and phenomena, Noise (environmental), Volume (sound), Acoustic waves
ICS17.140.01
Title in FrenchLignes isosoniques normales pour sons purs écoulés en champ libre. Spécifications
Title in GermanNormalkurven gleicher Lautstaerke fuer reine Toene unter Freifeld-Hoerbedingungen
CommitteeEH/1
ISBN0 580 16486 1
PublisherBSI
FormatA4
DeliveryNo
Pages16
File Size392.2 KB
Price£134.00


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