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Historical Revision

BSI BS 3383:1961

Specification for normal equal-loudness level contours for pure tones under free-field listening conditions
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BSI BS 3383:1961

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

PUBLISH DATE 1961
BSI BS 3383:1961
Frequency range 20 to 15 000 c/s, under stated conditions, relations between sound pressure level and frequency for pure-tones of equal loudness, values for threshold of hearing. For otologically normal persons aged 18 to 25. Correction formulae for otologically normal persons up to 60 years.
SDO BSI: British Standards Institution
Document Number 3383
Publication Date May 19, 1961
Language en - English
Page Count
Revision Level
Supercedes
Committee EH/1
Publish Date Document Id Type View
Feb. 29, 1988 BS 3383:1988 Revision
May 19, 1961 BS 3383:1961 Revision