Std

BS 3383:1961

Normal equal-loudness contours for pure tones and normal threshold of hearing under free-field listening conditions

standard by BSI Group , 05/19/1961

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Full Description

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.

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Product Details

Published:
05/19/1961
ISBN(s):
null
Product Code(s):
10061148
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Document History

  1. BS ISO 226:2023


    Acoustics. Normal equal-loudness-level contours

    • Most Recent

  2. BS ISO 226:2003


    Acoustics. Normal equal-loudness-level contours

    • Historical Version

  3. BS 3383:1988


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

    • Historical Version

  4. BS 3383:1961

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    Normal equal-loudness contours for pure tones and normal threshold of hearing under free-field listening conditions

    • Historical Version