THE BASES OF SOUND MEASUREMENT. STANDARD CURVES OF SIMILAR SOUND INTENSITY LEVEL

GRUNDLAGEN DER SCHALLMESSUNG. NORMALKURVEN GLEICHER LAUTSTAERKEPEGEL

A DIAGRAM ILLUSTRATES THE THRESHOLD OF AUDIBILITY AND THE CURVES OF IDENTICAL SOUND INTENSITY LEVELS FOR SINE WAVE NOTES IN A FREE-SOUND FIELD FOR PERSONS WITH HEARING IN BOTH EARS. A TABLE GIVES THE DIFFERENCE IN SOUND INTENSITY LEVEL IN RELATION TO THE FREQUENCY IN ORDER TO DIFFERENTIATE BETWEEN THE SAME SOUND LEVEL OF THE ACOUSTIC PRESSURE LEVEL IN A FREE ACOUSTIC FIELD FROM ONE IN A DIFFUSE ACOUSTIC FIELD. THE STANDARD CORRESPONDS WITH THE GERMAN STANDARD DIN 45630, SECTION 2, EDITION OF SEPTEMBER 1967. SEE ALSO IRRD ABSTRACT NO 306988 FOR PART 1 OF THE STANDARD.

  • Corporate Authors:

    FACHNORMENAUSSCHUSS "AKUSTIK"

    ,    
  • Publication Date: 1974-1-1

Language

  • German

Media Info

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Filing Info

  • Accession Number: 01301994
  • Record Type: Publication
  • Source Agency: Bundesanstalt für Straßenwesen (BASt)
  • Files: ITRD
  • Created Date: Nov 21 2010 8:28AM