Acoustic Weighting Standards

Acoustic weighting filters in the NI Sound and Vibration Measurement Suite comply with different acoustic weighting standards depending on the type of filter.

Table 2. Acoustic Weighting Filter Standards
A- and C- Weighting Filters Radiocommunications Weighting Filters Telecommunications Weighting Filters
  • ANSI S1.4-1983
  • ANSI S1.42-2001
  • IEC 61672-1:2002
  • JIS C 1509-1:2005
  • ITU-R 468-4
  • JIS C 6102:1998
  • Dolby
  • ITU-T O.41
  • Bell System Technical Reference 41009