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About This Item

 

Full Description

The purpose of this standard is to: 1) frequency is the cube root of two times the lowest. The establish the performance characteristics of a reference one-third octave bands used in this standard are defined in sound source, 2) define the acoustical calibration ANSI Standard S1.11. procedures, and 3) define the method for transfer of calibration from a primary to a secondary or working reference sound source. This standard applies to all reference sound sources used in conjunction with ARI sound rating standards and covers the one-third octave band frequency range from 50 to 10,000 Hz.
 

Document History

  1. AHRI 250-2013


    Performance and Calibration of Reference Sound Sources (AHRI)

    • Most Recent
  2. AHRI 250-2008


    Performance and Calibration of Reference Sound Sources

    • Historical Version
  3. AHRI 250-2001


    Performance and Calibration of Reference Sound Sources

    • Historical Version
  4. AHRI 250-99

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    Performance and Calibration of Reference Sound Sources

    • Historical Version