Language:
    • Available Formats
    •  
    • Availability
    • Priced From ( in USD )
    • Printed Edition
    • Ships in 3-5 business days
    • $264.16
    • Add to Cart

Customers Who Bought This Also Bought

 

About This Item

 

Full Description

Values of sound pressure level corresponding to audiometric zero for monaural earphone listening to pure tones of certain stated frequencies, specified in terms of the sound pressure level set up in an artificial ear conforming to the requirements of BS 4669.

All current amendments available at time of purchase are included with the purchase of this document.
 

Document History

  1. BS EN ISO 389-1:2018


    Acoustics. Reference zero for the calibration of audiometric equipment-Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones

    • Most Recent
  2. BS EN ISO 389-1:2000


    Acoustics. Reference zero for the calibration of audiometric equipment-Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones

    • Historical Version
  3. BS EN ISO 389:1997


    Acoustics. Standard reference zero for the calibration of pure tone air conduction audiometers

    • Historical Version
  4. BS 2497-5:1988


    Standard reference zero for the calibration of pure tone air conduction audiometers-Specification for a standard reference zero using an acoustic coupler complying with BS 4668

    • Historical Version
  5. BS 2497-7:1988


    Standard reference zero for the calibration of pure tone air conduction audiometers-Specification for a standard reference zero at frequencies intermediate between those given in Parts 5 and 6 of BS 2497

    • Historical Version
  6. BS 2497-6:1988


    Acoustics. Reference zero for the calibration of audiometric equipment-Specification for a standard reference zero using an artificial ear complying with BS 4669

    • Historical Version
  7. BS 2497-3:1972

    👀 currently
    viewing


    Specification for a reference zero for the calibration of pure-tone audiometers-Data for a wide-band artificial ear complying with BS 4669

    • Historical Version
  8. BS 2497-2:1969


    Specification for a reference zero for the calibration of pure-tone audiometers-Data for certain earphones used in commercial practice

    • Historical Version
  9. BS 2497-1:1968


    Specification for a reference zero for the calibration of pure-tone audiometers-Data for earphone coupler combinations maintained at certain standardizing laboratories

    • Historical Version