ANSI S12WG45
Working Group on Measurement of Occupational Noise Exposure from Telephone Equipment
Chair: ASA Standards
Scope: Development of standard method(s) for measuring occupational noise exposure from telephone handsets, headsets, and headphones. This work may result in either the revision of ANSI S12.19-1996 or the development of a new standard.
FTP LINK
Committee members may access the password protected part of the site here.