Section HAS 4.03 - Equipment used to measure hearing(1) Pure tone audiometry must be conducted with a pure tone audiometer which conforms to the American National Standards Institute, Standard ANSI S3.6 2018 approved September 20, 2018. Such audiometer shall be capable of generating a minimum of 9 discrete frequencies, ranging from 250 Hz through 8 KHz (250, 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, 8000 Hz). Output levels over the frequency range shall conform to standard ANSI S3.6 specified above. Note: A copy of Standard ANSI S3.6 may be obtained from the American National Standards Institute website at www.ANSI.org. A copy of the Standard is on file at the Legislative Reference Bureau.
(2) A masking source shall be either available within, or capable of being attached to, the audiometer. The masking source shall have one of the following: (a) White noise capability.(b) Speech noise capability.(c) Narrow band noise and white noise or narrow band noise and speech noise capability.(3) Audiometric equipment used in the evaluation of hearing sensitivity for the fitting and sale of hearing instruments shall be calibrated not less than once every 12 months.Wis. Admin. Code Hearing and Speech Examining Board HAS 4.03
Cr. Register, March, 1975, No. 231, eff. 4-1-75; am. Register, July, 1992, No. 439, eff. 8-1-92; am. Register, July, 1993, No. 451, eff. 8-1-93; renum. HAS 4.03 to be 4.03 (1), cr. (2) and (3), Register, July, 1997, No. 499, eff. 8-1-97; am. (1), Register, July, 1998, No. 511, eff. 8-1-98.Amended by, CR 22-059: am. (1) Register February 2024 No. 819, eff. 4/1/2024