UNI EN ISO 389-6 : 2007

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Specifications
Annex A (informative) Information on the correction values
                      for hearing threshold levels with
                      different repetition rates and using
                      head and torso measurements
Annex B (informative) Head and torso measurements on clicks
Annex C (informative) Notes on the derivation of the reference
                      hearing threshold levels for clicks and
                      tone-bursts
Bibliography

Defines reference hearing threshold levels for tests signals of short duration applicable to the calibration of audiometric equipment where such signals are used.