It is recommended that centres of excellence that have carried out biological calibration are approached for advice and implementation of a satisfactory procedure. It is recommended that expert help is sought if you are not familiar with the measurement of peak to peak equivalent values. A critical review of the role of neonatal screening in the detection of congenital hearing impairment. Auditory test signals of short duration for audiometric and neuro-otological purposes. IEC provisional reference coupler for the calibration of earphones used in audiometry.
Normal hearing thresholds for clicks.