00723nam a22001337a 4500 16219 16219 IEC 60118-7:2005-Electroacoustics - Hearing aids - Part 7 : Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes 2.0 Geneva : International Electrotechnical Commission, 2005. 45 p. Gives recommendations for the measurement of the performance characteristics of air-conduction hearing aids of a particular model for production, supply and delivery quality assurance purposes. The manufacturer will normally assign nominal values. Electroacoustics Hearing aids ST 0 0 0 0 AIISH AIISH 2020-06-22 0 ST005 2020-06-22 00:00:00 2020-06-22 ST