IEC 61669 Amd.1 Ed. 2.0 b:2025
IEC 61669 Amd.1 Ed. 2.0 b:2025 Amendment 1 - Electroacoustics - Measurement of real-ear acoustical performance characteristics of hearing aids
Amendment byInternational Electrotechnical Commission , 01/01/2025
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AS/NZS ISO 7176.26:2011
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