
Hearing aids. Methods for measurement of electroacoustical characteristics of hearing aid equipment not entirely worn on the listener
出版:British Standards Institution

專家解讀視頻
Describes methods of determining the overall performance and also the measurement of certain parameters including frequency response, air-to-air gain, acoustic output, internal noise, etc.
? British Standards Institution 2013
Replaces notes:
Replaces BS 6083:Part 3:1981.
IEC 60118-3 Ed. 2.0 - Equivalent