DIN EN 60118-4 (2015-10)现行
Electroacoustics - Hearing Aids - Part 4: Induction-loop Systems For Hearing Aid Purposes - System Performance Requirements (iec 60118-4:2014)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
This standard is included in DIN Handbook 368 and DIN VDE HDBK 342/2.
Supersedes the DIN IEC 60118-4 and DIN IEC 29-341-CDV. (09/1999) DIN EN 60118-4 issue 08-2007 remains valid alongside this standard until 15-01-2018. (10/2015)
EN 60118-4:2015 - Identical
UNE EN 60118-4:2016 - Identical
BS EN 60118-4:2015 - Identical
NF EN 60118-4:2015 - Identical
