【国外标准】 Electroacoustics - Simulators of human head and ear - Part 4: Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts (IEC 29/620/CD:2006)
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2025-06-05
- DIN IEC 60318-4
- 废止
- 定价:
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适用范围:
暂无
标准号:
DIN IEC 60318-4
标准名称:
Electroacoustics - Simulators of human head and ear - Part 4: Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts (IEC 29/620/CD:2006)
英文名称:
标准状态:
废止-
发布日期:
2001-05-01 -
实施日期:
出版语种:
英语
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