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Chinese National Standard Category: Electroacoustic device |
English Title: | Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions |
Chinese Title: | 模拟实际工作条件下的助听器性能测量方法 |
Standard No.: | GB 11453-1989 |
Category No.: | L31 |
Issued by: | AQSIQ |
Issued on: | 1989-7-4 |
Implemented on: | 1990-4-1 |
Status: | abolished |
Superseded by: | GB/T 25102.8-2017 Electroacoustics-Hearing aids-Part 8:Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions |
Superseded on: | 2018-5-1 |
Abolished on: | 2018-05-01 |
Superseding: | |
Word Count: | 4000 words |
Similar Standards: | GB 11455-1989 GB 11453-1989 GB/T 11452-1989 GB/T 10240-1988 GB 6832-1986 GB 3661-1983 GB 3662-1983 |
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