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| Position: Chinese Standard in English/GB 11453-1989 |
| GB 11453-1989 Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions (English Version) | |||
| Standard No.: | GB 11453-1989 | Status: | abolished remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 4000 words | Price(USD): | 120.0 remind me the price change |
| Implemented on: | 1990-4-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | GB 11453-1989 |
| English Name: | Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions |
| Chinese Name: | 模拟实际工作条件下的助听器性能测量方法 |
| Chinese Classification: | L31 Electroacoustic device |
| Professional Classification: | GB National Standard |
| 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| Superseded by: | GB/T 25102.8-2017 Electroacoustics-Hearing aids-Part 8:Methods of measurement of performance characteristics of hearing aids under simulated in situ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| Superseded on: | 2018-5-1 |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 |
| Language: | English |
| File Format: | |
| Word Count: | 4000 words |
| Price(USD): | 120.0 |
| Delivery: | via email in 1~3 business day |