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Chinese National Standard Category: Acoustic Measurement

English Title: Acoustics-Reference zero for the calibration of audiometric equipment-Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators
Chinese Title: 声学 校准测听设备的基准零级 第3部分 骨振器纯音基准等效阈力级
Standard No.: GB/T 4854.3-1998
Category No.: A59
Issued by: State Technical Supervision Bureau
Issued on: 1998-03-18
Implemented on: 1998-10-1
Status: superseded
Superseded by:GB/T 4854.3-2022 Acoustics—Reference zero for the calibration of audiometric equipment—Part 3:Reference equivalent threshold vibratory force levels for pure tones and bone vibrators
Superseded on:2022-10-1
Abolished on:
Superseding:GB 11669-1989
Word Count:6000 words
Similar Standards: GB/T 19889.10-2006   GB/T 19889.1-2005   GB/T 19889.7-2005   GB/T 19889.6-2005   GB/T 6881-2023   GB/T 3785.2-2023   GB/T 42559-2023   GB/T 42553-2023   GB/T 3785.1-2023   GB/T 42473-2023   GB/T 19889.7-2022   GB/T 3222.1-2022   GB/T 41283.1-2022   GB/T 19889.2-2022   GB/T 17248.1-2022   GB/Z 38251-2019   GB/T 20441.2-2018   GB/T 3785.3-2018   GB/T 7341.5-2018   GB/T 17248.5-2018  
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