17.140.50 电声学 标准查询与下载
共找到 947 条与 电声学 相关的标准，共 64 页
Scales and sizes for plotting frequency characteristics and polar diagrams (IEC 60263:2020)
- ICS
- 17.140.50
- CCS
- 发布
- 2021-04-07
- 实施
- 2021-04-07
Electroacoustics - Simulators of human head and ear - Part 7: Head and torso simulator for the measurement of sound sources close to the ear (IEC 29/1073/CDV)
- ICS
- 17.140.50
- CCS
- 发布
- 2021-02-15
- 实施
- 2021-02-15
Ultrasonics. Transducers. Definitions and measurement methods regarding focusing for the transmitted fields
- ICS
- 17.140.50
- CCS
- 发布
- 2021-02-10
- 实施
- 2021-02-10
Amendment 2 - International Electrotechnical Vocabulary (IEV) - Part 801: Acoustics and electroacoustics
- ICS
- 17.140.50
- CCS
- 发布
- 2021-02-10
- 实施
Ultrasonics – Transducers – Definitions and measurement methods regarding focusing for the transmitted fields
- ICS
- 17.140.50
- CCS
- 发布
- 2021-02-10
- 实施
- 2021-02-10
Underwater acoustics -- Hydrophones -- Calibration of hydrophones -- Part 1: Procedures for free-field calibration of hydrophones (IEC 60565-1:2020)
- ICS
- 17.140.50
- CCS
- 发布
- 2021-02-08
- 实施
- 2021-02-08
Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration (IEC 60645-3:2020)
- ICS
- 17.140.50
- CCS
- 发布
- 2021-01-29
- 实施
- 2021-01-29
Hearing aids — Part 10: Guide to hearing aid standards
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 9: Methods of measurement of characteristics of hearing aids with bone vibrator output
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 1: Hearing aids with induction pick-up coil input
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 2: Hearing aids with automatic gain control circuits
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 12: Dimensions of electrical connector systems
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 3: Hearing aid equipment not entirely worn on the listene
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 1: Hearing aids with induction pick-up coil input
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 11: Symbols and other markings on hearing aids and related equipment
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 9: Methods of measurement of characteristics of hearing aids with bone vibrator output
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 5: Nipples for insert earphones
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 6: Characteristics of electrical input circuits for hearing aids
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
Hearing aids — Part 11: Symbols and other markings on hearing aids and related equipment
- ICS
- 17.140.50
- CCS
- 发布
- 2020-12-28
- 实施
