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
Hearing aids－Part 0：Measurement of electroacoustical characteristics
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Hearing aids－Part 4：Magnetic field strength in audio－frequency induction loops for hearing aid purposes
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Hearing aids－Part 8：Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics－Sound level meters－Part 1：Specifications
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics－Sound level meters－Part 2：Pattern evaluation tests
- ICS
- 17.140.50
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- 发布
- 2017-08-29
- 实施
Electroacoustics — Octave-band and fractional-octave-band filters — Part 1: Specifications
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Simulators of human head and ear — Part 4: Occluded-ear simulator for the measurement of earphones coupled to the ear by means of ear inserts
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics ― Methods to determine corrections to obtain the free-field response of a sound level meter
- ICS
- 17.140.50
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- 发布
- 2017-08-29
- 实施
Electroacoustics — Audiometers — Part 3：Auditory test signals of short duration for audiometric and neuro-otological purposes
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacousitics — Instruments for the measurement of sound intensity — Measurement with pairs of pressure sensing microphones
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Audiometric equipment — Part 2: Equipment for speech audiometry
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Audiometers — Part 3：Auditory test signals of short duration for audiometric and neuro-otological purposes
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Measurement microphones — Part 8: Methods for determining the free-field sensitivity of working standard microphones by comparison
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics ― Simulators of human head and ear ― Part 7: Head and torso simulator for the measurement of hearing aids
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Measurement of real-ear acoustical performance characteristics of hearing aids
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Measurement microphones — Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Simulators of human head and ear — Part 5: 2 cm3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Audiometric equipment — Part 6: Instruments for the measurement of otoacoustic emissions
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
Electroacoustics — Audio-frequency induction loop systems for assisted hearing — Part 1: Methods of measuring and specifying the performance of system components
- ICS
- 17.140.50
- CCS
- 发布
- 2017-08-29
- 实施
