N65 声学仪器与测震仪 标准查询与下载

BS 6955-12:1994 振动和冲击传感器的校准 横向冲击敏感性试验方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for transverse shock sensitivity testing. It applies to rectilinear accelerometers of the strain gauge, piezoresistive and piezoelectric type. This part of ISO 5347 is applicable for a time range from 0,01 ms to 10 ms and a dynamic range from 100 m/s to 10 m/s. The limits of uncertainty applicable are ± 20 % of reading.

Calibration of vibration and shock pick-ups. Method of test for transverse shock sensitivity

BS 6955-10:1994 振动和冲击传感器的校准 高冲击力初步校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for primary high impact shock calibration of ac-celerometers. It applies to rectilinear accelerometers, mainly of the piezoelectric and piezoresistive type, to primary standards and working accelerometers. This part of ISO 5347 is applicable for a time range from 10 μs to 100 μs and a dynamic range from 10 m/s to 10 m/s. The limit of uncertainty applicable is ±10 % of read-ing.

Calibration of vibration and shock pick-ups. Method for primary calibration by high impact shocks

BS 6955-9:1994 振动和冲击传感器的校准.采用相角比较法对次振动的校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for comparison phase angle vibration calibration. It applies to rectilinear and working pick-ups. The limits of uncertainty applicable are ±3 % of reading.

Calibration of vibration and shock pick-ups - Method for secondary vibration calibration by comparison of phase angles

BS 6955-8:1994 振动和冲击传感器的校准 双离心机初步校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for primary calibration of accelerometers using centrifuge calibration. It applies to all types of rectilinear accelerometers, primary standards and working pick-ups. This part of ISO 5347 is applicable for a frequency range from 0,7 Hz to 10 Hz and a dynamic range from 10 m/s to 100 m/s. The limits of uncertainty applicable are ± 2 % of reading.

Calibration of vibration and shock pick-ups. Method for primary calibration by dual centrifuge

BS 6955-7:1994 振动和冲击传感器的校准 离心机初级校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for primary calibration of accelerometers using centrifuge calibration. This part of ISO 5347 applies to rectilinear acceler-ometers with zero-frequency response, mainly of the strain gauge or piezoresistive type, and to primary standard and working pick-ups. It is applicable for a calibration range from 10 m/s to 1 000 m/s (higher accelerations possible) at 0 Hz. The limits of uncertainty applicable are ± 1 % of reading.

Calibration of vibration and shock pick-ups. Methods for primary calibration by centrifuge

BS 6955-6:1994 振动和冲击传感器的校准.低频条件下对主振动的校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for primary calibration of accelerometers at low frequencies. It applies to all kinds of pick-ups. This part of ISO 5347 is applicable for a frequency range from 0,5 Hz to 20 Hz and a dynamic range from 1 m/s to 200 m/s (frequency-dependent) and from 0,5 mm to 1 000 mm. The limits of uncertainty applicable are ±0,5 % of reading.

Calibration of vibration and shock pick-ups - Method for primary vibration calibration at low frequencies

BS 6955-5:1994 振动和冲击传感器的校准.通过地球引力作用的校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for primary calibration of accelerometers using Earth's gravitation. This part of ISO 5347 applies to rectilinear acceler-ometers with zero-frequency response, mainly of the straingauge or piezoresistive type, to servopick-ups, and to primary standard and working pick-ups. It is applicable for ±local Earth's gravitation at 0 Hz. The limit of uncertainty applicable is ±0,01 m/s.

Calibration of vibration and shock pick-ups - Method for calibration by earth's gravitation

BS 6955-2:1994 振动和冲击传感器的校准.采用轻切削法对主冲击的校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for primary shock calibration of accelerometers by light cutting. It applies to rectilinear accelerometers of the strain gauge, piezoresistive and piezoelectric types and to primary standards. This part of ISO 5347 is applicable for a time range from 0,1 m/s to 10 m/s and a dynamic range from 100m/s to 10m/s. The limits of uncertainty applicable are ±3 % of the reading.

Calibration of vibration and shock pick-ups - Methods for primary shock calibration by light cutting

BS 6955-1:1994 振动和冲击传感器的校准 激光干涉法初级振动校准方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for primary calibration of rectilinear accele-rometers using laser interferometry for dynamic dis-placement measurements. It is applicable for a frequency range from 20 Hz to 5 000 Hz and a dynamic range from 10 m/s to 1 000 m/s (frequency-dependent). The limits of uncertainty applicable are as follows: ±0,5 % of reading at reference frequency (160 Hz or 80 Hz) and reference amplitude (100 m/s or 10 m/s) and reference amplifier gain setting; ±1 % of reading for frequencies ≤ 1 000 Hz; ±2 % of reading for frequencies > 1 000 Hz.

Calibration of vibration and shock pick-ups. Methods for primary vibration calibration by laser interferometry

BS EN 61101:1994 在0.5MHz-15MHz频率范围使用的平面扫描技术水珍器绝对校正规范

Provides a technique for the calibration of a hydrophone by means of a transducer of known output power.

Specification for absolute calibration of hydrophones using the planar scanning technique in the frequency range 0,5 MHz to 15 MHz

BS 6955-13:1994 振动和冲击传感器的校准 基础应变灵敏度测试方法

ISO 5347 comprises a series of documents dealing with methods for the calibration of vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi-cations for the instrumentation and procedure to be used for base strain sensitivity testing. It applies to rectilinear accelerometers, mainly of the piezoelectric type. This part of ISO 5347 is applicable for the following parameters: a) Reference values: — pick-up base radius of curvature: 25 m — base strain: 2,5 × 10 b) Check values: — radius of curvature 62,5 m, strain of base 1 × 10 — radius of curvature 12,5 m, strain of base 5×10

Calibration of vibration and shock pick-ups. Method of test for base strain sensitivity

NF S31-063:1994 声学.第063部分:由通风机辐射到导管的声功率测定,引入法

Acoustics. Determination of sound power radiated into a duct by fans. In-duct method.

NF C97-902:1994 使用0.5MHz至15MHz频率范围的水下扩音器对超声场进行的测量和特征显示

Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0.5 MHzto 15 MHz.

BS EN 61252:1997 电声学.专用测声表规范

Meters to measure sound exposure as the time integral of the square of the instantaneous A-frequency-weighted sound pressure.

Electroacoustics - Specifications for personal sound exposure meters

GOST 8.038-1994 ГСИ.对于2Hz～100kHz 频率范围内的空气介质中的声压测量器具的国家检定系统

Настоящий стандарт распространяется на государственную поверочную схему для средств измерении звукового давления в воздушной среде в ди

State system for ensuring the uniformity of measurements. State verification schedule for means measuring the airborne sound pressure in the frequencys range 2 Hr -100 kHr

IEC 61043:1993 电声学 声强测量仪 压强传声器配对的测量

The primary purpose is to ensure the accuracy of measurements of sound intensity applied to the determination of sound power in accordance with ISO 9614-1. Specifies performance requirements for instruments used for the measurement of sound intensity, an

Electroacoustics; instruments for the measurement of sound intensity; measurement with pairs of pressure sensing microphones

IEC 60645-2:1993 测听计 第2部分:语音测听装置

Specifies requirements for audiometers or parts thereof designed to provide a means of presenting speech sounds to a subject in a standardized manner, e.g. for the measurement of speech recognition. The purpose is to ensure that tests of hearing using sp

Audiometers; part 2: equipment for speech audiometry

NF S31-003:1993 声学.混响室的吸音测量

Acoustics. Measurement of sound absorption in a reverberation room.

IEC 60804/AMD2:1993 第2次修改

Integrating-averaging sound level meters; amendment 2

IEC 60651/AMD1:1993 第1次修改

Sound level meters; amendment 1