2022-12-6 3.225.221.130
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Chinese National Standard List: Sound and electronic sound equipment

WH/T 82-2019 The method of the subjective assessment of sound quality for the professional sound equipment used for performing arts 
  Issued on: 2019-01-02   Price(USD): 424.0
GB/T 25102.12-2018 Electroacoustics—Hearing aids—Part 12:Dimensions of electrical connector systems 
  Issued on: 2018-06-07   Price(USD): 250.0
GB/T 35784-2017 Audio visual equipments―Methods for the subjective assessment of small impairments in audio systems 
  Issued on: 2017-11-29   Price(USD): 430.0
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 
  Issued on: 2017-11-01   Price(USD): 370.0
GB/T 25102.6-2017 Electroacoustics-Hearing aids-Part 6:Characteristics of electrical input circuits for hearing aids 
  Issued on: 2017-11-01   Price(USD): 80.0
GB/T 15528-2013 Methods of Measurement on Microphones and Earphones for Speech Communications 
  Issued on: 2013-12-31   Price(USD): 390.0
GB/T 12060.7-2013 Sound System Equipment - Part 7: Methods of Measurement on Headphones and Earphones 
  Issued on: 2013-12-31   Price(USD): 600.0
GB/T 14471-2013 General Specification for Headphones 
  Issued on: 2013-12-31   Price(USD): 120.0
GB/T 9397-2013 General Specification for Electrodynamic Loudspeaker of Direct Radiator Type 
  Issued on: 2013-11-12   Price(USD): 270.0
GB/T 12060.4-2012 Sound system equipment—Part 4:Methods of measurement for microphones 
  Issued on: 2012-12-31   Price(USD): 540.0
GB/T 14198-2012 General specification for microphones 
  Issued on: 2012-12-31   Price(USD): 270.0
GB/T 6278-2012 Simulated programme signal 
  Issued on: 2012-12-31   Price(USD): 80.0
GB/T 14197-2012 Preferred matching values for the interconnections of audio,video and audiovisual systems 
  Issued on: 2012-12-31   Price(USD): 330.0
GB/T 12060.11-2012 Sound system equipment—Part 11:Application of connectors for the interconnection of sound system equipment 
  Issued on: 2012-12-31   Price(USD): 270.0
GB/T 12060.9-2011 Sound system equipment—Part 9:Methods of measurement for artificial reverberation,time delay and frequency shift equipment 
  Issued on: 2011-12-30   Price(USD): 210.0
GB/T 28047-2011 Method of listening evaluation of sound reinforcement of auditorium gymnasium and stadium 
  Issued on: 2011-10-31   Price(USD): 300.0
GB/T 28048-2011 Code for acceptance of quality of sound reinforcement system of auditorium gymnasium and stadium  
  Issued on: 2011-10-31   Price(USD): 210.0
GB/T 28049-2011 Code for sound reinforcement system design of auditorium,gymnasiums and stadium  
  Issued on: 2011-10-31   Price(USD): 360.0
GB/T 4959-2011 Methods of measurement for the characteristics of sound reinforcement in auditoria 
  Issued on: 2011-10-31   Price(USD): 450.0
GB/T 12060.3-2011 Sound system equipment - Part 3: Methods of measurement on audio amplifiers 
  Issued on: 2011-10-31   Price(USD): 840.0
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