Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Title Standard No. Implemented On
The method of the subjective assessment of sound quality for the professional sound equipment used for performing artsWH/T 82-20192019-6-1
Electroacoustics—Hearing aids—Part 12:Dimensions of electrical connector systemsGB/T 25102.12-20182019-1-1
Audio visual equipments―Methods for the subjective assessment of small impairments in audio systemsGB/T 35784-20172018-7-1
Electroacoustics-Hearing aids-Part 8:Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditionsGB/T 25102.8-20172018-5-1
Electroacoustics-Hearing aids-Part 6:Characteristics of electrical input circuits for hearing aidsGB/T 25102.6-20172018-5-1
Methods of Measurement on Microphones and Earphones for Speech CommunicationsGB/T 15528-20132014-7-15
Sound System Equipment - Part 7: Methods of Measurement on Headphones and EarphonesGB/T 12060.7-20132014-7-15
General Specification for HeadphonesGB/T 14471-20132014-7-15
General Specification for Electrodynamic Loudspeaker of Direct Radiator TypeGB/T 9397-20132014-5-1
Sound system equipment—Part 4:Methods of measurement for microphonesGB/T 12060.4-20122013-6-1
General specification for microphonesGB/T 14198-20122013-6-1
Simulated programme signalGB/T 6278-20122013-6-1
Preferred matching values for the interconnections of audio,video and audiovisual systemsGB/T 14197-20122013-6-1
Sound system equipment—Part 11:Application of connectors for the interconnection of sound system equipmentGB/T 12060.11-20122013-6-1
Sound system equipment—Part 9:Methods of measurement for artificial reverberation,time delay and frequency shift equipmentGB/T 12060.9-20112012-5-1
Method of listening evaluation of sound reinforcement of auditorium gymnasium and stadiumGB/T 28047-20112012-2-1
Code for acceptance of quality of sound reinforcement system of auditorium gymnasium and stadium GB/T 28048-20112012-2-1
Code for sound reinforcement system design of auditorium,gymnasiums and stadium GB/T 28049-20112012-2-1
Methods of measurement for the characteristics of sound reinforcement in auditoriaGB/T 4959-20112012-2-1
Sound system equipment - Part 3: Methods of measurement on audio amplifiersGB/T 12060.3-20112012-2-1
Electroacoustics—Hearing aids—Part 2:Hearing aids with automatic gain control circuitsGB/T 25102.2-20102011-4-1
Electroacoustics - Hearing aids - Part13: Electromagnetic compatibility (EMC)GB/T 25102.13-20102011-4-1
Electroacoustics—Hearing aids—Part 0:Measurement of electroacoustical characteriisticsGB/T 25102.100-20102011-4-1
Electroacoustics—Hearing aids—Part 4:Induction loop systems for hearing aid purposes—Magnetic field strengthGB/T 25102.4-20102011-4-1
Electroacoustics - Hearing aids - Part 1:Hearing aids with induction pick-up coil inputGB/T 25102.1-20102011-4-1
Practice specification of loudspeaker components used in professional audio and sound reinforcementWH/T 39-20092009-6-1
General specification of surround audio amplifier for home theaterSJ/T 11217-20002000-3-20
Instruments for the measurement of sound intensity--Measurement with pairs of pressure sensing microphonesGB/T 17561-19981999-7-1
General specification for wireless microphone systemsGB/T 17276-19981998-1-2
General Technical Conditions for Analog Audio Disk PlayersGY/T 86-19931997-10-1
Equipments and components used in cabled distribution systems primarily intended for television and sound signals. Part 8: Generic specifications for trunk amplifiersGB/T 11318.8-19961997-5-1
Equipments and components used in cabled distribution systems primarily intended for television and sound signals. Part 7: Grneric specifications for amplifierGB/T 11318.7-19961997-5-1
Methods of Measurement for the Characteristics of Sound ReinforceGB 4959-19951996-3-1
Methods of measurement for the characteristics of sound reinforcement in auditoriaGB/T 4959-19951996-3-1
Electrical and audio requirements for the conference systemsGB/T 15381-19941995-8-1
Rules for the inspection of electrodynamic cone loudspeaker of direct radiate type for exportSN/T 0259-19931994-5-1
of measurement for horn loudspeakersGB/T 14475-19931994-2-1
specification for horn loudspeakersGB/T 14474-19931994-2-1
method for the objective estimating of speech intelligibility in auditoriaGB/T 14476-19931994-1-1
Phonograph needlesGY/T 87-19931993-12-1
General specification for pocket hearing aidsGB/T 14199-19931993-10-1
performance requirements for high fidelity audio amplifiersGB/T 14200-19931993-10-1
Minimm performance requirements on high fidelity head - PhonesGB/T 13581-19921993-5-1
Minimum performance requirements on high fidelity audio combination equipmentGB 12062-19891990-7-1
Sound system equipment explanation of general terms and calculation methodsGB/T 12060-19891990-7-1
Ratings for technical indices of broadcast mixer operationsGY/T 77-19891989-3-28
Minimum performance requirements on high fidelity microphonesGB/T 9402-19881988-11-1
Methods of measurement for the fundamental characteristics of mixing consoleGB/T 9003-19881988-10-1
Measurement of the performance characteristics of hearing aids for quality inspection for delivery purposesGB 7263-19871987-11-1
performance requirements and methods of measurement for high fidelity loudspeaker systemsGB/T 7313-19871987-11-1
Nipples for insert earphonesGB 6661-19861987-8-1
Measurement of electroacoustical characteristics of hearing aidsGB/T 6657-19861987-8-1
Methods of measurement on time delay and frequency shift equipmentGB/T 6449-19861987-5-1
Precision method for free-field calibration of U23. 77mm standard condenser microphones by the reciprocity techniqueGB/T 6511-19861987-5-1
The rule of type designation for circular connectors for radio and associated sound equipmentGB 5146-19851986-1-1
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