Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB 6661-1986 Nipples for insert earphones 45.0 via email in 1~3 business day valid
GB/T 6511-1986 Precision method for free-field calibration of U23. 77mm standard condenser microphones by the reciprocity technique 610.0 via email in 1~3 business day abolished
GB/T 12060.11-2012 Sound system equipment—Part 11:Application of connectors for the interconnection of sound system equipment 260.0 via email in 1~3 business day valid
GY/T 86-1993 General Technical Conditions for Analog Audio Disk Players via email in business day valid
WH/T 39-2009 Practice specification of loudspeaker components used in professional audio and sound reinforcement 210.0 via email in 1~3 business day valid
GB/T 14200-1993 performance requirements for high fidelity audio amplifiers 105.0 via email in 1~3 business day abolished
GB 12062-1989 Minimum performance requirements on high fidelity audio combination equipment 225.0 via email in 1~3 business day superseded
GB/T 15381-1994 Electrical and audio requirements for the conference systems 450.0 via email in 1~3 business day abolished
GB/T 12060.9-2011 Sound system equipment—Part 9:Methods of measurement for artificial reverberation,time delay and frequency shift equipment 210.0 via email in 1~3 business day valid
GB/T 4959-1995 Methods of measurement for the characteristics of sound reinforcement in auditoria 165.0 via email in 1~3 business day superseded
GB/T 14199-1993 General specification for pocket hearing aids 490.0 via email in 1~3 business day superseded
GB/T 12060-1989 Sound system equipment explanation of general terms and calculation methods 225.0 via email in 1~3 business day abolished
GB/T 12060.7-2013 Sound System Equipment - Part 7: Methods of Measurement on Headphones and Earphones 600.0 via email in 1~3 business day valid
GB 4959-1995 Methods of Measurement for the Characteristics of Sound Reinforce 90.0 via email in 1 business day valid
GB/T 25102.2-2010 Electroacoustics—Hearing aids—Part 2:Hearing aids with automatic gain control circuits 330.0 via email in 1~3 business day valid
GB/T 14198-2012 General specification for microphones 260.0 via email in 1~3 business day valid
GB/T 6449-1986 Methods of measurement on time delay and frequency shift equipment 105.0 via email in 1~3 business day abolished
GB/T 11318.8-1996 Equipments and components used in cabled distribution systems primarily intended for television and sound signals. Part 8: Generic specifications for trunk amplifiers 270.0 via email in 1~3 business day valid
GB/T 25102.100-2010 Electroacoustics—Hearing aids—Part 0:Measurement of electroacoustical characteriistics 300.0 via email in 1~3 business day valid
SJ/T 11217-2000 General specification of surround audio amplifier for home theater 480.0 via email in 1~5 business day valid
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