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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
Standard No. Title Price(USD) Delivery Status Add To Cart
GB/T 14198-1993 General specification for microphones via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 35784-2017 Audio visual equipments—Methods for the subjective assessment of small impairments in audio systems 480 (USD) via email in 1-5 business day VALID
GB/T 11318.7-1996 Equipments and components used in cabled distribution systems primarily intended for television and sound signals. Part 7: Grneric specifications for amplifier 60 (USD) via email in 1-3 business day
GB/T 14475-1993 Methods of measurement for horn loudspeakers via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 9398-1988 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 6278-2012 Simulated programme signal 80 (USD) via email in 1 business day VALID
YD/T 305-1983 240 (USD) via email in 1-3 business day ABOLISHED
GB/T 9397-1996 General specification for electrodynamic loudspeaker of direct radiator type via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 28048-2011 Code for acceptance of quality of sound reinforcement system of auditorium gymnasium and stadium 240 (USD) via email in 1-3 business day VALID
GB/T 12060.4-2012 Sound system equipment—Part 4:Methods of measurement for microphones 600 (USD) via email in 1-5 business day VALID
GB/T 14198-2012 General specification for microphones 300 (USD) via email in 1-3 business day VALID
GB/T 9402-1988 Minimum performance requirements on high fidelity microphones 60 (USD) via email in 1-3 business day VALID
GB 6660-1986 135 (USD) 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 660 (USD) via email in 1-5 business day VALID
SJ/T 11217-2000 General specification of surround audio amplifier for home theater 480 (USD) via email in 1 business day VALID
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