Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GYM 50001-1989 Methods of fleld strength measurenments for MF and HF broadcasting 60.0 via email in 1~3 business day valid
GY/T 220.1-2006 Mobile Multimedia Broadcasting Part 1:Framing Structure Channel Coding and Modulation for Broadcasting Channel 2490.0 via email in 1~10 business day valid
GB/T 20030-2005 Specification of equipment management system for HFC network 2130.0 via email in 1~3 business day valid
GY/T 145-2000 Specification for management of network element information model of broadcast and TV SDH backbone network 1650.0 via email in 1~10 business day valid
GB 50285-1998 Standard for protection distance from highway to AM, FM and TV rebroadcasting stations 90.0 via email in 1~3 business day valid
GY/T 165-2000 Specifications and measuring methods of digital transmit channel for master control system in TV center 75.0 via email in 1~3 business day valid
GY/T 204-2004 Specification of customer service for CATV 150.0 via email in 1~3 business day valid
GY/T 167-2000 Synchronizing reference signals for the component digital studio 60.0 via email in 1~3 business day valid
GY/Z 199-2004 Classification of audio - visual materials on broadcast television 525.0 via email in 1~3 business day valid
GB 11410-1989 Technical bases of HFBC coverage 240.0 via email in 1~3 business day valid
GY/T 210-2005 Technical specifications for open monitoring of MW and SW AM broadcasting quality 225.0 via email in 1~3 business day valid
GY/T 134-1998 The method for subjective assessment of the quality of digital television picture 150.0 via email in 1~3 business day valid
GB/T 28437-2012 Technical specifications of monitoring for digital terrestrial television broadcasting 270.0 via email in 1~3 business day valid
GB/T 15943-1995 Technical specification measuring method of broadcasting audio channel 165.0 via email in 1~3 business day valid
GY/T 168-2001 Specification of the format for audio date files in broadcasting -- The broadcast wave format (BWF) 405.0 via email in 1~5 business day valid
GY/T 220.3-2007 Mobile multimedia broadcasting-Part 3:Electronic service guide 420.0 via email in 1~5 business day valid
GY/T 4-1982 Transmission system for microwave relay circuits dedicated to broadcasting and television 90.0 via email in 1~3 business day valid
GY/T 156-2000 Digital audio parameters for studios 45.0 via email in 1~3 business day valid
GB/T 17307-1998 Assignment of the uses of insertion lines in the field blanking interval in television broadcasting 60.0 via email in 1~3 business day valid
GY/T 220.4-2007 Mobile multimedia broadcasting-Part 4:Emergency broadcasting 285.0 via email in 1~3 business day valid
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