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Position: Search valid to be valid superseded to be superseded abolished to be abolished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/T 9400-1988 Dimensions of director radiator loudspeaker $180.00 via email in 1~3 business day abolished
GB/T 9402-1988 Minimum performance requirements on high fidelity microphones $84.00 via email in 1~3 business day valid
GB/T 9412-1988 Modems for data transmission at 48 kilobits per second using 60~108 kHz group band circuits $100.00 via email in 1~3 business day valid
GB/T 9413-1988 Methods of measurement of midems for wide band using 60~108 kHz group band circuits $160.00 via email in 1~3 business day valid
GB/Z 19871-2005 Digital television broadcast receivers—Electromagnetic compatibility—Request and methods of measurement $330.00 via email in 1~3 business day abolished
GBJ 115-1987 Code for design of close circuit televsion system $784.00 via email in 1~3 business day abolished
GBJ 142-1990 for protective space between medium and short wave radio emission stations and cablecarrier communication systems $120.00 via email in 1~3 business day abolished
GBJ 143-1990 space needed for prevention of radio interference to TV transpos $120.00 via email in 1~3 business day superseded
GY 21-1984 Technical safety regulations on rural wire radioing $360.00 via email in 1~3 business day abolished
GY 5013-2005 Code for radio television engineering surveying $420.00 via email in 1~3 business day valid
GY 5022-2007 Specifications for measurement of reverberation time in broadcasting studios (television studios) $270.00 via email in 1~3 business day valid
GY 5045-2006 Code for design of TV studio lighting system $360.00 via email in 1~3 business day valid
GY 5055-2008 Specifications for the construction and acceptance of acoustic irradiation, conference system installation engineering $420.00 via email in 1~3 business day valid
GY 5056-2005 The equipment installation standard for medium wave broadcast transmitting station $310.00 via email in 1~3 business day valid
GY 5057-2006 Code for construcion and acceptance of MW & SW broadcasting antenna and feeder system $480.00 via email in 1~3 business day superseded
GY 5068-2001 Standard for ive site of FM and TV transmitting station $390.00 via email in 1~3 business day valid
GY 5069-2001 Standard for selective site of MW and SW transmitting station $210.00 via email in 1~3 business day superseded
GY 5072-2005 Construction standards and technical demand for remote monitoring station of terrestrial broadcast $240.00 via email in 1~3 business day superseded
GY 5073-2005 Code for construction and acceptance of CATV network engineering $450.00 via email in 1~3 business day valid
GY 5074-2005 Construction standard of the network managemet center for cable broadcasting and television net $570.00 via email in 1~3 business day valid
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