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Standard No. Title Price(USD) Delivery Status Add To Cart
GB/T 38121-2019 Protection against lightning—Thunderstorm warning systems 600 (USD) via email in 1-5 business day VALID
YD 5059-2005 Design Specification for Seismic Installation of Telecommunication Equipment 375 (USD) via email in 1-3 business day VALID
GB/T 14617.1-1993 Propagation characteristics in land mobile service and fixed service-Part 1: Propagation characteristics in land mobile service via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB 15160-1994 Land mobile communication system requirements using multi-channel access techniques without a central controller via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YD 5039-1997 Specifications on Environment Protection for Engineering Construction of Telecommunications 240 (USD) via email in 1 business day SUPERSEDED
GB/T 7400.12-1987 Broadcasting and television terminology; Television broadcasting; Test equipment and test techniques 60 (USD) via email in 1-3 business day ABOLISHED
GB 13615-1992 Electromagnetic environment protection requirements for earth stations via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 14733.6-2005 Terminology for telecommunication—Space radiocommunication via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 2900.68-2005 Electrotechnical terminology—Telecommunication networks,teletraffic and operation via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
QX 4-2000 Technical specifications for lightning protection at the meteorological offices (stations) 270 (USD) via email in 1 business day SUPERSEDED
YD 5060-1998 Drawings for Designing Anti-seismic Installation of Communication Equipment 1905 (USD) via email in 1-10 business day ABOLISHED
GB/T 16532-1996 Speech material library used DRT for articulation evaluation of communication equipments via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 14733.8-1993 Terminology for telecommunications-Telephony via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
YD 2011-1993 Specification on Lightning Discharges and Earthing Edsign for Microwave Stations 240 (USD) via email in 1-3 business day ABOLISHED
YD/T 1633-2007 Test Methods of Electromagnetic Compatibility on-Site via email in ABOLISHED please email coc@codeofchina.com for quotation
GB 13616-2009 Electromagnetic environment protection requirements for digital radio-relay stations 225 (USD) via email in 1-3 business day VALID
YD/T 950-2008 Technical requirements and test methods for protection against overvoltage and overcurrents on telecommunication switching equipment via email in VALID please email coc@codeofchina.com for quotation
GB 13617-1992 Electromagnetic environment requirements for shortwave radio receiving stations via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 37047-2018 Lightning density based on lightning location systems(LLS)—General principles 180 (USD) via email in 1-3 business day VALID
YDB 100-2012 Requirements of internet of things via email in VALID please email coc@codeofchina.com for quotation
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