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Standard No. Title Price(USD) Delivery Status Add To Cart
YD/T 1479-2006 Technical Requirements and Testing Methods of Primary Reference Clock Equipment 330 (USD) via email in 1-3 business day VALID
YD/T 1536.1-2006 Requirements and Messagement Methods of Electromagnetic Information Security for Telecommunications Equipment Part 1:Information Leakage of Electromagnetic Radiation 165 (USD) via email in 1-3 business day ABOLISHED
GB/T 29234-2012 Security technical requirements for broadband customer network based on telecommunication network 300 (USD) via email in 1-3 business day VALID
YD/T 1523-2006 Testing Methods to Session Initiation Protocol Server via email in VALID please email coc@codeofchina.com for quotation
YD/T 1417-2005 Testing methods for access network equipment-Signle pair High-bit-rate Digital Subscriber Line (SHDSL) 360 (USD) via email in 1-3 business day VALID
T/ITS 0027-2015 Data bus interface communication specification for intelligent service terminal of urban bus and trolleybus via email in VALID please email coc@codeofchina.com for quotation
YD/T 1924-2009 The Requirements for SIP-Based IP User Terminal Device via email in VALID please email coc@codeofchina.com for quotation
YD/T 1350.2-2005 Technical specification of Wavelength Division Multiplexing (WDM) system network management interface Part2: the genertic information model part 975 (USD) via email in 1-8 business day VALID
YD/T 2020-2009 Technical requirement for subscriber database (SDB) of PSTN via email in VALID please email coc@codeofchina.com for quotation
YD/T 1925-2009 The Requirements for H.248-Based IP User Terminal Device via email in VALID please email coc@codeofchina.com for quotation
YD/T 1922-2009 The Requirements for H.323-Based IP user Terminal Device via email in VALID please email coc@codeofchina.com for quotation
T/ITS 0026-2015 Data communication protocol between intelligent service terminal and control center of urban bus and trolleybus via email in VALID please email coc@codeofchina.com for quotation
YD 524-1992 165 (USD) via email in 1-3 business day
YD/T 1350.1-2005 Technical specification of Wavelength Division Multiplexing (WDM) system network management interface Part1: interface function part 255 (USD) via email in 1-3 business day VALID
T/ITS 0023-2015 Road traffic information service Spatial data requirement for public - transport hub transfer via email in VALID please email coc@codeofchina.com for quotation
YD/T 1446-2006 Testing Methods for Media Gateway-ATM Trunk Media Gateway 1755 (USD) via email in 1-10 business day VALID
YD/T 1313-2008 Generic Distributon Cabinet for Broadband Access 285 (USD) via email in 1-3 business day VALID
YD/T 1923-2009 The Requirements for MGCP-Based IP User Terminal Device via email in VALID please email coc@codeofchina.com for quotation
YD/T 1092-2004 Telecommunication cable--Foamed polyethylene dielectric Corrugated copper-tube outer conductor 50 Ohm radio frequency coaxial cable For wireless communications 270 (USD) via email in 1-3 business day ABOLISHED
YD/T 1319-2004 Telecommunication cable-Foamed polyethylene dielectric braided outer conductor 50 ohm radio frequency coaxial cable for wireless telecommunication 225 (USD) via email in 1-3 business day ABOLISHED
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