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Standard No. Title Price(USD) Delivery Status Add To Cart
YD/T 344-1990 Requirements for PABXs access to public telephone switching network 570 (USD) via email in 1-5 business day VALID
YD/T 1321.1-2004 Technical conditions of the transponder with multiplex/demultiplex functions Part 1:2.5Gbit/s transponder 315 (USD) via email in 1-3 business day VALID
YDC 025-2003 Test Specification for 800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network : Packet Data Equipment Part 2115 (USD) via email in 1-10 business day VALID
YD/T 1724.3-2007 Technical Requirement for 2GHz TD-SCDMA Digital Cellular Mobile Communication Network:HSDPA Iub Interface Part 3:Signalling Transport via email in VALID please email coc@codeofchina.com for quotation
YD/T 1096-2001 Technical Specification for Low End Router Equipment 780 (USD) via email in 1-8 business day VALID
YD/T 1154-2001 Performance requirements and test methods of Erbium-Doped Fiber-Amplifier for Single-channel applications 225 (USD) via email in 1-3 business day ABOLISHED
YD/T 2659-2013 Test method for Internet monitoring system in interconnection and interworking control center of national communications network 1030 (USD) via email in 1 business day VALID
YD/T 1040.1-2000 630 (USD) via email in 1-5 business day ABOLISHED
YD/T 1598-2007 Technical Requirements for 2GHz cdma2000 Digital Cellular Mobile Communication Network Mobile Multimedia E-mail Service System via email in VALID please email coc@codeofchina.com for quotation
YDB 148-2014 Framework for knowledge base in an Internet public opinion monitoring system via email in VALID please email coc@codeofchina.com for quotation
YD/T 1897-2009 Technical requirements of Internet Key Exchange Protocol (IKEv2) via email in VALID please email coc@codeofchina.com for quotation
YD/T 1817-2008 DC Remote Feeding Power System for Telecommunication Equipment 285 (USD) via email in 1-3 business day ABOLISHED
YD/T 2886-2015 via email in VALID please email coc@codeofchina.com for quotation
YD/T 1095-2000 Uninterruptible Power Systems for Communications 255 (USD) via email in 1-3 business day ABOLISHED
YDN 030.2-1997 90 (USD) via email in 1-3 business day VALID
YD/T 1595.1-2007 Requirements and Measurement Methods of Electromagnetic Compatibility for 2GHz WCDMA Digital Cellular Mobile Communication System Part 1:User Equipment and Ancillary Equipment via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1245-2002 Electronic commercial application level protocol under mobile environment (non shopping type) 525 (USD) via email in 1-5 business day VALID
YD/T 1312.6-2004 Requirements and measurement methods of electromagnetic compatibility for radio communication equipment Part 6:available amateur radio equipment 270 (USD) via email in 1-3 business day VALID
YD/T 206.29-1997 Iron Pieces for Overhead Communication Lines - Cable Distribution Box Stations 210 (USD) via email in 1 business day VALID
YD/T 1526.3-2009 Technical specifications of single fiber Bi-Directional Triplexer optical transceiver for access network Part3:single fiber Bi-Directional Triplexer optical transceiver for GPON ONU via email in VALID please email coc@codeofchina.com for quotation
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