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GB/T 29231-2012 Opto-electronic-opto transceiver of 650 nm 100 Mbit/s ethernet for plastic optical fiber transmission system 240 (USD) via email in 1-3 business day VALID
GB/T 28504.1-2012 Rare earth doped optical fibre—Part 1:Characteristics of double-cladding Ytterbium-doped optical fibre 180 (USD) via email in 1-3 business day VALID
YD/T 2005-2017 The technical specifications of optical transceivers for fiber channel via email in VALID please email coc@codeofchina.com for quotation
YD/T 3297-2017 Fire resistant optical fibre cables for telecommunication via email in VALID please email coc@codeofchina.com for quotation
YD/T 1437-2006 Digital distribution frame 285 (USD) via email in 1-3 business day ABOLISHED
YD/T 1258.4-2005 The series of indoor optical fibre cables Part4:Multi-fibre optical cables 285 (USD) via email in 1-3 business day ABOLISHED
GB/T 15972.48-2016 600 (USD) via email in 1-5 business day VALID
GB/T 21645.7-2010 Technical requirements for automatically switched optical network—Part 7:Automatic discovery 780 (USD) via email in 1-8 business day VALID
YD/T 770-1995 Networking requirement for optical cable communication direct transmission recovery systems 100 (USD) via email in 1 business day ABOLISHED
GB/T 21645.4-2010 Technical requirements for automatically switched optical network—Part 4:Technical specification of signalling 1620 (USD) via email in 1-10 business day VALID
YD/T 1688.3-2017 Technical specification of optical transceiver module for xPON Part 3:Optical transceiver module for GPON OLT/ONU via email in VALID please email coc@codeofchina.com for quotation
YD/T 1709-2007 Technical Requirements for Pseudo-Wire Emulation Edge-to-Edge via email in VALID please email coc@codeofchina.com for quotation
GB/T 38799-2020 Technical requirement for security of broadband customer network equipment based on public telecommunication network—Broadband customer gateway 180 (USD) via email in 1-3 business day TO BE VALID
YD/T 3249-2017 Optical fiber connector for wireless remote radio unit via email in VALID please email coc@codeofchina.com for quotation
YD/T 1529-2006 Technical conditions for optical fiber line auto switch Protection equipment 300 (USD) via email in 1-3 business day VALID
YD/T 988-2007 Cross Connecting Cabinet for Communication Optical Cable via email in ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1668-2007 Technical Specification for STM-64 optical fiber line system via email in VALID please email coc@codeofchina.com for quotation
YD/T 3287.1-2017 Test methods for interfaces in intelligent optical distribution network—Part 1:The interface between network equipement and intelligent management terminal via email in VALID please email coc@codeofchina.com for quotation
YD/T 1962-2009 Software Technical Requirements for 10Gbit/s and 40Gbit/s Transponder with Multiplex/Demultiplex via email in VALID please email coc@codeofchina.com for quotation
GB 11819-1989 General requirements for optical fibres via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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