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YD/T 1464-2017 Test methods for optical fiber transceiver via email in VALID please email coc@codeofchina.com for quotation
YD/T 1258.5-2005 The series if indoor optical fibre cables Part5:Optical fibre ribbon cables (USD) via email in 1-3 business day ABOLISHED
YD/T 1689-2007 Technical Requirements and Test Methods for Mechanical Optical Switch via email in VALID please email coc@codeofchina.com for quotation
GB/T 7424.3-2003 Optical fibre cables—Part 3:Section specification—outdoor cables via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 7425.3-1987 (USD) via email in 1-3 business day ABOLISHED
GB/T 24365-2009 Testing methods of optoelectronic detector module for communication (USD) via email in 1-3 business day VALID
YD/T 1519-2006 Interoperability Specification and Test Measurement for VoIP Accessing Equipment based on MGCP via email in VALID please email coc@codeofchina.com for quotation
GB/T 21642.2-2008 The technical requirements for video conference system devices based on IP-based network - Part 2: Multipoint Processor (USD) via email in 1-3 business day VALID
GB/T 15972.53-2008 Specifications for optical fibre test methods - Part 53: Measurement methods and test procedures for environmental characteristics - Water immersion (USD) via email in 1-3 business day VALID
GB/T 24366-2009 Technical requirements of optoelectronic detector module for communication (USD) via email in 1-3 business day VALID
GB/T 15972-1995 Generic specification for optical fibres via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1258.3-2003 The series of indoor optical fibre cables part 3:dual-fibre optical cable (USD) via email in 1-3 business day ABOLISHED
GB/T 21645.9-2012 Technical requirements for automatically switched optical network (ASON)—Part 9:External network to network interface(E-NNI) (USD) via email in 1-10 business day VALID
GB/T 16712-2008 Characteristics of synchronous digital hierarchy (SDH) equipment functional blocks (USD) via email in 1-10 business day VALID
GB/T 15972.43-2008 Specifications for optical fibre test methods - Part 43: Measurement methods and test procedures for transmission and optical characteristics - Numerrical aperture (USD) via email in 1-3 business day VALID
GB/T 15118-1994 Technical requirement for digital line systems on optical fibre cables at 4×139264kbit/s via email in 1-3 business day please email coc@codeofchina.com for quotation
YD/T 925-2009 Optical Fibre Cable Terminal Case (USD) via email in 1-3 business day VALID
GB/T 13993.4-2002 The series of optical fibre cables for telecommunication--Part 4:Outdoor optical fibre cables for access networks via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YD/T 1272.4-2007 Optical Fiber Connector Part 4:Type FC (USD) via email in 1-3 business day ABOLISHED
YD/T 1354-2005 Techincal requirement and test method of optical interleaver (USD) via email in 1-3 business day VALID
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