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Std ID |
Description (Standard Title) |
Detail |
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YD/T 5217-2015
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Provisional Acceptance Specifications For Wireless Network of TD-LTE Digital Cellular Mobile Communication System Engineering
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YD/T 5217-2015
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YD/T 522-1992
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(Dust bags drum machine)
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YD/T 522-1992
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YD/T 5222-2015
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Design Specifications for Core Network of LTE digital Cellular Mobile Communication System Engineering
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YD/T 5222-2015
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YD/T 5223-2015
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Acceptance Specifications for Core Network of LTE Digital Cellular Mobile Communication System Engineering
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YD/T 5223-2015
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YD/T 5224-2015
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Design Specifications for Wireless Network of LTE FDD Digital Cellular Mobile Communication System Engineering
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YD/T 5224-2015
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YD/T 5225-2015
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Acceptance Specifications for Wireless Network of LTE FDD Digital Cellular Mobile Communication System Engineering
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YD/T 5225-2015
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YD/T 5226-2015
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Design Specifications for Local Multi-Service IP/MPLS Network Engineering
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YD/T 5226-2015
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YD/T 5227-2015
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Design Specifications for Equipment Installation of Cloud Computing Resource Pool System
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YD/T 5227-2015
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YD/T 5228-2015
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Fiber to the Home (FTTH)Engineering Construction operation procedures
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YD/T 5228-2015
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YD/T 5229-2015
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Supervision Specifications for Fiber To The Home Installation Engineering
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YD/T 5229-2015
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YD/T 5230-2016
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(Technical Specification for Mobile Communication Base Station Engineering)
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YD/T 5230-2016
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YD/T 5231-2016
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Acceptance Specifications for Local Multi-Service IP /MPLS Network Engineering
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YD/T 5231-2016
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YD/T 5234-2016
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Supervision Specifications for Wireless Network of LTE Digital Cellular Mobile Communication System Installation Engineering
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YD/T 5234-2016
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YD/T 525-1992
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General technical requirement for 22MHz (4380-channel) carrier communication system over standard 2. 6/9. 5mm coaxial cable pairs
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YD/T 525-1992
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YD/T 526-1992
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(1800 coaxial cable channel carrier communication remote power supply shelf technical conditions)
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YD/T 526-1992
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YD/T 527-1992
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(12-channel transistor agriculture cable carrier telephone equipment)
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YD/T 527-1992
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YD/T 528-1992
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Phase screened digital coaxial cables
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YD/T 528-1992
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YD/T 529-1992
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Phase screened digital coaxial cables
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YD/T 529-1992
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YD/T 530-1992
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high-frequency office symmetric copper-core, PE insulated, PVC sheathed cables
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YD/T 530-1992
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YD/T 531-1992
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PVC insulated, PVC sheathed, LF communication cables and wires Solid- or stranded-conductor, PVC insulated cables and wires for shielding-type equipment
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YD/T 531-1992
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YD/T 532-1992
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PVC insulated, PVC sheathed, LF communication cables and wires Signal cables for communication equipment and devices
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YD/T 532-1992
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YD/T 533-1992
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PVC insulated, PVC sheathed, LF communication cables and wires Solid-conductor, PVC insulated, PA sheathed office wirings
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YD/T 533-1992
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YD/T 534-1992
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PVC insulated, PVC sheathed, LF communication cables and wires Solid- or stranded-conductor, PVC insulated equipment wires
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YD/T 534-1992
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YD/T 535-1992
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PVC insulated, PVC sheathed, LF communication cables and wires Solid-conductor, PVC insulated office wirings
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YD/T 535-1992
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YD/T 538-1992
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Technical requirements for Alphabetic and Chinese-character teleprinters
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YD/T 538-1992
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YD/T 539-1992
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Fundamental parameters of synchronous data multiplexing scheme without envelope structure
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YD/T 539-1992
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YD/T 540-1992
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Graphic symbols used in circuit operation procedure diagram for electromechanical components of telephone exchanges
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YD/T 540-1992
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YD/T 542-1992
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Graphic symbols used in circuit operation procedure diagram for electromechanical components of telephone exchanges
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YD/T 542-1992
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YD/T 544-1992
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Main dimensions of telephone transmitters (microphones)
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YD/T 544-1992
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YD/T 545-1992
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Main dimensions of telephone receiver
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YD/T 545-1992
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YD/T 547-1992
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The specification and test methods for conference telephone tandem board
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YD/T 547-1992
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YD/T 548-1992
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The specification and test methods for conference telephone SET
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YD/T 548-1992
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YD/T 549-1992
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(A class sessions fax machine interworking telephone network)
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YD/T 549-1992
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YD/T 551-1992
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Document facsimile transmission(group1)in telephone network
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YD/T 551-1992
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YD/T 552-1992
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Test method of continuity attenuation distortion in communication network
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YD/T 552-1992
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YD/T 553-1992
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Specification for group translating equipment used on carrier systems
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YD/T 553-1992
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YD/T 554-1992
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Specification for channel translating equipment used on carrier systems
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YD/T 554-1992
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YD/T 555-1992
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Wall mail box
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YD/T 555-1992
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YD/T 556-1997
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Bill in five parts for international postal parcels
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YD/T 556-1997
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YD/T 557-1992
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The Xin-4 transposltion system for open-wire telecommunication lines
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YD/T 557-1992
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YD/T 558-1992
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The Xin-8 Transposltion system for open-wire telecommunication lines
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YD/T 558-1992
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YD/T 559-1992
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Sealing tests for pressurized waveguide components and assemblies
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YD/T 559-1992
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YD/T 560-1992
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The wire configurations on poles of open wire lines for toll telecommunications
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YD/T 560-1992
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YD/T 561-1992
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(Residential buildings newspaper boxes)
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YD/T 561-1992
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YD/T 562-1992
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General technical requirements and test methods For manual toll telephone switching equipment
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YD/T 562-1992
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YD/T 563-1992
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Technical requirements and test methods for toll connecting boards And special boards in manual toll telephone switching equipments
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YD/T 563-1992
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YD/T 564-1992
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Technical requirements and test methods for toll service boards (Toll recording boards, enquiry desks) In manual toll telephone switching equipments
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YD/T 564-1992
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YD/T 565-1992
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Technical requirements and test methods for service observation desks (Quality checking desks) in manual toll telephone switching equipments
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YD/T 565-1992
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YD/T 566-1992
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Technical requirements and test methods for monitordesks in manual toll telephone switching equipments
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YD/T 566-1992
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YD/T 567-1992
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Technical requirements and test methods for exchangers of operating services in manual toll telephone switching equipments
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YD/T 567-1992
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YD/T 568-1992
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Technical requirements and test methods for relays in manual toll telephone switching equipments
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YD/T 568-1992
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YD/T 569-1992
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Technical requirements and test methods for ringing, power sources, alarm and distribuing frame in manual toll telephone switching equipments
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YD/T 569-1992
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YD/T 570-1992
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(Newspapers fax test sample)
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YD/T 570-1992
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YD/T 573-1992
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Pillar box
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YD/T 573-1992
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YD/T 573-1997
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Pillar box
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YD/T 573-1997
|
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YD/T 574-1992
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Post and Telegraph date stamp
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YD/T 574-1992
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YD/T 574-1997
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Specifications for date-stamps of post and telecommunication
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YD/T 574-1997
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YD/T 575-1992
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Lead Charaters for Post and Telegraph Date-stamp
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YD/T 575-1992
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YD/T 577-1992
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Jack and Plug For Indoor Telephone
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YD/T 577-1992
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YD/T 579-1992
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(Chinese Industry Standard)
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YD/T 579-1992
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YD/T 579-1997
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The specifications for coin box telephone set
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YD/T 579-1997
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YD/T 580-1992
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The Technology of Wire-Wrapping
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YD/T 580-1992
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YD/T 581-1992
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(LB-III type chain plate machine)
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YD/T 581-1992
|
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YD/T 581-1997
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Metal button seal
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YD/T 581-1997
|
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YD/T 582-1992
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(Push twisted link chain hanging machine)
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YD/T 582-1992
|
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YD/T 584-1992
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Metal button seal
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YD/T 584-1992
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YD/T 585-1992
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(Chinese Industry Standard)
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YD/T 585-1992
|
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YD/T 585-1999
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Distribution equipment for telecommunications
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YD/T 585-1999
|
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YD/T 585-2010
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Distribution equipment for telecommunications
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YD/T 585-2010
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YD/T 587-1992
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Test method for technical parameters for networking of telegraph terminal equipment
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YD/T 587-1992
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YD/T 588-1992
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(Telephone line modem audio transmission impairments ability to withstand the basic requirements)
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YD/T 588-1992
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YD/T 588-1996
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Basic requirement for ability of telephone online audio modem to withstand transmission impairments
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YD/T 588-1996
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YD/T 589-1992
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(Telephone network facsimile apparatus transmission impairments ability to withstand the basic requirements)
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YD/T 589-1992
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YD/T 589-1996
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(Telephone network facsimile apparatus transmission impairments ability to withstand the basic requirements)
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YD/T 589-1996
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YD/T 589-2006
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Basic Requirement of Transmission Impairment Tolerance for Group 3 Document Facsimile on the Telephone Network
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YD/T 589-2006
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YD/T 590.1-1992
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(Communication cables plastic jacket joint - Part 1: General technical conditions)
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YD/T 590.1-1992
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YD/T 590.1-2005
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Plastic jacket joint closure fot telecommunication cable Part 1: General specification
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YD/T 590.1-2005
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YD/T 590.2-1992
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(Communication cables plastic jacket joint Part 2: Heat-shrinkable sleeve)
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YD/T 590.2-1992
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YD/T 590.2-2005
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Plastic jacket joint closure fot telecommunication cable. Part 2: Heat shrinkable joint closure
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YD/T 590.2-2005
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YD/T 590.3-1992
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(Communication cables plastic jacket joint Part 3: Injection welded casing)
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YD/T 590.3-1992
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YD/T 590.3-2005
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Plastic jacket joint closure fot telecommunication cable. Part 3: Plastic injection joint closure
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YD/T 590.3-2005
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YD/T 590.4-2005
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Plastic jacket joint closure fot telecommunication cable. Part 4: Assembly joint closure
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YD/T 590.4-2005
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YD/T 590.5-2005
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Plastic jacket joint closure fot telecommunication cable. Part 5: Aeriferous assembly joint closure
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YD/T 590.5-2005
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YD/T 591-1992
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(General technical conditions of laser imagesetter)
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YD/T 591-1992
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YD/T 592-1992
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Test method for wavelength dispersion of mono-mode optical fiber - interference method
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YD/T 592-1992
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YD/T 593-1992
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Characteristics of dispersion shift mono-mode optical fiber at 1550nm band
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YD/T 593-1992
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YD/T 594-1992
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Characteristics of dispersion shift mono-mode optical fiber at 1550nm band
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YD/T 594-1992
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YD/T 594-1998
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Specifications for secondary parcel sorting machines
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YD/T 594-1998
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YD/T 595-1992
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Technical requirement of D2-MAC/Packet color TV signals transmitted though domestic satellite communication network
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YD/T 595-1992
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YD/T 596-1992
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Technical conditions of white noise test sets
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YD/T 596-1992
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YD/T 597-1992
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Technical conditions of 64kbit/s error code analyzers
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YD/T 597-1992
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YD/T 598-1992
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Technical conditions of mono-mode optical fiber time-domain reflectoscopes
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YD/T 598-1992
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YD/T 599-1992
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Technical conditions of mono-mode optical fiber time-domain reflectoscopes
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YD/T 599-1992
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YD/T 601-1992
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(Parcel acceptance of electronic scales)
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YD/T 601-1992
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YD/T 602-1992
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(Letter stamp machine too)
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YD/T 602-1992
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YD/T 603-1996
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Technical requirement for networking of subscriber loop optical fiber transmission system operating at 8448kbit/s
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YD/T 603-1996
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YD/T 607-1992
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(Crossbar telephone exchange relay life test method used)
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YD/T 607-1992
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YD/T 608-1992
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(Crossbar switch life test method)
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YD/T 608-1992
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YD/T 609-1993
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limit values for establishment and adjustment of telephone D/A hybrid circuit
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YD/T 609-1993
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YD/T 611-1993
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Communication cable distribution box
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YD/T 611-1993
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