2025-12-21 10.8.118.215
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
YD/T 527-1992 Specification for 12-channel transistorized carrier telephone equipment on an agricultural wire 130.0 via email in 1~3 business day valid,,1992-11-1
YD/T 525-1992 General technical requirements of standard 2.6/9.5mm coaxial line for 22MHz(4380 channels) carrier communication system 130.0 via email in 1~3 business day abolished2009-12-01,,1992-11-1
GB/T 13169-1991 General specification for 4MHz (960ch) carrier systems on standardized 1.2/4.4mm coaxial cable pairs 120.0 via email in 1~3 business day abolished2017-12-15,,1992-5-1
GB/T 13168-1991 General specification for 8MHz (1800ch) carrier systems on standardized 2.6/9.5mm coaxial cable pairs 120.0 via email in 1~3 business day abolished2017-12-15,,1992-5-1
GB/T 13038-1991 Products packaging of carrier telephone equipment 250.0 via email in 1~3 business day abolished2005-10-14,,1992-4-1
GB/T 13136-1991 Specifications for the local subscriber loop carrier equipment 210.0 via email in 1~3 business day abolished2005-10-14,,1992-4-1
GB/T 13137-1991 Specification for 12-channel telephone carrier terminal equipment used on the symmetric pains of 2.6/9.5mm coaxial cable 180.0 via email in 1~3 business day abolished2017-12-15,,1992-4-1
GB/T 13429-1992 Measurement methods for 120-channel submarine coaxial cable carrier telephone equipment 330.0 via email in 1~3 business day abolished2017-12-15,,1992-1-2
GB/T 13425-1992 Measurement for 24-channels submarine coaxial cable carrier telephone equipment 660.0 via email in 1~3 business day abolished2017-12-15,,1992-1-2
GB/T 13431-1992 Performance requirements for 120 - channel submarine coaxial cable carrier telephone equipment 150.0 via email in 1~3 business day abolished2017-12-15,,1992-1-2
GB/T 13430-1992 Performance requirements for 24-channel submarine coaxial cable carrier telephone equipment 330.0 via email in 1~3 business day abolished2017-12-15,,1992-1-2
GB/T 11328-1989 Specification for 24-channel telephone carrier--Terminal equipment used on the symmetric pair of 1. 2/2. 4mm synthetical coaxial cable 180.0 via email in 1~3 business day valid,,1990-3-1
GB/T 11330-1989 Specification for added equalization equipment of carrier systems supergroup link 180.0 via email in 1~3 business day valid,,1990-3-1
GB/T 11329-1989 Specification for direct through connection--Equipment of carrier systems 180.0 via email in 1~3 business day valid,,1990-3-1
GB 9044.2-1988 Measurements for the rural subscriber loop carrier equipment 150.0 via email in 1~3 business day valid,,1988-10-1
GB 9044.1-1988 Specifications for the rural subscriber loop carrier equipment 75.0 via email in 1~3 business day valid,,1988-10-1
GB 7435-1987 Sealing tests for pressurized waveguide components and assemblies 184.0 via email in 1~3 business day superseded,1900-1-1,1987-11-1
GB 7255-1987 Specification for single sideband power-line carrier terminals 160.0 via email in 1~3 business day superseded,1998-1-2,1987-11-1
GB 7330-1987 Line traps for A. C. power systems 250.0 via email in 1~3 business day superseded1998-01-02,1998-1-2,1987-10-1
GB 7329-1987 Coupling devices for power line carrier systems 150.0 via email in 1~3 business day superseded1998-01-02,1998-1-2,1987-10-1
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YD/T 527-1992 Specification for 12-channel transistorized carrier telephone equipment on an agricultural wire 
  Issued on:   Price(USD): 130.0
YD/T 525-1992 General technical requirements of standard 2.6/9.5mm coaxial line for 22MHz(4380 channels) carrier communication system 
  Issued on: 1992-3-12   Price(USD): 130.0
GB/T 13169-1991 General specification for 4MHz (960ch) carrier systems on standardized 1.2/4.4mm coaxial cable pairs 
  Issued on: 1991-9-4   Price(USD): 120.0
GB/T 13168-1991 General specification for 8MHz (1800ch) carrier systems on standardized 2.6/9.5mm coaxial cable pairs 
  Issued on: 1991-9-4   Price(USD): 120.0
GB/T 13038-1991 Products packaging of carrier telephone equipment 
  Issued on: 1991-06-26   Price(USD): 250.0
GB/T 13136-1991 Specifications for the local subscriber loop carrier equipment 
  Issued on: 1991-08-15   Price(USD): 210.0
GB/T 13137-1991 Specification for 12-channel telephone carrier terminal equipment used on the symmetric pains of 2.6/9.5mm coaxial cable 
  Issued on: 1991-8-15   Price(USD): 180.0
GB/T 13429-1992 Measurement methods for 120-channel submarine coaxial cable carrier telephone equipment 
  Issued on: 1992-3-10   Price(USD): 330.0
GB/T 13425-1992 Measurement for 24-channels submarine coaxial cable carrier telephone equipment 
  Issued on: 1992-3-10   Price(USD): 660.0
GB/T 13431-1992 Performance requirements for 120 - channel submarine coaxial cable carrier telephone equipment 
  Issued on: 1992-3-10   Price(USD): 150.0
GB/T 13430-1992 Performance requirements for 24-channel submarine coaxial cable carrier telephone equipment 
  Issued on: 1992-3-10   Price(USD): 330.0
GB/T 11328-1989 Specification for 24-channel telephone carrier--Terminal equipment used on the symmetric pair of 1. 2/2. 4mm synthetical coaxial cable 
  Issued on: 1989-01-27   Price(USD): 180.0
GB/T 11330-1989 Specification for added equalization equipment of carrier systems supergroup link 
  Issued on: 1989-01-27   Price(USD): 180.0
GB/T 11329-1989 Specification for direct through connection--Equipment of carrier systems 
  Issued on: 1989-01-27   Price(USD): 180.0
GB 9044.2-1988 Measurements for the rural subscriber loop carrier equipment 
  Issued on: 1987-12-07   Price(USD): 150.0
GB 9044.1-1988 Specifications for the rural subscriber loop carrier equipment 
  Issued on: 1987-12-07   Price(USD): 75.0
GB 7435-1987 Sealing tests for pressurized waveguide components and assemblies 
  Issued on:   Price(USD): 184.0
GB 7255-1987 Specification for single sideband power-line carrier terminals 
  Issued on:   Price(USD): 160.0
GB 7330-1987 Line traps for A. C. power systems 
  Issued on:   Price(USD): 250.0
GB 7329-1987 Coupling devices for power line carrier systems 
  Issued on:   Price(USD): 150.0
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