2025-12-26 216.73.216.41
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
GB/T 11054-1989 Characteristics of special quality leased circuits with basic bandwidth conditioning 300.0 via email in 1~3 business day abolished2005-10-14 ,,1990-2-1
GB/T 11053-1989 Characteristics of special quality leased circuits with special bandwidth conditioning 340.0 via email in 1~3 business day abolished2005-10-14 ,,1990-2-1
GB/T 11014-1989 characteristics of balanced voltage digital interface circuits 150.0 via email in 1~3 business day valid,,1990-1-1
GB/T 11015-1989 between data terminal equipment and automatic calling equipment for data communication 180.0 via email in 1~3 business day valid,,1990-1-1
GB/T 7618-1987 Electrical characteristics for unbalanced double-current interchange circuits for general use with integrated circuit equipment in the field of data communications 220.0 via email in 1~3 business day valid,,1987-11-1
GB/T 7619-1987 Electrical characteristics for balanced double-current interchange circuits for general use with integrated circuit equipment in the field of data communications 150.0 via email in 1~3 business day valid,,1987-11-1
GB 6830-1986 The tolerable limits of danger on telecommunication lines from power lines 60.0 via email in 1~3 business day superseded2026-11-01,2026-11-1,1987-10-1
GB/T 7440-1987 Calculating methods and measuring methods for transmission parameters of open-wire communication lines 410.0 via email in 1~3 business day abolished2005-10-14 ,,1987-1-1
GB/T 4574-1984 Measuring methods for actual circuit noise and the circuit noise in simulating system loading over the analogue communication network 340.0 via email in business day abolished2005-10-14 ,,1985-4-1
GB/T 3455-1982 Electrical characteristics for unbalanced double-current interchange circuits 184.0 via email in 1~3 business day valid,,1983-10-1
YDB 155-2014 Technicalrequirementsfor residential gateway with set-card separation and gateway SIMcard 844.0 via email in 1~5 business day abolished2021-08-03 ,,
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GB/T 11054-1989 Characteristics of special quality leased circuits with basic bandwidth conditioning 
  Issued on: 1989-03-31   Price(USD): 300.0
GB/T 11053-1989 Characteristics of special quality leased circuits with special bandwidth conditioning 
  Issued on: 1989-03-31   Price(USD): 340.0
GB/T 11014-1989 characteristics of balanced voltage digital interface circuits 
  Issued on: 1989-3-31   Price(USD): 150.0
GB/T 11015-1989 between data terminal equipment and automatic calling equipment for data communication 
  Issued on: 1989-3-3   Price(USD): 180.0
GB/T 7618-1987 Electrical characteristics for unbalanced double-current interchange circuits for general use with integrated circuit equipment in the field of data communications 
  Issued on: 1987-4-3   Price(USD): 220.0
GB/T 7619-1987 Electrical characteristics for balanced double-current interchange circuits for general use with integrated circuit equipment in the field of data communications 
  Issued on: 1987-04-03   Price(USD): 150.0
GB 6830-1986 The tolerable limits of danger on telecommunication lines from power lines 
  Issued on: 1986-9-2   Price(USD): 60.0
GB/T 7440-1987 Calculating methods and measuring methods for transmission parameters of open-wire communication lines 
  Issued on: 1987-03-16   Price(USD): 410.0
GB/T 4574-1984 Measuring methods for actual circuit noise and the circuit noise in simulating system loading over the analogue communication network 
  Issued on: 1984-07-17   Price(USD): 340.0
GB/T 3455-1982 Electrical characteristics for unbalanced double-current interchange circuits 
  Issued on: 1982-1-2   Price(USD): 184.0
YDB 155-2014 Technicalrequirementsfor residential gateway with set-card separation and gateway SIMcard 
  Issued on: 2015-01-30   Price(USD): 844.0
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