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Chinese Standard Classification
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| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |
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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 |
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GB/T 11053-1989 Characteristics of special quality leased circuits with special bandwidth conditioning
Issued on: 1989-03-31 Price(USD): 340.0 |
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GB/T 11014-1989 characteristics of balanced voltage digital interface circuits
Issued on: 1989-3-31 Price(USD): 150.0 |
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GB/T 11015-1989 between data terminal equipment and automatic calling equipment for data communication
Issued on: 1989-3-3 Price(USD): 180.0 |
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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 |
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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 |
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GB 6830-1986 The tolerable limits of danger on telecommunication lines from power lines
Issued on: 1986-9-2 Price(USD): 60.0 |
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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 |
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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 |
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GB/T 3455-1982 Electrical characteristics for unbalanced double-current interchange circuits
Issued on: 1982-1-2 Price(USD): 184.0 |
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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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