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Chinese Standard Classification
Professional Classification
ICS Classification
Latest
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| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |
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Chinese Standard Classification
Professional Classification
ICS Classification
Latest
|
| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |
|
| Search |
|
GB 12449-1990 Interface for using dedicated interconnections between sound and television broadcasting transmitting equipment and supervisory equipment
Issued on: 1990-8-2 Price(USD): 180.0 |
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GB 13421-1992 Limits of maximum permitted spurious emission power levels and methods of measurement for radio transmitters
Issued on: 1992-03-10 Price(USD): 220.0 |
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GB 13614-1992 of the electromagnetic environment for short - Wave radio direction finding stations
Issued on: 1992-8-19 Price(USD): 120.0 |
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GB 13617-1992 environment requirements for shortwave radio receiving stations
Issued on: 1992-8-19 Price(USD): 100.0 |
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GB 9159-1988 Safety requirements for radio transmitting equipment
Issued on: 1988-05-06 Price(USD): 270.0 |
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GB/T 12046-1989 Designation of radio emissions and determination of necessary bandwidths
Issued on: 1989-12-29 Price(USD): 250.0 |
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GB/T 12185-1990 General specification for exciter used to MW AM broadcast transmitter
Issued on: 1990-2-1 Price(USD): 120.0 |
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GB/T 12192-1990 Methods of measurement for radio transmitters employing F3E emission used in the mobile services
Issued on: 1990-2-1 Price(USD): 480.0 |
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GB/T 12192-2017 Methods of measurement for transmitters employing F3E or G3E emissions used in the mobile services
Issued on: 2017-12-29 Price(USD): 870.0 |
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GB/T 12193-1990 Methods of measurement for radio receivers employing F3E emission used in the mobile services
Issued on: 1990-02-01 Price(USD): 460.0 |
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GB/T 12193-2017 Methods of measurement for receivers employing F3E or G3E emission used in the mobile services
Issued on: 2017-12-29 Price(USD): 810.0 |
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GB/T 12566-1990 Interface for signal chain of sound and television broadcasting transmitting equipments
Issued on: 1990-1-2 Price(USD): 110.0 |
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GB/T 12572-1990 Frequency tolerance for transmitter
Issued on: 1990-01-02 Price(USD): 160.0 |
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GB/T 12572-2008 Universal requirements and measurement methods of parameters for radio transmitting equipment
Issued on: 2008-6-30 Price(USD): 400.0 |
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GB/T 12650-1990 Performance requirements and methods of testing for OMEGA system and differential OMEGA system receiving equipments for ships
Issued on: 1990-01-02 Price(USD): 410.0 |
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GB/T 15841-1995 Networking specification for digitalmicrowave communication equipments2~8GHz digital microwave transceiver
Issued on: 1995-01-02 Price(USD): 150.0 |
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GB/T 17500-1998 Satellite Earth Stations(SES) Receive-only Very Small Aperture Terminals(VSATs)used for data distribution operating in the 11/12 GHz frequency bands
Issued on: 1998-10-07 Price(USD): 160.0 |
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GB/T 18120-2000 Methods of measurement for selective-calling and data equipment used in the mobile services
Issued on: 2000-6-7 Price(USD): 330.0 |
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GB/T 21646-2008 Technical specification and testing methods for analog public radio interphone on 400MHz band
Issued on: 2008-4-11 Price(USD): 300.0 |
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GB/T 29238-2012 Parameter and measurement of energy saving for the mobile equipment
Issued on: 2012-12-31 Price(USD): 450.0 |
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