Code of China 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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 15838-1995 Measuring methods for the performances of switching equipment clocks in digital synchronous network $190.00 via email in 1~3 business day abolished
GB/T 15838-2008 Test methods for the performances of switching equipment clocks in digital network $420.00 via email in 1~5 business day valid
GB/T 15839-1995 Networking specifications for 64~1920kbit/s videoconferencing systems $210.00 via email in 1~3 business day valid
GB/T 1584-1979 Standard for insertion test signal of domestic TV $85.00 via email in 1~3 business day abolished
GB/T 15840-1995 Technical requirement for optical line terminals at 4×139264kbit/s $120.00 via email in 1~3 business day abolished
GB/T 15841-1995 Networking specification for digitalmicrowave communication equipments2~8GHz digital microwave transceiver $150.00 via email in 1~3 business day valid
GB/T 15844-2017 General specification for professional radio transceiver employing F3E emission in the mobile services $690.00 via email in 1~3 business day valid
GB/T 15844.1-1995 General specification for radio transceiver employing F3E emission used in the mobile services $150.00 via email in 1~3 business day abolished
GB/T 15844.2-1995 Environmental requirements and test methods for radio transceiver employing F3E emission used in the mobile services $240.00 via email in 1~3 business day abolished
GB/T 15844.3-1995 Reliability requirements and test methods for radio transceiver employing F3E emission used in the mobile services $210.00 via email in 1~3 business day abolished
GB/T 15844.4-1995 Quality assessment requlations for radio transceiver employing F3E emission used in the mobile services $150.00 via email in 1~3 business day abolished
GB/T 15845.1-1995 Performance requirements of audiovisual terminals-Frame structure for a 64 to 1920kbit/s channel in audiovisual teleservices $330.00 via email in 1~3 business day valid
GB/T 15845.2-1995 Performance requirements of audiovisual terminals - Frame-synchronous control and indication signals for audiovisual systems $140.00 via email in 1~3 business day valid
GB/T 15845.3-1995 Performance requirements of andiovisual terminals-System for establishing communication between audiovisual terminals using digital channels up to 2Mbit/s $330.00 via email in 1~3 business day valid
GB/T 15845.4-1995 Performance requirements of audiovisual terminals--Narrow-band visual telephone systems and terminal equipment $190.00 via email in 1~3 business day abolished
GB/T 15845.4-2003 Performance requirements of audiovisual terminals - Narrow-band audio visual system and terminal equipment $300.00 via email in 1~3 business day valid
GB/T 15845.5-1995 Performance requirements of audiovisual terminals - Video code for audiovisual services at P×64kbit/s $330.00 via email in 1~3 business day valid
GB/T 15857-1995 General specification for audio/control heads of VHS video tape recorders $180.00 via email in 1~3 business day valid
GB/T 15859-1995 Preferred matching values for the interconnection of equipment in audio-visual, video and television systems $130.00 via email in 1~3 business day valid
GB/T 15860-1995 General specification for compact disc players $370.00 via email in 1~5 business day abolished
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