2024-11-21 3.137.164.229
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Chinese National Standard List: Carrier communication equipment

GB/T 21548-2021 Methods of measurement of the high speed semiconductor lasers directly modulated for optical fiber communication systems 
  Issued on: 2021-04-30   Price(USD): 225.0
GB/T 33768-2017 Rfeliability test method for optoelectronic devices used in telecommunications 
  Issued on: 2017-05-31   Price(USD): 550.0
DL/T 1124-2009 Digital power - line carrier terminals 
  Issued on: 2009-7-22   Price(USD): 310.0
GB/T 21548-2008 Methods of measurement of the high speed semiconductor lasers directly modulated for optical fiber communication systems 
  Issued on: 2008-03-31   Price(USD): 370.0
GB/T 7330-2008 Line traps for a.c. power systems  
  Issued on: 2008-3-25   Price(USD): 450.0
GB/T 7329-2008 Coupling devices for power line carrier systems 
  Issued on: 2008-03-25   Price(USD): 180.0
GB/T 21194-2007 Generic reliability assurance requirements for optoelectronic devices used in telecommunications equipment 
  Issued on: 2007-11-14   Price(USD): 220.0
YD/T 1466-2006 Technical Requirements of IP Security (IPSec) 
  Issued on: 2006-6-8   Price(USD): 420.0
YD/T 1468-2006 Technical Requirements of IPSec Traverse NAT 
  Issued on: 2006-6-8   Price(USD): 330.0
YD/T 1469-2006 Technical Requirements for Diameter Base Protocol in IP Network 
  Issued on: 2006-6-8   Price(USD): 1050.0
YD/T 1467-2006 Testing Methods of IP Security (IPSec) 
  Issued on: 2006-6-8   Price(USD): 570.0
YD/T 1470-2006 Technical Requirements of Telephony Routing over IP (TRIP) 
  Issued on: 2006-6-8   Price(USD): 510.0
GB 13836-2000 distribution systems for television and sound signals - Part 2: Electromagnetic compatibility of equipment 
  Issued on: 2000-10-17   Price(USD): 300.0
GB/T 7255-1998 Single sideband power-line carrier terminals 
  Issued on: 1998-3-16   Price(USD): 330.0
GB/T 7329-1998 Coupling devices for power line carrier systems 
  Issued on: 1998-03-01   Price(USD): 160.0
YD/T 642-1993 Reliability indicator and test method of carrier communication equipment 
  Issued on: 1994-03-26   Price(USD): 300.0
YD/T 689-1994 Quality grading criteria of rural and urban local subscriber loop carrier equipment 
  Issued on: 1994-05-18   Price(USD): 150.0
GB/T 14239-1993 Specifications for basic frequenceis of carrier supply systems 
  Issued on: 1993-03-16   Price(USD): 180.0
GB/T 14240-1993 Specification of SHF 12-channel carrier systems and equipments for open-wire pair 
  Issued on: 1993-03-16   Price(USD): 130.0
YD/T 527-1992 Specification for 12-channel transistorized carrier telephone equipment on an agricultural wire 
  Issued on:   Price(USD): 130.0
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