2025-12-20 216.73.216.41
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
YD 2007-1993 Design Specifications for Public Mobile Telephone Works 690.0 via email in 1~3 business day valid,,1993-7-1
YD 2006-1992 Code for engineering design of rural post and telecommunications sub-offices 310.0 via email in 1~5 business day valid,,1993-5-1
GB/T 13504-1992 Diagnostic rhyme test (DRT) method of Chinese articulation 220.0 via email in 1~3 business day superseded2008-12-01,2008-12-1,1993-5-1
GB/T 13619-1992 Interference calculation methods for radio-relay systems 390.0 via email in 1~5 business day superseded2010-07-01,2010-7-1,1993-3-1
GB/T 14431-1993 ratios and minimum usable field strengths required in the radio services 450.0 via email in 1~3 business day valid,,1993-1-2
GB/T 14373-1993 Specifications of 46 channels TDM equipment operating on 4 line telephone-type circuit 220.0 via email in 1~3 business day abolished2005-10-14,,1993-1-2
GB 12338-1990 Methods of measurement for monochrome universal CCTV camera 60.0 via email in 1~3 business day superseded2018-05-01,2018-5-1,1990-12-1
GB/T 12322-1990 Methods of reliability testing for universal CCTV systems 210.0 via email in 1~3 business day abolished2024-03-28 ,,1990-12-1
GB/T 12046-1989 Designation of radio emissions and determination of necessary bandwidths 250.0 via email in 1~3 business day superseded2009-01-01,2009-1-1,1990-7-1
GB/T 11600-1989 Use on public data networks of data terminal equipment(DTE) which is designed for interfacing to asynchronous duplex V-series MODEMS 264.0 via email in 1~3 business day abolished2009-12-01,2009-12-1,1990-3-1
GB/T 11599-1989 Use on public data networks of data terminal equipment(DTE) which is designed for interfacing to synchronous V-series MODEMS 150.0 via email in 1~3 business day superseded2009-12-01,2009-12-1,1990-3-1
GB/T 11594-1989 List of definitions for interchange circuits between data terminal equipment (DTE) and data circuit-terminaing equipment (DCE) on public data networks 220.0 via email in 1~3 business day superseded2009-12-01 ,2009-12-1,1990-3-1
YDJ 26-1989 Temporary technical regulations for grounding design of telecommunication bureau (station) (comprehensive building) 310.0 via email in 1~5 business day superseded,2006-10-1,1990-1-1
GB 7431-1987 Transmission objectives and their testing methods for crossbar local automatic telephone exchange 120.0 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 to be superseded2026-11-01,2026-11-1,1987-10-1
GB 6281-1986 Co-channel interference STANDARDs required in the land mobile services (16k0F3E) 214.0 via email in 1~3 business day valid,,1987-4-1
GB/T 7400.4-1987 Broadcasting and television terminology--Satellite broadcasting 180.0 via email in 1~3 business day valid,,1987-1-1
GB/T 7400.1-1987 Broadcasting and television terminology--General terms 220.0 via email in 1~3 business day valid,,1987-1-1
GB/T 7400.9-1987 Broadcasting and television terminology--Television broadcasting--Techniques 180.0 via email in 1~3 business day valid,,1987-1-1
GB/T 7400.3-1987 Broadcasting and television terminology--Wired broadcasting 340.0 via email in 1~3 business day valid,,1987-1-1
Previous Page     Next Page



Code of China
Search

YD 2007-1993 Design Specifications for Public Mobile Telephone Works 
  Issued on: 1993-1-14   Price(USD): 690.0
YD 2006-1992 Code for engineering design of rural post and telecommunications sub-offices 
  Issued on: 1992-12-14   Price(USD): 310.0
GB/T 13504-1992 Diagnostic rhyme test (DRT) method of Chinese articulation 
  Issued on: 1992-06-20   Price(USD): 220.0
GB/T 13619-1992 Interference calculation methods for radio-relay systems 
  Issued on: 1992-08-19   Price(USD): 390.0
GB/T 14431-1993 ratios and minimum usable field strengths required in the radio services 
  Issued on: 1993-6-9   Price(USD): 450.0
GB/T 14373-1993 Specifications of 46 channels TDM equipment operating on 4 line telephone-type circuit 
  Issued on: 1993-04-20   Price(USD): 220.0
GB 12338-1990 Methods of measurement for monochrome universal CCTV camera 
  Issued on: 1990-6-4   Price(USD): 60.0
GB/T 12322-1990 Methods of reliability testing for universal CCTV systems 
  Issued on: 1990-4-20   Price(USD): 210.0
GB/T 12046-1989 Designation of radio emissions and determination of necessary bandwidths 
  Issued on: 1989-12-29   Price(USD): 250.0
GB/T 11600-1989 Use on public data networks of data terminal equipment(DTE) which is designed for interfacing to asynchronous duplex V-series MODEMS 
  Issued on: 1989-08-21   Price(USD): 264.0
GB/T 11599-1989 Use on public data networks of data terminal equipment(DTE) which is designed for interfacing to synchronous V-series MODEMS 
  Issued on: 1989-08-21   Price(USD): 150.0
GB/T 11594-1989 List of definitions for interchange circuits between data terminal equipment (DTE) and data circuit-terminaing equipment (DCE) on public data networks 
  Issued on: 1989-08-21   Price(USD): 220.0
YDJ 26-1989 Temporary technical regulations for grounding design of telecommunication bureau (station) (comprehensive building) 
  Issued on:   Price(USD): 310.0
GB 7431-1987 Transmission objectives and their testing methods for crossbar local automatic telephone exchange 
  Issued on: 1987-03-17   Price(USD): 120.0
GB 6830-1986 The tolerable limits of danger on telecommunication lines from power lines 
  Issued on: 1986-9-2   Price(USD): 60.0
GB 6281-1986 Co-channel interference STANDARDs required in the land mobile services (16k0F3E) 
  Issued on: 1986-4-14   Price(USD): 214.0
GB/T 7400.4-1987 Broadcasting and television terminology--Satellite broadcasting 
  Issued on: 1987-03-12   Price(USD): 180.0
GB/T 7400.1-1987 Broadcasting and television terminology--General terms 
  Issued on: 1987-03-12   Price(USD): 220.0
GB/T 7400.9-1987 Broadcasting and television terminology--Television broadcasting--Techniques 
  Issued on: 1987-03-12   Price(USD): 180.0
GB/T 7400.3-1987 Broadcasting and television terminology--Wired broadcasting 
  Issued on: 1987-03-12   Price(USD): 340.0
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Beijing COC Tech Co., Ltd. 2008-2040