Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
LoginRegister
Position: Search valid to be valid superseded to be superseded abolished to be abolished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/T 696-1993 Requirement for Networking of Cordless Telephone Sets 90.0 via email in 1~3 business day abolished
GB/T 14716-1993 specification for stored program control analogue private automatic branch telephone exchange system 750.0 via email in 1~3 business day valid
YD/T 1686-2007 Speech Quality and Transmission Performance Requirements and Testing Methods for IP Telephony Terminal Equipment 390.0 via email in 1~5 business day superseded
YD/T 694-1999 Main distribution frame 390.0 via email in 1~5 business day superseded
GB/T 21545-2008 Principles of protection against overvoltages and overcurrents 165.0 via email in 1~3 business day valid
SN/T 1163.2-2002 Rules for the inspection of performance requirements for import and export GSM cellular phone 75.0 via email in 1~3 business day valid
SJ 20864-2003 General specification for active ant-noise transmitter and receiver 210.0 via email in 1~3 business day valid
YD/T 1889-2009 The Requirements of Hearing Aids Compatibility and Measurement Methods for Telephone Handset 210.0 via email in 1~3 business day valid
YD/T 1361-2005 Technical requirements and testing methods for telephone dialer 225.0 via email in 1~3 business day valid
YDJ 50-1988 Technical Specifications for Installation Engineering Construction and Acceptance of Urban Local Telephone SPC Exchange Equipment 540.0 via email in 1~3 business day valid
YD/T 1072-2000 Testing method for IP telephony gateway 2685.0 via email in 1~10 business day superseded
GB/T 16891-1997 Generic specification for equipment of cordless telephone system 315.0 via email in 1~3 business day valid
GB/T 17113-1997 Technical requirements and measuring methods for cordless telephone sets access to PSTN 300.0 via email in 1~5 business day superseded
YDJ 7-1984 Specification for Installation Design of Crossbar System Urban Local Telephone Exchange Equipment 900.0 via email in 1~3 business day valid
YDN 065-1997 General Technical Specification for Telephone Switching Equipment of Ministry of Posts and Telecommunications (Including Appendix) 500.0 via email in 1~5 business day valid
GB/T 15542-1995 Technical requirment of digital SPC automatic telephone exchange 1200.0 via email in 1~3 business day valid
YD/T 1512-2007 Testing Methods for 2GHz TD-SCDMA /WCDMA CS Video Telephony Service Terminal 390.0 via email in 1~3 business day valid
JT/T 703-2007 Technical requirements of high class highway emergency telephone 180.0 via email in 1~3 business day valid
YD/T 1308-2004 The technical requirements of intelligent public telephone system 915.0 via email in 1~10 business day valid
YD/T 992-2006 Technical Requirements and Testing Methods of Telephone Additional Functions 150.0 via email in 1~3 business day valid
About Us | Contact Us | Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | Send me a messageQQ: 672269886
Copyright: Codeofchina Inc 2008-2020