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Chinese National Standard Category: Carrier communication equipment

English Title: Specification for 12-channel transistorized carrier telephone equipment on an open-wire pair
Chinese Title: 明线12路晶体管载波电话设备技术要求
Standard No.: GB/T 5446-1985
Category No.: M31
Issued by:
Issued on: 1985-10-17
Implemented on: 1986-6-1
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:
Word Count:3000 words
Similar Standards: GB/T 4770.1-1984   GB/T 4770.2-1984   GB/T 21548-2021   GB/T 33768-2017   DL/T 1124-2009   GB/T 21548-2008   GB/T 7330-2008   GB/T 7329-2008   GB/T 21194-2007   YD/T 1466-2006   YD/T 1468-2006   YD/T 1469-2006   YD/T 1467-2006   YD/T 1470-2006   GB 13836-2000   GB/T 7255-1998   GB/T 7329-1998   YD/T 642-1993   YD/T 689-1994   GB/T 14239-1993  
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