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| Chinese National Standard Category: Communication network architecture |
| English Title: | Requirements for clock and synchronization equipment used in the digital network |
| Chinese Title: | 数字网内时钟和同步设备的进网要求 |
| Standard No.: | GB 12048-1989 |
| Category No.: | M13 |
| Issued by: | State Technical Supervision Bureau |
| Issued on: | 1989-01-02 |
| Implemented on: | 1990-7-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 3500 words |
| Similar Standards: | GB/T 42021-2022 YD/T 4141-2022 YD/T 4143-2022 YD/T 4145-2022 YD/T 4144-2022 YD/T 1472-2006 YD/T 1473-2006 YD/T 1205-2002 YD/T 1190-2002 YD/T 1011-1999 YD/T 1012-1999 YD/T 985-1998 YD/T 977-1998 YD 5075-1998 YD 5064-1998 YD/T 959-1998 GB/T 16858-1997 YD/T 930-1997 YD/T 933-1997 YD/T 934-1997 |
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