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Chinese National Standard Category: Arrangement of transmission system group and frequency spectrum |
English Title: | Specification for Channel Translating Equipment Used on Carrier Systems |
Chinese Title: | 载波系统通路变频级基本技术要求 |
Standard No.: | YD/T 554-1992 |
Category No.: | M17 |
Issued by: | CMII |
Issued on: | 1900-1-1 |
Implemented on: | 1900-1-1 |
Status: | valid |
Superseded by: | |
Superseded on: | |
Abolished on: | |
Superseding: | GB 4577-1984 Specification for channel translating equipment used on carrier systems GB 4577-1984 Specification for channel translating equipment used on carrier systems |
Word Count: | 7000 words |
Similar Standards: | GB 4577-1984 GB 4576-1984 YD/T 553-1992 YD/T 554-1992 |
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