Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
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.: | GB 4577-1984 |
Category No.: | M17 |
Issued by: | |
Issued on: | |
Implemented on: | 1985-4-1 |
Status: | superseded |
Superseded by: | YD/T 554-1992 Specification for Channel Translating Equipment Used on Carrier Systems |
Superseded on: | 1900-1-1 |
Abolished on: | |
Superseding: | |
Word Count: | 6500 words |
Similar Standards: | GB 4577-1984 GB 4576-1984 YD/T 553-1992 YD/T 554-1992 |
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
Copyright: Foryou Tech Co., Ltd. 2008-2020 |