| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| YD/T 991-2024 | English | RFQ |
ASK
|
3 days [Need to translate]
|
(Electromagnetic compatibility requirements and measurement methods for communication test equipment)
| Valid |
| YD/T 991-2012 | English | 519 |
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|
3 days [Need to translate]
|
Limits and methods of measurement of electromagnetic compatibility for communication instruments
| Obsolete |
| YD/T 991-1998 | English | RFQ |
ASK
|
11 days [Need to translate]
|
Electromagnetic compatibility limit and measuring method of digital transmission analyzer
| Obsolete |