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ITU-R M.821-1
New product
ITU-R M.821-1
Optional expansion of the digital selective-calling system for use in the maritime mobile serviceMore info
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.060.30 : Radio relay and fixed satellite communications systems
|
| Replace | ITU-R M.821-0 (1992-03) |
| Year | 1990 |
| Document history | ITU-R M.821-1 (1997-02) |
| Country | International |
| Keyword | ITU-R M.821;ITU-R 821;821;ITU-R M.821-1 |