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UNE-TBR 17:1997
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UNE-TBR 17:1997
BUSINESS TELECOMMUNICATIONS (BTC). ORDINARY AND SPECIAL QUALITY VOICE bandwidth 4-wire analogue leased lines (A4O and A4S). Attachment requirements for terminal equipment interface.More info
| Author | AENOR |
|---|---|
| Editor | AENOR |
| Document type | Standard |
| Format | File |
| ICS | 33.040.40 : Data communication networks
|
| Number of pages | 30 |
| Cross references | TBR 17 Ed1 Identical |
| Year | 1990 |
| Country | Spain |