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ITU-T E.180/Q.35 (03/98)
New product
ITU-T E.180/Q.35 (03/98)
Technical characteristics of tones for the telephone serviceMore info
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.040.30 : Switching and signalling systems
|
| Number of pages | 15 |
| Replace | ITU-T E.180 (1988) |
| Year | 1990 |
| Document history | ITU-T E.180/Q.35 (1998-03) |
| Country | Switzerland |
| Keyword | CCITTE180,CCITTE180Q35,ITUTE180,ITUT180,180,ITUTE180Q35,TE180,E180,ITU180,T180,TE180Q35,E180Q35,180Q35,ITU180Q35,T180Q35 |