1. Alarm systems. Alarm transmission systems and equipment. Requirements for equipment used in systems with digital communicators using the public switched telephone network Part 2-3, (15th June 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Alarm systems. Alarm transmission systems and equipment. Requirements for systems with digital communicators using the public switched telephone network Part 1-3, (15th June 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Analogue PSTN terminal support interface. (15th October 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Apparatus for connection to private circuits run by certain public telecommunication operators. Specification for apparatus for connection to digital circuits according to CCITT Recommendation X.21 bis Part 7, (15th July 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Apparatus for connection to private circuits run by certain public telecommunication operators. Specification for apparatus for connection to digital circuits according to CCITT Recommendation X.21 bis Part 7, (31st December 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (13 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Apparatus for connection to private circuits run by certain public telecommunication operators. Specification for apparatus for connection to speechband circuits Part 1, (31st October 1985) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. Apparatus for connection to public telecommunications systems using the Digital Access Signalling System No. 2 (DASS 2) via a 2048 kbit/s CCITT Recommendation G.703 interface. General requirements Part 1, (15th October 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (44 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Apparatus for connection to public telecommunications systems using the Digital Access Signalling System No. 2 (DASS 2) via a 2048 kbit/s CCITT Recommendation G.703 interface. Requirements for apparatus for connection to Channel Associated Signalling Systems (CASS) Part 3, (15th November 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Apparatus for connection to public telecommunications systems using the Digital Access Signalling System No. 2 (DASS 2) via a 2048 kbit/s CCITT Recommendation G.703 interface. Specification for automatic-repeat call attempt facilities Part 2, (29th November 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks. Specification for cordless telephone apparatus using radio links Part 2, (30th June 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (56 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗